# Power MOSFET, N Channel, 500 V, 4.4 A, 1.5 ohm, TO-252 (DPAK), Surface Mount
**URL**: https://novapart.co/products/STD5NK50ZT4/power-mosfet-n-channel-500-v-44-a-15-ohm-to-252
**SKU**: STD5NK50ZT4
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || FETs || Single MOSFETs
**Price**: €0.6330
**Stock**: 10+
**Lead Time**: 106 days (indicative)
## Description
Transistor Polarity:N Channel; Continuous Drain Current Id:4.4A; Drain Source Voltage Vds:500V; On Resistance Rds(on):1.5ohm; Rds(on) Test Voltage Vgs:10V; Threshold Voltage Vgs:3.75V; Power Dissipation
## Specifications
| Parameter | Value |
|---|---|
| Msl | MSL 1 - Unlimited |
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Channel Type | N Channel |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 70W |
| Transistor Mounting | Surface Mount |
| Rds(On) Test Voltage | 10V |
| Transistor Case Style | TO-252 (DPAK) |
| Drain Source Voltage Vds | 500V |
| Operating Temperature Max | 150°C |
| Continuous Drain Current Id | 4.4A |
| Drain Source On State Resistance | 1.5ohm |
| Gate Source Threshold Voltage Max | 3.75V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:1291963/)
## **STB5NK50Z-1, STD5NK50ZT4, STP5NK50Z STP5NK50ZFP, STU5NK50Z** Datasheet
N-channel 500 V, 1.22 Ω typ., 4.4 A SuperMESH™ Power MOSFETs in ‑ ‑ I[2] PAK, DPAK, TO 220, TO 220FP and IPAK packages
## **Features**
**==> picture [148 x 173] intentionally omitted <==**
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TAB
TAB
* I PAK2 1 [2 3] TAB 12 3 x¢ TO-220 A 1 2 3
DPAK
TAB
3
Aw 1 [2] 1 [2] 3
TO-220FP IPAK
D(2, TAB)
G(1)
**----- End of picture text -----**
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||||||
|---|---|---|---|---|
|Order codes|VDS|RDS(on) max.|ID|Package|
|es|
|STB5NK50Z-1|I|[2]|PAK|
|STD5NK50ZT4|DPAK|
|STP5NK50Z|500 V|1.5 Ω|4.4 A|TO-220|
|STP5NK50ZFP|TO-220FP|
|STU5NK50Z|IPAK|
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- 100% avalanche tested
- Gate charge minimized
- Very low intrinsic capacitance
- Zener-protected
## **Applications**
- Switching applications
**==> picture [60 x 7] intentionally omitted <==**
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S(3) AM01475V1
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## **Description**
**Product status link** STB5NK50Z-1 STD5NK50ZT4 STP5NK50Z STP5NK50ZFP STU5NK50Z
These high-voltage devices are Zener-protected N-channel Power MOSFETs developed using the SuperMESH™ technology by STMicroelectronics, an optimization of the well-established PowerMESH™. In addition to a significant reduction in on-resistance, these devices are designed to ensure a high level of dv/dt capability for the most demanding applications.
**DS2834** - **Rev 6** - **September 2018** For further information contact your local STMicroelectronics sales office.
www.st.com
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical ratings**
**1**
## **Electrical ratings**
**Table 1. Absolute maximum ratings**
|||**Value**|**Value**||
|---|---|---|---|---|
|**Symbol**|**Parameter**|**I2PAK, DPAK,**
**TO-220, IPAK**|**TO-220FP**|**Unit**|
|VDS|Drain-source voltage|500||V|
|VGS|Gate-source voltage|±30||V|
|ID|Drain current (continuous) at TC= 25 °C|4.4|4.4(1)|A|
|ID|Drain current (continuous) at TC= 100 °C|2.7|2.7(1)|A|
|IDM (2)|Drain current (pulsed)|17.6|17.6(1)|A|
|PTOT|Total dissipation at TC= 25 °C|70|25|W|
|ESD|Gate-source human body model
(R = 1.5 kΩ, C = 100 pF)|3||kV|
|VISO|Insulation withstand voltage (RMS)
from all three leads to external heat-sink
(t = 1 s, TC= 25 °C)||2.5|kV|
|dv/dt(3)|Peak diode recovery voltage slope|4.5||V/ns|
|Tj|Operating junction temperature range|-55 to 150||°C|
|Tstg|Storage temperature range||||
_1. Limited by maximum junction temperature._
_2. Pulse width limited by safe operating area._
_3. ISD ≤ 4.4 A, di/dt ≤ 200 A/μs, VDD ≤ V(BR)DSS._
## **Table 2. Thermal data**
|||**Value**|**Value**|**Value**|**Value**||
|---|---|---|---|---|---|---|
|**Symbol**|**Parameter**|**I2PAK,**
**TO-220**|**TO-220FP**|**DPAK**|**IPAK**|**Unit**|
|Rthj-case|Thermal resistance junction-case|1.78|5|1.78||°C/W|
|Rthj-amb|Thermal resistance junction-ambient|62.5|||100|°C/W|
|Rthj-pcb (1)|Thermal resistance junction-pcb|||50||°C/W|
_1. When mounted on an 1-inch² FR-4, 2oz Cu board._
**Table 3. Avalanche characteristics**
|**Symbol**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|
|IAR|Avalanche current, repetitive or not-repetitive
(pulse width limited by TjMax)|4.4|A|
|EAS|Single pulse avalanche energy
(starting Tj= 25 °C, ID= IAR, VDD= 50 V)|130|mJ|
**DS2834** - **Rev 6**
**page 2/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical characteristics**
**2**
## **Electrical characteristics**
(TCASE = 25 °C unless otherwise specified)
**Table 4. On/off states**
|**Symbol**|**Parameter**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|V(BR)DSS|Drain-source breakdown
voltage|ID= 1 mA, VGS= 0 V|500|||V|
|IDSS|Zero gate voltage drain
current|VGS= 0 V, VDS= 500 V|||1|µA|
|||VGS= 0 V, VDS= 500 V, TC= 125 °C(1)|||50|µA|
|IGSS|Gate body leakage
current|VDS= 0 V, VGS= ±20 V|||±10|µA|
|VGS(th)|Gate threshold voltage|VDS= VGS, ID= 50 µA|3|3.75|4.5|V|
|RDS(on)|Static drain-source on
resistance|VGS= 10 V, ID= 2.2 A||1.22|1.5|Ω|
_1. Defined by design, not subject to production test._
**Table 5. Dynamic**
|**Symbol**|**Parameter**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|Ciss|Input capacitance|VDS= 25 V, f = 1 MHz, VGS= 0 V|-|535||pF|
|Coss|Output capacitance|||75|||
|Crss|Reverse transfer
capacitance|||17|||
|Coss eq. (1)|Equivalent output
capacitance|VDS= 0 to 400 V, VGS= 0 V|-|45||pF|
|Qg|Total gate charge|VDD= 400 V, ID= 4.4 A, VGS= 0 to 10 V
(seeFigure 16. Test circuit for gate charge
behavior)|-|20|28|nC|
|Qgs|Gate-source charge|||4|||
|Qgd|Gate-drain charge|||10|||
_1. Coss eq. is defined as a constant equivalent capacitance giving the same charging time as Coss when VDS increases from 0 to 80% VDSS._
**Table 6. Switching times**
|**Symbol**|**Parameter**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|td(on)|Turn-on delay time|VDD= 250 V, ID= 2.2 A,
RG= 4.7 Ω, VGS= 10 V
(seeFigure 15. Test circuit for resistive load
switching timesandFigure 20. Switching
time waveform)|-|15|-|ns|
|tr|Rise time|||10|||
|td(off)|Turn-off delay time|||32|||
|tf|Fall time|||15|||
**DS2834** - **Rev 6**
**page 3/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical characteristics**
## **Table 7. Source drain diode**
|**Symbol**|**Parameter**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|ISD|Source-drain current||-||4.4|A|
|ISDM (1)|Source-drain current
(pulsed)||||17.6||
|VSD (2)|Forward on voltage|ISD= 4.4 A, VGS= 0 V|-||1.6|V|
|trr|Reverse recovery time|ISD= 4.4 A, di/dt = 100 A/µs
VDD= 30 V, Tj= 150°C (seeFigure 17. Test
circuit for inductive load switching and
diode recovery times)|-|310||ns|
|Qrr|Reverse recovery charge|||1.425||µC|
|IRRM|Reverse recovery current|||9.2||A|
_1. Pulse width limited by safe operating area._
_2. Pulsed: pulse duration = 300 μs, duty cycle 1.5%._
**Table 8. Gate-source Zener diode**
|**Symbol**|**Parameter**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|
|V(BR)GSO|Gate-source breakdown
voltage|IGS= ±1 mA, ID= 0 A|±30|-|-|V|
The built-in back-to-back Zener diodes are specifically designed to enhance the ESD performance of the device. The Zener voltage facilitates efficient and cost-effective device integrity protection, thus eliminating the need for additional external componentry.
**DS2834** - **Rev 6**
**page 4/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical characteristics curves**
## **2.1 Electrical characteristics curves**
**Figure 1. Safe operating area for I[2] PAK, DPAK, TO-220, Figure 2. Thermal impedance for I[2] PAK, DPAK, TO-220, IPAK IPAK**
**==> picture [167 x 161] intentionally omitted <==**
**Figure 3. Safe operating area for TO-220FP**
**==> picture [159 x 159] intentionally omitted <==**
**Figure 4. Thermal impedance for TO-220FP**
**==> picture [174 x 158] intentionally omitted <==**
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K GC20940
10 [-1]
10 [-2]
10 [-3]
10 [-4] 10 [-3] 10 [-2] 10 [-1] 10 [0] t p (s)
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**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical characteristics curves**
**Figure 5. Output characterisics**
**==> picture [166 x 168] intentionally omitted <==**
**Figure 7. Static drain-source on resistance**
**==> picture [168 x 168] intentionally omitted <==**
**Figure 9. Capacitance variations**
**==> picture [168 x 168] intentionally omitted <==**
**Figure 6. Transfer characteristics**
**==> picture [167 x 168] intentionally omitted <==**
**Figure 8. Gate charge vs gate-source voltage**
**==> picture [168 x 168] intentionally omitted <==**
**Figure 10. Normalized gate threshold voltage vs temperature**
**==> picture [158 x 163] intentionally omitted <==**
**DS2834** - **Rev 6**
**page 6/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Electrical characteristics curves**
**Figure 11. Normalized on resistance vs temperature**
**==> picture [168 x 168] intentionally omitted <==**
**Figure 13. Normalized V(BR)DSS vs temperature**
**==> picture [173 x 161] intentionally omitted <==**
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V(BR)DSS
(norm)
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**Figure 12. Source-drain diode forward characteristic**
**==> picture [167 x 168] intentionally omitted <==**
**Figure 14. Maximum avalanche energy vs temperature**
**==> picture [170 x 169] intentionally omitted <==**
**DS2834** - **Rev 6**
**page 7/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Test circuits**
**3 Test circuits**
**==> picture [513 x 173] intentionally omitted <==**
**----- Start of picture text -----**
Figure 15. Test circuit for resistive load switching times Figure 16. Test circuit for gate charge behavior
VDD
12 V 47 kΩ
1 kΩ
100 nF
RL 2200 3.3
+ μF μF VDD
VD VGS IG= CONST 100 Ω D.U.T.
VGS RG D.U.T. pulse width 2200 + 2.7 kΩ VG
pulse width μF
47 kΩ
1 kΩ
AM01468v1 AM01469v1
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**==> picture [513 x 184] intentionally omitted <==**
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Figure 17. Test circuit for inductive load switching and
Figure 18. Unclamped inductive load test circuit
diode recovery times
A A A L
G D D.U.T. fastdiode 100 µH VD 2200 3.3
25 Ω S B B B D µF3.3 + 1000µF VDD ID + µF µF VDD
G D.U.T.
+ RG S Vi D.U.T.
_ pulse width
AM01471v1
AM01470v1
**----- End of picture text -----**
**==> picture [513 x 172] intentionally omitted <==**
**----- Start of picture text -----**
Figure 20. Switching time waveform
Figure 19. Unclamped inductive waveform
ton toff
V(BR)DSS
td(on) tr td(off) tf
VD
90% 90%
IDM
ID 0 10% VDS 10%
VDD VDD VGS 90%
AM01472v1 0 10%
AM01473v1
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**DS2834** - **Rev 6**
**page 8/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Package information**
**4 Package information**
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK[®] packages, depending on their level of environmental compliance. ECOPACK[®] specifications, grade definitions and product status are available at: www.st.com. ECOPACK[®] is an ST trademark.
**DS2834** - **Rev 6**
**page 9/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**I²PAK package information**
## **4.1 I²PAK package information**
**Figure 21. I²PAK package outline**
**==> picture [425 x 427] intentionally omitted <==**
**==> picture [35 x 5] intentionally omitted <==**
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0004982_Rev_H
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**DS2834** - **Rev 6**
**page 10/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**I²PAK package information**
**Table 9. I²PAK package mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|4.40|-|4.60|
|A1|2.40|-|2.72|
|b|0.61|-|0.88|
|b1|1.14|-|1.70|
|c|0.49|-|0.70|
|c2|1.23|-|1.32|
|D|8.95|-|9.35|
|e|2.40|-|2.70|
|e1|4.95|-|5.15|
|E|10|-|10.40|
|L|13|-|14|
|L1|3.50|-|3.93|
|L2|1.27|-|1.40|
**DS2834** - **Rev 6**
**page 11/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**DPAK (TO-252) type A package information**
**4.2 DPAK (TO-252) type A package information**
**Figure 22. DPAK (TO-252) type A package outline**
**==> picture [34 x 40] intentionally omitted <==**
**==> picture [57 x 9] intentionally omitted <==**
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0068772_A_25
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**DS2834** - **Rev 6**
**page 12/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z DPAK (TO-252) type A package information**
**Table 10. DPAK (TO-252) type A mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|2.20||2.40|
|A1|0.90||1.10|
|A2|0.03||0.23|
|b|0.64||0.90|
|b4|5.20||5.40|
|c|0.45||0.60|
|c2|0.48||0.60|
|D|6.00||6.20|
|D1|4.95|5.10|5.25|
|E|6.40||6.60|
|E1|4.60|4.70|4.80|
|e|2.159|2.286|2.413|
|e1|4.445|4.572|4.699|
|H|9.35||10.10|
|L|1.00||1.50|
|(L1)|2.60|2.80|3.00|
|L2|0.65|0.80|0.95|
|L4|0.60||1.00|
|R||0.20||
|V2|0°||8°|
**DS2834** - **Rev 6**
**page 13/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z DPAK (TO-252) type E package information**
**4.3 DPAK (TO-252) type E package information Figure 23. DPAK (TO-252) type E package outline**
**==> picture [81 x 73] intentionally omitted <==**
**==> picture [59 x 67] intentionally omitted <==**
**==> picture [81 x 73] intentionally omitted <==**
**==> picture [180 x 180] intentionally omitted <==**
0068772_type-E_rev.25
**DS2834** - **Rev 6**
**page 14/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z DPAK (TO-252) type E package information**
**Table 11. DPAK (TO-252) type E mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|2.18||2.39|
|A2|||0.13|
|b|0.65||0.884|
|b4|4.95||5.46|
|c|0.46||0.61|
|c2|0.46||0.60|
|D|5.97||6.22|
|D1|5.21|||
|E|6.35||6.73|
|E1|4.32|||
|e||2.286||
|e1||4.572||
|H|9.94||10.34|
|L|1.50||1.78|
|L1||2.74||
|L2|0.89||1.27|
|L4|||1.02|
**Figure 24. DPAK (TO-252) recommended footprint (dimensions are in mm)**
**==> picture [111 x 197] intentionally omitted <==**
**==> picture [37 x 6] intentionally omitted <==**
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FP_0068772_25
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**DS2834** - **Rev 6**
**page 15/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z DPAK (TO-252) packing information** ~~To~~ **4.4 DPAK (TO-252) packing information**
## **Figure 25. DPAK (TO-252) tape outline**
**==> picture [398 x 316] intentionally omitted <==**
**----- Start of picture text -----**
10 pitches cumulative
tolerance on tape +/- 0.2 mm
Top cover P0 D P2
T tape
E
F
B1 J) K0 B0 paeg e s W
I
f f PEREllos oe oes:
For machine ref. only A0 P1 D1
including draft and
radii concentric around B0
User direction of feed
R
—— Bending radius
User direction of feed
AM08852v1
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**DS2834** - **Rev 6**
**page 16/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**DPAK (TO-252) packing information**
**Figure 26. DPAK (TO-252) reel outline**
**==> picture [363 x 208] intentionally omitted <==**
**----- Start of picture text -----**
T
40mm min.
access hole
at slot location
B
D
C
N
A
Tape slot G measured
in core for at hub
Full radius tape start
2.5mm min.width
**----- End of picture text -----**
AM06038v1
**Table 12. DPAK (TO-252) tape and reel mechanical data**
||**Tape**|**Tape**||**Reel**|**Reel**|
|---|---|---|---|---|---|
|**Di**|**mm**||**Di**|**mm**||
|**m.**|**Min.**|**Max.**|**m.**|**Min.**|**Max.**|
|A0|6.8|7|A||330|
|B0|10.4|10.6|B|1.5||
|B1||12.1|C|12.8|13.2|
|D|1.5|1.6|D|20.2||
|D1|1.5||G|16.4|18.4|
|E|1.65|1.85|N|50||
|F|7.4|7.6|T||22.4|
|K0|2.55|2.75||||
|P0|3.9|4.1|Base qty.||2500|
|P1|7.9|8.1|Bulk qty.||2500|
|P2|1.9|2.1||||
|R|40|||||
|T|0.25|0.35||||
|W|15.7|16.3||||
**DS2834** - **Rev 6**
**page 17/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**TO-220 type A package information**
## **4.5 TO-220 type A package information**
**Figure 27. TO-220 type A package outline**
**==> picture [305 x 434] intentionally omitted <==**
**==> picture [61 x 6] intentionally omitted <==**
**----- Start of picture text -----**
0015988_typeA_Rev_21
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**DS2834** - **Rev 6**
**page 18/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**TO-220 type A package information**
**Table 13. TO-220 type A package mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|4.40||4.60|
|b|0.61||0.88|
|b1|1.14||1.55|
|c|0.48||0.70|
|D|15.25||15.75|
|D1||1.27||
|E|10.00||10.40|
|e|2.40||2.70|
|e1|4.95||5.15|
|F|1.23||1.32|
|H1|6.20||6.60|
|J1|2.40||2.72|
|L|13.00||14.00|
|L1|3.50||3.93|
|L20||16.40||
|L30||28.90||
|øP|3.75||3.85|
|Q|2.65||2.95|
**DS2834** - **Rev 6**
**page 19/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**TO-220FP package information**
## **4.6 TO-220FP package information**
**Figure 28. TO-220FP package outline**
**==> picture [56 x 6] intentionally omitted <==**
**----- Start of picture text -----**
7012510_Rev_12_B
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**page 20/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**TO-220FP package information**
**Table 14. TO-220FP package mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|4.4||4.6|
|B|2.5||2.7|
|D|2.5||2.75|
|E|0.45||0.7|
|F|0.75||1|
|F1|1.15||1.70|
|F2|1.15||1.70|
|G|4.95||5.2|
|G1|2.4||2.7|
|H|10||10.4|
|L2||16||
|L3|28.6||30.6|
|L4|9.8||10.6|
|L5|2.9||3.6|
|L6|15.9||16.4|
|L7|9||9.3|
|Dia|3||3.2|
**DS2834** - **Rev 6**
**page 21/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z IPAK (TO-251) type A package information**
**4.7 IPAK (TO-251) type A package information**
**Figure 29. IPAK (TO-251) type A package outline**
**==> picture [70 x 31] intentionally omitted <==**
0068771_IK_typeA_rev14
**DS2834** - **Rev 6**
**page 22/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z IPAK (TO-251) type A package information**
**Table 15. IPAK (TO-251) type A package mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|2.20||2.40|
|A1|0.90||1.10|
|b|0.64||0.90|
|b2|||0.95|
|b4|5.20||5.40|
|B5||0.30||
|c|0.45||0.60|
|c2|0.48||0.60|
|D|6.00||6.20|
|E|6.40||6.60|
|e||2.28||
|e1|4.40||4.60|
|H||16.10||
|L|9.00||9.40|
|L1|0.80||1.20|
|L2||0.80|1.00|
|V1||10°||
**DS2834** - **Rev 6**
**page 23/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z IPAK (TO-251) type C package information**
## **4.8 IPAK (TO-251) type C package information**
**Figure 30. IPAK (TO-251) type C package outline**
0068771_IK_typeC_rev14
**DS2834** - **Rev 6**
**page 24/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z IPAK (TO-251) type C package information**
**Table 16. IPAK (TO-251) type C package mechanical data**
|**Di**|**mm**|**mm**|**mm**|
|---|---|---|---|
|**m.**|**Min.**|**Typ.**|**Max.**|
|A|2.20|2.30|2.35|
|A1|0.90|1.00|1.10|
|b|0.66||0.79|
|b2|||0.90|
|b4|5.23|5.33|5.43|
|c|0.46||0.59|
|c2|0.46||0.59|
|D|6.00|6.10|6.20|
|D1|5.20|5.37|5.55|
|E|6.50|6.60|6.70|
|E1|4.60|4.78|4.95|
|e|2.20|2.25|2.30|
|e1|4.40|4.50|4.60|
|H|16.18|16.48|16.78|
|L|9.00|9.30|9.60|
|L1|0.80|1.00|1.20|
|L2|0.90|1.08|1.25|
|θ1|3°|5°|7°|
|θ2|1°|3°|5°|
**DS2834** - **Rev 6**
**page 25/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z Ordering information**
## **5 Ordering information**
**Table 17. Order codes**
|**Order code**|**Marking**|**Package**|**Packing**|
|---|---|---|---|
|STB5NK50Z-1|B5NK50Z|I2PAK|Tube|
|STD5NK50ZT4|D5NK50Z|DPAK|Tape and reel|
|STP5NK50Z|P5NK50Z|TO-220|Tube|
|STP5NK50ZFP|P5NK50ZFP|TO-220FP|Tube|
|STU5NK50Z|5NK50Z|IPAK|Tube|
**DS2834** - **Rev 6**
**page 26/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
## **Revision history**
**Table 18. Document revision history**
|**Date**|**Version**|**Changes**|
|---|---|---|
|16-Jun-2004|4|D2PAK Included. New Stylesheet.|
|06-Sep-2005|5|Inserted Ecopack indication|
|18-Sep-2018|6|The part number STB5NK50Z has been moved to a separate datasheet.
Added part number STU5NK50Z.
UpdatedSection 4 Package information.|
**DS2834** - **Rev 6**
**page 27/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
**Contents**
|**Contents**|**Contents**|
|---|---|
|**1**|**Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2**|
|**2**|**Electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3**|
||**2.1**
Electrical characteristics curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5|
|**3**|**Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8**|
|**4**|**Package information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9**|
||**4.1**
I²PAK package information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9|
||**4.2**
DPAK (TO-252) type A package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11|
||**4.3**
DPAK (TO-252) type E package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13|
||**4.4**
DPAK (TO-252) packing information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15|
||**4.5**
TO-220 type A package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17|
||**4.6**
TO-220FP package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19|
||**4.7**
IPAK (TO-251) type A package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21|
||**4.8**
IPAK (TO-251) type C package information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23|
|**5**|**Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26**|
|**Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27**||
**DS2834** - **Rev 6**
**page 28/29**
**STB5NK50Z-1,STD5NK50ZT4,STP5NK50Z,STP5NK50ZFP,STU5NK50Z**
## **IMPORTANT NOTICE – PLEASE READ CAREFULLY**
STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.
Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’ products.
No license, express or implied, to any intellectual property right is granted by ST herein.
Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product.
ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners.
Information in this document supersedes and replaces information previously supplied in any prior versions of this document.
© 2018 STMicroelectronics – All rights reserved
**DS2834** - **Rev 6**
**page 29/29**
## Links
- [View this product on Novapart](https://novapart.co/products/STD5NK50ZT4/power-mosfet-n-channel-500-v-44-a-15-ohm-to-252)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/stmicroelectronics/std5nk50zt4/mosfet-n-d-pak/dp/1291963)
---
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