# Schottky Rectifier, 45 V, 10 A, Single, TO-220AC, 2 Pins, 600 mV
**URL**: https://novapart.co/products/STPS1045D/schottky-rectifier-45-v-10-a-single-to-220ac-2
**SKU**: STPS1045D
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €0.2760
**Stock**: 500+
**Lead Time**: 120 days (indicative)
## Description
Repetitive Reverse Voltage Vrrm Max:45V; Forward Current If(AV):10A; Diode Configuration:Single; Diode Case Style:TO-220AC; No. of Pins:2Pins; Forward Voltage VF Max:600mV; Forward Surge Curren
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2Pins |
| Product Range | - |
| Qualification | - |
| Diode Mounting | Through Hole |
| Diode Case Style | TO-220AC |
| Diode Configuration | Single |
| Forward Voltage Max | 600mV |
| Forward Surge Current | 180A |
| Average Forward Current | 10A |
| Operating Temperature Max | 175°C |
| Repetitive Peak Reverse Voltage | 45V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:9803351/)
**STPS1045**
**==> picture [61 x 39] intentionally omitted <==**
## Power Schottk rectifier y
## **Main product characteristics**
|IF(AV)|10 A|
|---|---|
|VRRM|45 V|
|VF|0.57 V|
## **Features and Benefits**
- Very small conduction losses
- Negligible switching losses
- Extremely fast switching
- Low forward voltage drop
- Insulated package: TO-220FPAC Insulating voltage = 2000V DC Capacitance = 12 pF
**==> picture [173 x 173] intentionally omitted <==**
**----- Start of picture text -----**
A K
A
A
K
K
TO-220AC TO-220FPAC
STPS1045D STPS1045FP
**----- End of picture text -----**
- Avalanche capability specified
## **Description**
Single chip Schottky rectifier suited for Switch Mode Power Supply and high frequency DC to DC converters.
This device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications.
1/8
March 2007
Rev 6
_www.st.com_
**Characteristics**
**STPS1045**
## **1 Characteristics**
## **Table 1. Absolute Ratings (limiting values)**
|**Table 1.**|**Table 1.**|**Absolute Ratings **|**(limiting values)**|||||
|---|---|---|---|---|---|---|---|
|**Symbol**|||**Parameter**||**Value**||**Unit**|
|VRRM||Repetitive peak revers|e voltage||45||V|
|IF(RMS)||RMS forward voltage|||30||A|
|IF(AV)||Average forward
current
δ= 0.5|TO-220AC|Tc= 150° C|10||A|
||||TO-220FPAC|Tc= 145° C||||
|IFSM||Surge non repetitive forward current||tp= 10 ms
sinusoidal|180||A|
|||Repetitive peak reverse current||tp= 2 µs
F = 1 kHz|1||A|
|PARM||Repetitive peak avalanche power||tp= 1 µs Tj = 25°
C|4000||W|
|Tstg||Storage temperature range|||-65 to + 175||°C|
|Tj||Maximum junction temperature|||175||°C|
|dV/dt||Critical rate of rise of reverse voltage|||10000||V/µs|
|**Table 2.**
**Thermal resistances**||||||||
|**Symbol**|**Parameter**|||||**Value**|**Unit**|
|Rth(j-c)|Junction to case|||TO-220AC||2.2|°C/W|
|||||TO-220FPAC||4.5||
**Table 3. Static electrical characteristics**
|**Symbol**|**Parameter**|**Test Conditions**|**Test Conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR
(1)|Reverse leakage current|Tj= 25° C|VR= VRRM|||100|µA|
|||Tj= 125° C||||15|mA|
|VF
(2)|Forward voltage drop|Tj= 25° C|IF= 20 A|||0.84|V|
|||Tj= 125° C|IF= 20 A|||0.72||
|||Tj= 125° C|IF= 10 A|||0.60||
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 = 0.42 x IF(AV) + 0.015 IF2(RMS)
2/8
**STPS1045**
**Characteristics**
**Figure 1. Average forward power dissipation Figure 2. Average forward current versus versus average forward current ambient temperature (** δ **= 0.5)**
**==> picture [462 x 340] intentionally omitted <==**
**----- Start of picture text -----**
PF(AV)(W) IF(AV)(A)
8 12
7 δ = 0.05 δ = 0.1 δ = 0.2 δ = 0.5 10 Rth(j-a)=Rth(j-c) TO-220AC
6 TO-220FPAC
8
5 δ = 1 Rth(j-a)=15°C/W
4 6
3
4
2 T T
2
1
IF(AV)(A) δ [=tp/T] tp δ [=tp/T] tp Tamb(°C)
0 0
0 1 2 3 4 5 6 7 8 9 10 11 12 0 25 50 75 100 125 150 175
Figure 3. Normalized avalanche power Figure 4. Normalized avalanche power
derating versus pulse duration derating versus junction
temperature
1 PPARMARM(1µs)(tp) 1.2 PARMPARM(25°C)(tp)
1
0.1 0.8
0.6
0.01 0.4
0.2
0.001 tp(µs) 0 T (°C)j
25 50 75 100 125 150
0.01 0.1 1 10 100 1000
**----- End of picture text -----**
## **Figure 5. Non repetitive surge peak forward current versus overload duration (maximum values) (TO-220AC)**
**Figure 6. Non repetitive surge peak forward current versus overload duration (maximum values) (TO-220FPAC)**
**==> picture [462 x 146] intentionally omitted <==**
**----- Start of picture text -----**
IM(A) IM(A)
160 100
90
140
80
120
70
100 60 TC=50°C
80 TC=50°C 50
TC=100°C
60 TC=100°C 40
30
40 IM TC=150°C 20 IM TC=150°C
20 δ=0.5 t t(s) 10 δ=0.5 t t(s)
0 0
1E-3 1E-2 1E-1 1E+0 1E-3 1E-2 1E-1 1E+0
**----- End of picture text -----**
3/8
**Characteristics**
**STPS1045**
**Figure 7. Relative variation of thermal transient impedance junction to case versus pulse duration (TO-220AC)**
**Figure 8. Relative variation of thermal transient impedance junction to case versus pulse duration (TO-220FPAC)**
**==> picture [462 x 340] intentionally omitted <==**
**----- Start of picture text -----**
Zth(j-c)/Rth(j-c) Zth(j-c)/Rth(j-c)
1.0 1.0
0.8 0.8
0.6 δ = 0.5 0.6 δ = 0.5
0.4 0.4
δ = 0.2 δ = 0.2
T T
0.2 δ = 0.1 0.2 δ = 0.1
Single pulse tp(s) δ [=tp/T] tp Single pulse tp(s) δ [=tp/T] tp
0.0 0.0
1E-4 1E-3 1E-2 1E-1 1E+0 1E-3 1E-2 1E-1 1E+0 1E+1
Figure 9. Reverse leakage current versus Figure 10. Reverse leakage current versus
reverse voltage applied (typical reverse voltage applied (typical
values) values)
IR(µA) C(pF)
1E+5 1000
F=1MHz
1E+4 T =150°Cj VOSCT =25°C=30mVj RMS
T =125°Cj
1E+3 T =100°Cj 500
T =75°Cj
1E+2
T =50°Cj
1E+1
T =25°Cj 200
1E+0
VR(V) VR(V)
1E-1 100
0 5 10 15 20 25 30 35 40 45 1 2 5 10 20 50
**----- End of picture text -----**
## **Figure 11. Forward voltage drop versus forward current (maximum values)**
**==> picture [221 x 142] intentionally omitted <==**
**----- Start of picture text -----**
IFM(A)
100.0
T =125°Cj
(typical values)
T =25°Cj
10.0
T =125°Cj
1.0
VFM(V)
0.1
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
**----- End of picture text -----**
4/8
**STPS1045**
**Package Information**
## **2 Package Information**
- Epoxy meets UL94, V0
- Cooling method: by conduction (C)
- Recommended torque value: 0.55 Nm
- ● Maximum torque value: 0.70 Nm
## **Figure 12. TO-220AC dimensions**
|**L2**|||||||**A**
**C**
**D**
**L7**
**E**
**M**|**Ref**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||||**Millimeters**||**Inches**||
||||||||||**Min.**|**Max.**|**Min.**|**Max.**|
|||||||||A|4.40|4.60|0.173|0.181|
|||||**H2**||**L5**
**L6**
**L9**
**L4**|||||||
|||||**Ø I**||||C|1.23|1.32|0.048|0.051|
|||||||||D
|2.40
|2.72
|0.094
|0.107
|
|||||||**L5**|||||||
|||**F1**||||||E|0.49|0.70|0.019|0.027|
|||||||||F|0.61|0.88|0.024|0.034|
||||||||||||||
|||||||||F1|1.14|1.70|0.044|0.066|
||||||||**D**
**M**||||||
|||||||||G|4.95|5.15|0.194|0.202|
|||||||||H2|10.00|10.40|0.393|0.409|
||||**F**|||||L2|16.40 typ.||0.645 typ.||
|||||||||L4|13.00|14.00|0.511|0.551|
||||||||||||||
|||||||||L5|2.65|2.95|0.104|0.116|
||||||||||||||
|||||||||L6|15.25|15.75|0.600|0.620|
|||||**G**|||||||||
|||||||||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. I|3.75|3.85|0.147|0.151|
5/8
**STPS1045**
**Package Information**
## **Figure 13. TO-220FPAC dimensions**
|**L3**|||||||**L7**
**E**|**Ref**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||||**Millimeters**||**Inches**||
||||||||||**Min.**|**Max.**|**Min.**|**Max.**|
||||||**L6**
**L5**
**F1**
**F**|**A**
**B**
**Dia**
**D**|||||||
|||||||||A|4.4|4.6|0.173|0.181|
|||||**H**||||B|2.5|2.7|0.098|0.106|
|||||||||D|2.5|2.75|0.098|0.108|
||**L4**
**L2**|||||||E|0.45|0.70|0.018|0.027|
|||||||||F|0.75|1|0.030|0.039|
|||||||||F1|1.15|1.70|0.045|0.067|
|||||||||G|4.95|5.20|0.195|0.205|
|||||**G1**
**G**||||G1|2.4|2.7|0.094|0.106|
|||||||||H|10|10.4|0.393|0.409|
|||||||||L2|16Typ.||0.63 Typ.||
|||||||||L3|28.6|30.6|1.126|1.205|
||||||||||||||
|||||||||L4|9.8|10.6|0.386|0.417|
|||||||||L5|2.9|3.6|0.114|0.142|
||||||||||||||
|||||||||L6|15.9|16.4|0.626|0.646|
|||||||||L7|9.00|9.30|0.354|0.366|
|||||||||Dia.|3.00|3.20|0.118|0.126|
In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com.
6/8
**STPS1045**
**Ordering Information**
## **3**
## **Ordering Information**
|**Ordering type**|**Marking**|**Package**|**Weight**|**Base qty**|**Delivery**
**mode**|
|---|---|---|---|---|---|
|STPS1045D|STPS1045D|TO-220AC|1.86 g|50|Tube|
|STPS1045FP|STPS1045FP|TO-220FPAC|1.9 g|50|Tube|
## **4 Revision history**
|**Date**|**Revision**|**Description of Changes**|
|---|---|---|
|Jul-2003|5D|Last release.|
|22-Mar-2007|6|Removed ISOWATT package.|
7/8
**STPS1045**
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8/8
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- [Supplier page](https://es.farnell.com/stmicroelectronics/stps1045d/diode-schottky-10a-45v/dp/9803351)
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