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STPS3L40S Schottky rectifier diode rated for 40V reverse voltage and 3A average rectified current. Features low forward voltage drop of 500mV at 3A and fast switching in SMC surface mount package.
Mfr Part #:

STPS3L40S

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
Schottky rectifier diode rated for 40V reverse voltage and 3A average rectified current. Features low forward voltage drop of 500mV at 3A and fast switching in SMC surface mount package.
Total Stock: 150,011 pcs
$ Price Range: $0.11 - $0.68

STPS3L40S Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
150,000 pcs
150000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
11 pcs
11 pcs On Request 1 On Request On Request On Request On Request On Request

STPS3L40S Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Operating Temperature
Speed
Supplier Device Package
Tape & Reel
Technology
Voltage
Voltage - DC Reverse (Vr) (Max)

STPS3L40S Description

Short technical summary and product information.

The STPS3L40S is a Schottky rectifier diode from STMicroelectronics, designed for high efficiency power supply and polarity protection applications. It offers a maximum reverse voltage of 40V and an average rectified current of 3A. The diode features a low forward voltage drop of 500 mV at 3A, minimizing power dissipation. With fast recovery time (≤500ns at >200mA IO), it is suitable for high-frequency switching circuits. The device is housed in a DO-214AB (SMC) surface mount package, enabling compact PCB designs. It operates with a junction temperature up to 150°C.

STPS3L40S Quick Information

Product Type: Schottky Rectifier Diode
Canonical Name: STPS3L40S Schottky Diode, 40V, 3A, SMC
Subcategory: Single Rectifier Diode

STPS3L40S Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STPS3L40S Estimated Pricing

Qty Low High
1+ $0.68 $0.68
10+ $0.42 $0.42
100+ $0.27 $0.27
500+ $0.20 $0.20
1,000+ $0.18 $0.18
2,500+ $0.16 $0.16
5,000+ $0.14 $0.14
10,000+ $0.13 $0.13
25,000+ $0.11 $0.11

Estimated market price range - modelled values for guidance only, not live distributor offers.

STPS3L40S Features

  • Rated for 40V reverse voltage maximum.
  • Supports 3A average rectified current.
  • Low forward voltage drop of 500mV.
  • Fast recovery time less than 500ns.
  • Surface mount SMC package for compact design.

STPS3L40S Applications

  • Used in low-voltage power supply outputs.
  • Ideal for polarity protection circuits.
  • Suitable for high-frequency rectification.
  • Applied in DC-DC converter freewheeling diodes.

STPS3L40S FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage of the STPS3L40S?

40V.

What is the average rectified current rating?

3A.

What is the forward voltage drop at 3A?

500mV maximum.

What is the recovery time of this diode?

Fast recovery ≤500ns at >200mA.

What package is the STPS3L40S available in?

DO-214AB (SMC) surface mount.

What is the maximum operating junction temperature?

150°C.

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