# Schottky Rectifier, 45 V, 60 A, Dual Common Cathode, TO-220AB, 3 Pins
**URL**: https://novapart.co/products/STPS61L45CT/schottky-rectifier-45-v-60-a-dual-common-cathode
**SKU**: STPS61L45CT
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €1.3700
**Stock**: 1000+
**Lead Time**: 120 days (indicative)
## Description
Repetitive Reverse Voltage Vrrm Max:45V; Forward Current If(AV):60A; Diode Configuration:Dual Common Cathode; Diode Case Style:TO-220AB; No. of Pins:3Pins; Forward Voltage VF Max:-; Fo
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Diode Mounting | Through Hole |
| Diode Case Style | TO-220AB |
| Diode Configuration | Dual Common Cathode |
| Forward Voltage Max | - |
| Forward Surge Current | 500A |
| Average Forward Current | 60A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 45V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2806774/)
**==> picture [62 x 39] intentionally omitted <==**
## **STPS61L45C**
## Power Schottk rectifier y
## **Features**
- High current capability
- Avalanche rated
- Low forward voltage drop current
- High frequency operation
## **Description**
Dual center tap Schottky rectifier suited for high frequency switch mode power supplies.
Packaged in TO-247 and TO-220AB, this device provides desktop SMPS designers with a low forward voltage drop device, and reduced leakage current, with the objective of making the application compliant with environmental care standards, or suitable for 80+ requirements.
**==> picture [184 x 142] intentionally omitted <==**
**----- Start of picture text -----**
A1
K
A2
K
A2
A2 K
A1 [K]
A1
TO-220AB TO-247
STPS61L45CT STPS61L45CW
**----- End of picture text -----**
## **Table 1. Device summary**
|**Symbol**|**Value**|
|---|---|
|IF(AV)|2 x 30 A|
|VRRM|45 V|
|Tj (max)|150 °C|
|VF(typ)|0.45 V|
1/8
July 2011
Doc ID 14192 Rev 2
_www.st.com_
**Characteristics**
**STPS61L45C**
## **1 Characteristics**
## **Table 2. Absolute ratings (limiting values per diode at 25 °C unless otherwise specified)**
|||**specified)**|**specified)**|**specified)**|||
|---|---|---|---|---|---|---|
|**Symbol**||**Parameter**|||**Value**|**Unit**|
|VRRM||Repetitive peak reverse voltage|||45|V|
|IF(RMS)||Forward rms current|||60|A|
|IF(AV)||Average forward currentδ= 0.5|Tc= 120 °C
Tc= 115 °C|Per diode
Per device|30
60|A|
|IFSM||Surge non repetitive forward current|tp= 10 ms sinusoidal||500|A|
|PARM||Repetitive peak avalanche power|tp= 1 µs Tj = 25 °C||10000|W|
|Tstg||Storage temperature range|||-65 to + 175|°C|
||Tj|Maximum operating junction temperature(1)|||150|°C|
|1.|condition to avoid runaway for a diode on its own heatsink
dPtot
dTj
<
1
Rth(j-a)||||||
## **Table 3. Thermal resistances**
|**Table 3.**|**Thermal resistances**|**Thermal resistances**|||
|---|---|---|---|---|
|**Symbol**|**Parameter**||**Value**|**Unit**|
|Rth(j-c)|Junction to case|Per diode
Total|1.3
0.75|°C/W|
|Rth(c)|Coupling||0.2|°C/W|
When the diodes 1 and 2 are used simultaneously : Δ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c).
**Table 4. Static electrical characteristics (per diode)**
|**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR
(1)|Reverse leakage current|Tj= 25 °C|VR= VRRM|||1.5|mA|
|||Tj= 125 °C|||190|400||
|VF
(2)|Forward voltage drop|Tj= 25 °C|IF= 5 A||0.35||V|
|||Tj= 125 °C|||0.23|||
|||Tj= 25 °C|IF= 15 A||0.43|0.50||
|||Tj= 125 °C|||0.34|0.40||
|||Tj= 25 °C|IF= 30 A||0.50|0.56||
|||Tj= 125 °C|||0.45|0.51||
1. Pulse test: tp = 5 ms, δ < 2%
2. Pulse test: tp = 380 µs, δ < 2%
To evaluate the conduction losses use the following equation: P = 0.3 x IF(AV) + 0.007 x IF2(RMS)
2/8
Doc ID 14192 Rev 2
**STPS61L45C**
**Characteristics**
**Figure 1. Conduction losses versus average Figure 2. Average forward current versus forward current (per diode) ambient temperature (** δ **= 0.5), (per diode)**
**==> picture [455 x 517] intentionally omitted <==**
**----- Start of picture text -----**
PF(av)(W) IF(av)(A)
25 35
δ=0.05 δ=0.1 δ=0.2 δ=0.5 δ=1
20 PTTe e ee 4 \A 30 ee Rth(j-a)=Rth(j-c) ee
LTT iy yy | YI A 25 a
15 Pit iAYVIZ/ /YIIAL L4 e aee 20 a pf ee||eeft ft ft AT
WA 7 7 ee
10 15 Rth(j-a)=10°C/W
5 BE A TLALLALAeEE T | BRE 10 T a [- ES E\-
eeCeZAa4neee 5 ga OEE
72200WE IF(av) (A) a δ [=tp/T] ce tp δ [=tp/T] Lt tp | Tamb(°C) |
0 A | | | 0 CT T T_ EN
0 5 10 15 20 25 30 35 40 0 25 50 75 100 125 150
Figure 3. Normalized avalanche power Figure 4. Normalized avalanche power
derating versus pulse duration derating versus junction
temperature
1 PPARMARM(1 µs)(tp) 1.2 PARMPARM(25 °C)(Tj)
PR) je es eG OD GO OD GO GD GO GOOG GOOG GG GOO
ESECeHSEHESty 1 EERE EEEEE EEREEEE EEE EES
0.1 a 0.8 --------NEEEEE re
0.6
0.01 PeCoMSeri mmfCo petiCI mentCI PAA)Sill LL} MN 0.4 SEESaEEE E=EEEEEE =EEE== eae ERR eeeeeaeeeeSSE
SEE 0.2
T (°C)j
0.001 ilneo tp(µs) UTCOTCA|) 0 25 EEE 50 Err 75 neERR 100 125 re 150
0.01 0.1 1 10 100 1000
Figure 5. Non repetitive surge peak forward Figure 6. Relative variation of thermal
current versus overload duration impedance junction to case versus
(per diode) pulse duration ulse duration
300 I a M(A) 1.0 Zth(j-c)/R LLL... th(j-c) LLL. OTTO
0.9 TO-247
250 = SS A
0.8
—Ee-™ ESE EEEEHHVal
200 ERS So 0.7 PAA HH
a nnaed a OsaEe RinasOines GEERT EE 0.6 a Z|
150 eea 5 DS ee TC=25°C 0.5 Poya a a a
a a OS eea
ee e e TC=75°C 0.4 eeeee
100 a a a a a a
ee DS 0.3 a a a
TC=125°C T
50 I M go? 9 tee O S 0.2 aa EH tH
0 δ =0.5 t SSS t(s) Sas a 0.1 S Single pulse t tp(s) _ [P] δ [=tp/T] [L] tp
0 : ee | eeee eeeset! 0.0 p re ee etLTTT Ta TT)n
1.E-03 1.E-02 1.E-01 1.E+00 1.E-03 1.E-02 1.E-01 1.E+00
**----- End of picture text -----**
**Figure 6. Relative variation of thermal impedance junction to case versus pulse duration ulse duration**
3/8
Doc ID 14192 Rev 2
**Characteristics**
**STPS61L45C**
**Figure 7. Reverse leakage current versus Figure 8. Junction capacitance versus reverse voltage applied reverse voltage applied (typical values, per diode) (typical values, per diode)**
**==> picture [462 x 309] intentionally omitted <==**
**----- Start of picture text -----**
1.E+03 IR(mA) 10.00 C(nF)
Tj=150°C F=1MHz
1.E+02 Tj=125°C VOSCT=30mVj=25°C RMS
Tj=100°C
1.E+01
Tj=75°C
1.00
1.E+00 Tj=50°C
Tj=25°C
1.E-01
VR(V) VR(V)
1.E-02 0.10
0 5 10 15 20 25 30 35 40 45 1 10 100
Figure 9. Forward voltage drop versus forward current (per diode)
IFM(A)
200
180
160 (Maximum values)Tj=125°C
140120 (Maximum values)Tj=25°C
100
80 (TypicalTj=125°Cvalues)
60
40
20 VFM(V)
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4
**----- End of picture text -----**
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Doc ID 14192 Rev 2
**STPS61L45C**
**Package information**
## **2 Package information**
- Epoxy meets UL94, V0
- Cooling method: by conduction (C)
- Recommended torque values for: TO-220AB 0.4 to 0.6 N·m
- Recommended torque value for: TO-247 0.55 to 1.0 N·m
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.
|**Table 5.**|**Table 5.**|**TO-220AB dimensions**|**TO-220AB dimensions**|**TO-220AB dimensions**|**TO-220AB dimensions**||||||
|---|---|---|---|---|---|---|---|---|---|---|
|**L2**|||||**A**
**C**
**D**
**L7**
**E**
**M**|**Ref.**|**Dimensions**||||
||||||||**Millimeters**||**Inches**||
||||||||**Min.**|**Max.**|**Min.**|**Max.**|
|||||||A|4.40|4.60|0.173|0.181|
|||||||C|1.23|1.32|0.048|0.051|
||||**H2**|**L5**
**L6**
**L9**
**L4**|||||||
|||||||D|2.40|2.72|0.094|0.107|
|||**D**|**ia**||||||||
|||||||E|0.49|0.70|0.019|0.027|
|||||**L5**||F
|0.61|0.88|0.024|0.034|
||**F2**
**F1**||||||||||
|||||||F1|1.14|1.70|0.044|0.066|
||||||||||||
|||||||F2|1.14|1.70|0.044|0.066|
|||||||G|4.95|5.15|0.194|0.202|
||||**G**|||G1|2.40|2.70|0.094|0.106|
||**F**
**G1**|||||H2|10|10.40|0.393|0.409|
|||||||L2|16.4 typ.||0.645 typ.||
|||||||L4|13|14|0.511|0.551|
|||||||L5|2.65|2.95|0.104|0.116|
|||||||L6|15.25|15.75|0.600|0.620|
||||||||||||
|||||||L7|6.20|6.60|0.244|0.259|
|||||||L9|3.50|3.93|0.137|0.154|
|||||||M|2.6 typ.||0.102 typ.||
|||||||Diam.|3.75|3.85|0.147|0.151|
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Doc ID 14192 Rev 2
**STPS61L45C**
**Package information**
**Table 6. TO-247 dimensions**
|**L5**
**L**
**L3**|||||**E**
**A**|**Ref.**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|---|---|---|---|---|---|
||||||||**Millimeters**||**Inches**||
||||||||**Min.**|**Max.**|**Min.**|**Max.**|
|||||||A|4.85|5.16|0.191|0.203|
|||||||D|2.20|2.60|0.086|0.102|
|||**V**
**V**|**H**
**Dia**|||E|0.40|0.80|0.015|0.031|
|||||||F|1.00|1.40|0.039|0.055|
||||||||||||
||||||||||||
|||||||F1|3.00 typ.||0.118 typ.||
|||||||F2|2.00 typ.||0.079 typ.||
|||||||F3|1.90|2.40|0.075|0.094|
|||||||F4|3.00
3.40||0.118
0.134||
||**L5**
||**L2**
**L1**
**F2**
**F3**
**F4**
**G**||||||||
|||||||G|10.90 typ.||0.429 typ.||
|||||||H|15.45|16.03|0.608|0.631|
|||||||L|19.85|21.09|0.781|0.830|
|||**F1**
**V2**
**F(x3)**
||||L1|3.70|4.30|0.146|0.169|
|||||||L2|18.30|19.13|0.720|0.753|
|||||||L3|14.20|20.30|0.559|0.799|
|||||||L4|34.05|41.38|1.341|1.629|
|||||||L5|5.35|6.30|0.211|0.248|
|||||||M|2.00|3.00|0.079|0.118|
|||||||V|5° typ.||5° typ.||
|||||||V2|60° typ.||60° typ.||
|||||||Dia.|3.55|3.65|0.140|0.144|
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Doc ID 14192 Rev 2
**STPS61L45C**
**Ordering information**
## **3 Ordering information**
## **Table 7. Ordering information**
|**Order code**|**Marking**|**Package**|**Weight**|**Base qty**|**Delivery mode**|
|---|---|---|---|---|---|
|STPS61L45CW|STPS61L45CW|TO-247|4.4 g|30|Tube|
|STPS61L45CT|STPS61L45CT|TO-220AB|2.2 g|50|Tube|
## **4 Revision history**
## **Table 8. Document revision history**
|**Date**|**Revision**|**Changes**|
|---|---|---|
|14-Nov-2007|1|Initial release.|
|15-Jul-2011|2|Reformatted to current standards. Updated package
illustration for TO-247.|
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**STPS61L45C**
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8/8
Doc ID 14192 Rev 2
## Links
- [View this product on Novapart](https://novapart.co/products/STPS61L45CT/schottky-rectifier-45-v-60-a-dual-common-cathode)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/stmicroelectronics/stps61l45ct/schottky-rect-dual-45v-to-220ab/dp/2806774)
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