SDM03U40Q-7 The Diodes Incorporated SDM03U40Q-7 is a Schottky barrier diode with a 40V reverse voltage rating and 30mA forward current. It is housed in a surface-mount SOD523 package.
Mfr Part #:

SDM03U40Q-7

Available from 1 distributors
Mfr Name: Diodes Incorporated
Diodes Incorporated
The Diodes Incorporated SDM03U40Q-7 is a Schottky barrier diode with a 40V reverse voltage rating and 30mA forward current. It is housed in a surface-mount SOD523 package.
✓ Total Stock: 1,183,020 pcs
$ Price Range: $0.99

SDM03U40Q-7 Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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1,183,020 pcs
1183020 pcs On Request 1 On Request On Request On Request On Request On Request

SDM03U40Q-7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Average Rectified Current
Capacitance @ Vr, F
Current
Halogen Free
Mounting Type
Operating Temperature
SVHC Present
Speed
Supplier Device Package
Tape & Reel
Technology
Voltage

SDM03U40Q-7 Description

Short technical summary and product information.

The Diodes Incorporated SDM03U40Q-7 is a surface-mount Schottky barrier diode designed for various applications including SMPS, DC-DC converters, and reverse polarity protection.

 

This diode features a maximum reverse voltage (VRM) of 40V and an average rectified current (IO) of 30mA. Its low forward voltage drop is 0.37V maximum at 1mA, with a typical value of 0.29V. The device also exhibits low capacitance, with a total capacitance (CT) of 2pF at 1V and 1MHz.

 

Constructed with guard ring die for transient protection, the SDM03U40Q-7 is ideal for low logic level applications. It operates within a temperature range of -40°C to 125°C. The diode is supplied in a compact SOD523 package, suitable for surface mounting.

 

This component is qualified to AEC-Q101 standards for high reliability and is PPAP capable. It is also RoHS compliant, halogen-free, and antimony-free, meeting "Green" device standards.

SDM03U40Q-7 Quick Information

Product Type: Schottky Barrier Diode
Canonical Name: SDM03U40Q-7 Schottky Barrier Diode
Subcategory: Rectifiers

SDM03U40Q-7 Compliance

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

SDM03U40Q-7 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

SDM03U40Q-7 Features

  • 40V peak reverse voltage rating.
  • 30mA average rectified current.
  • Low 0.37V maximum forward voltage.
  • 2pF typical capacitance.
  • Surface mount SOD523 package.

SDM03U40Q-7 Applications

  • Ideal for SMPS applications.
  • Suitable for DC-DC converters.
  • Used for freewheeling diodes.
  • Provides reverse polarity protection.
  • Functions as blocking diodes.

SDM03U40Q-7 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse voltage rating of the SDM03U40Q-7?

The maximum DC reverse voltage is 30V, peak reverse voltage is 40V, and RMS reverse voltage is 21V.

What is the forward current rating?

The average rectified current is 30mA, with a non-repetitive peak forward surge current of 200mA.

What is the forward voltage drop?

Typical forward voltage is 0.29V at 1mA, with a maximum of 0.37V.

What package is the SDM03U40Q-7 available in?

It is available in a SOD523 surface mount package.

What is the junction capacitance?

Typical total capacitance is 2pF at 1V and 1MHz.

What is the thermal resistance?

Typical thermal resistance from junction to ambient is 450°C/W under one condition and 300°C/W under another.

What is the operating temperature range?

-40°C to +125°C.

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