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1N3903 The 1N3903 is a 400V, 20A PIN single diode from Solid State Devices Inc. It comes in a DO-5 stud package and is suitable for fast recovery rectification applications.
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1N3903

Available from 1 distributors
Mfr Name: Solid State Devices Inc (SSDI)
Solid State Devices Inc (SSDI)
The 1N3903 is a 400V, 20A PIN single diode from Solid State Devices Inc. It comes in a DO-5 stud package and is suitable for fast recovery rectification applications.
✓ Total Stock: 1 pcs

1N3903 Available from 1 distributor

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1N3903 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Average Rectified Current
Diode Type
Lead Style
Mounting Type
Operating Temperature
Supplier Device Package
Tape & Reel
Termination Style
Voltage
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1N3903 Description

Short technical summary and product information.

The 1N3903 is a PIN single diode designed for fast recovery rectification. It features a maximum reverse voltage of 400V and an average rectified current of 20A. The device operates over a temperature range of -65°C to 150°C. It is housed in a DO-5 (DO-203AB) stud package, allowing for robust mounting and heat dissipation. The stud termination style facilitates secure connection in high-power applications. This diode is suitable for use in power conversion circuits, freewheeling diodes, and other fast switching applications where high current and voltage ratings are required.

1N3903 Quick Information

Product Type: PIN Diode
Series: 1N3903
Canonical Name: 1N3903 PIN Single Diode 400V 20A Fast Recovery Rectifier DO-5
Subcategory: RF Diodes

1N3903 Compliance

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

1N3903 Features

  • PIN single diode construction.
  • 400V reverse voltage rating.
  • 20A average rectified current.
  • DO-5 stud mount package.

1N3903 Applications

  • Power rectification in high-current circuits.
  • Fast switching in power supplies.
  • RF signal switching and attenuation.
  • High-frequency rectifier circuits.

1N3903 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage of the 1N3903?

400V.

What is the average rectified current rating of the 1N3903?

20A.

What package does the 1N3903 come in?

DO-203AB (DO-5) stud package.

What type of diode is the 1N3903?

PIN - Single.

What is the operating temperature range of the 1N3903?

-65°C to 150°C.

What is the mounting type for the 1N3903?

Stud mount.

What is the termination style?

Stud.

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