STPS40L45CG footprint, schematic symbol and 3D model by STMicroelectronics

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PCB Footprints

STPS40L45CG - STMicroelectronics PCB footprint - Other - Other - D2PAK_2026-2.8

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Stock & Prices Price & Stock for STPS40L45CG
Part Number STPS40L45CG
Manufacturer STMicroelectronics
Pin Count 3
Part Category Schottky Diode
Package Category Other
Footprint Name Other - D2PAK_2026-2.8
Released Date Feb 21, 2026
Last Modified Date Feb 21, 2026 5:25 AM UTC
Pinout / Pin List Click Here (Member Only)

STPS40L45CG Details

Manufacturer Part Number:
STPS40L45CG
Brand Name:
STMicroelectronics
Rohs Code:
Yes
Part Life Cycle Code:
Obsolete
Part Package Code:
TO-263
Package Description:
D2PAK-3/2
Pin Count:
3
ECCN Code:
EAR99
HTS Code:
8541.10.00.80
Manufacturer:
STMicroelectronics
YTEOL:
0
Additional Feature:
FREE WHEELING DIODE
Application:
POWER
Case Connection:
CATHODE
Configuration:
COMMON CATHODE, 2 ELEMENTS
Diode Element Material:
SILICON
Diode Type:
RECTIFIER DIODE
Forward Voltage-Max (VF):
0.69 V
JEDEC-95 Code:
TO-263AB
JESD-30 Code:
R-PSSO-G2
JESD-609 Code:
e3
Moisture Sensitivity Level:
1
Non-rep Pk Forward Current-Max:
230 A
Number of Elements:
2
Number of Phases:
1
Number of Terminals:
2
Operating Temperature-Max:
150 °C
Output Current-Max:
20 A
Package Body Material:
PLASTIC/EPOXY
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
245
Qualification Status:
Not Qualified
Rep Pk Reverse Voltage-Max:
45 V
Reverse Current-Max:
600 µA
Reverse Test Voltage:
45 V
Surface Mount:
YES
Technology:
SCHOTTKY
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Position:
SINGLE

STPS40L45CG Frequently Asked Questions (FAQs)

STMicroelectronics recommends a PCB layout with a thermal pad connected to a large copper area on the bottom layer, and multiple vias to dissipate heat efficiently. A minimum of 2oz copper thickness is recommended.
To ensure reliable operation at high temperatures, it's essential to follow the recommended thermal design guidelines, use a suitable thermal interface material, and ensure good airflow around the device. Additionally, consider derating the device's power dissipation according to the temperature derating curve provided in the datasheet.
The maximum allowed voltage on the gate driver output is typically limited by the gate-source voltage rating of the external MOSFET. For the STPS40L45CG, the recommended maximum gate-source voltage is 15V, but it's essential to check the specific MOSFET datasheet for its rating.
Yes, you can use the STPS40L45CG with a different MOSFET, but you must ensure that the chosen MOSFET meets the recommended specifications, such as gate-source voltage rating, drain-source voltage rating, and current handling capability. Additionally, you may need to adjust the gate driver output voltage and current to match the new MOSFET's requirements.
To troubleshoot issues with the STPS40L45CG, start by checking the power supply voltage, input voltage, and output current. Verify that the device is properly soldered and that the PCB layout meets the recommended thermal design guidelines. Use an oscilloscope to monitor the gate driver output and ensure it's within the recommended specifications. If the issue persists, consult the STMicroelectronics support team or a qualified engineer for further assistance.

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STPS40L45CG Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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