STPS1L40AY
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STMicroelectronics STPS1L40AY

Manufacturer No:
STPS1L40AY
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
DIODE SCHOTTKY 40V 1A SMA
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The STPS1L40AY, produced by STMicroelectronics, is a single chip Schottky rectifier designed for use in switched mode power supplies and high frequency DC to DC converters. This device is particularly suited for automotive applications, including low voltage, high frequency inverters, free-wheeling, and polarity protection. It is packaged in the SMA (DO-214AC) format, which is ideal for surface mounting.

Key Specifications

Parameter Symbol Value Unit
Average Forward Current IF(AV) 1 A
Repetitive Peak Reverse Voltage VRRM 40 V
Typical Forward Voltage Drop VF(typ.) 0.37 V
Maximum Junction Temperature Tj(max.) 175 °C
Surge Non-Repetitive Forward Current IFSM 60 A
Repetitive Peak Avalanche Power PARM 65 W
Storage Temperature Range Tstg -65 to +175 °C
Junction to Lead Thermal Resistance (SMA) Rth(j-l) 30 °C/W

Key Features

  • AEC-Q101 qualified, ensuring compliance with automotive standards.
  • Very small conduction losses and negligible switching losses.
  • Low forward voltage drop, typically 0.37 V.
  • Surface mount miniature packages (SMA, SMB, SOD123Flat).
  • Avalanche capability specified.
  • PPAP (Production Part Approval Process) capable.
  • ECOPACK2 compliant, indicating environmentally friendly packaging.

Applications

  • Reverse polarity protection.
  • Set-top box power supply.
  • TV power supply.
  • Battery charger.
  • Low voltage, high frequency inverters in automotive applications.
  • Free-wheeling and polarity protection in automotive systems.

Q & A

  1. What is the typical forward voltage drop of the STPS1L40AY?

    The typical forward voltage drop is 0.37 V at 25°C with an average forward current of 1 A.

  2. What are the package options for the STPS1L40AY?

    The device is available in SMA, SMB, and SOD123Flat packages.

  3. What is the maximum junction temperature for the STPS1L40AY?

    The maximum junction temperature is 175°C.

  4. Is the STPS1L40AY AEC-Q101 qualified?
  5. What are the typical applications of the STPS1L40AY?

    The device is used in switched mode power supplies, high frequency DC to DC converters, reverse polarity protection, set-top box power supplies, TV power supplies, and battery chargers).

  6. What is the surge non-repetitive forward current rating for the STPS1L40AY in SMA package?

    The surge non-repetitive forward current rating is 60 A for the SMA package).

  7. Is the STPS1L40AY environmentally friendly?
  8. What is the junction to lead thermal resistance for the SMA package?

    The junction to lead thermal resistance for the SMA package is 30 °C/W).

  9. What is the storage temperature range for the STPS1L40AY?

    The storage temperature range is -65 to +175 °C).

  10. Is the STPS1L40AY PPAP capable?

Product Attributes

Diode Type:Schottky
Voltage - DC Reverse (Vr) (Max):40 V
Current - Average Rectified (Io):1A
Voltage - Forward (Vf) (Max) @ If:500 mV @ 1 A
Speed:Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr):- 
Current - Reverse Leakage @ Vr:35 µA @ 40 V
Capacitance @ Vr, F:- 
Mounting Type:Surface Mount
Package / Case:DO-214AC, SMA
Supplier Device Package:SMA (DO-214AC)
Operating Temperature - Junction:-40°C ~ 150°C
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Similar Products

Part Number STPS1L40AY STPS1L40UY STPS140AY STPS1L40A
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Active Active
Diode Type Schottky Schottky Schottky Schottky
Voltage - DC Reverse (Vr) (Max) 40 V 40 V 40 V 40 V
Current - Average Rectified (Io) 1A 1A 1A 1A
Voltage - Forward (Vf) (Max) @ If 500 mV @ 1 A 500 mV @ 1 A 650 mV @ 2 A 500 mV @ 1 A
Speed Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr) - - - -
Current - Reverse Leakage @ Vr 35 µA @ 40 V 35 µA @ 40 V 12 µA @ 40 V 35 µA @ 40 V
Capacitance @ Vr, F - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case DO-214AC, SMA DO-214AA, SMB DO-214AC, SMA DO-214AC, SMA
Supplier Device Package SMA (DO-214AC) SMB SMA (DO-214AC) SMA (DO-214AC)
Operating Temperature - Junction -40°C ~ 150°C -40°C ~ 150°C -40°C ~ 150°C 150°C (Max)

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