Datasheets
1N3738 by:
Semitronics Corp
Digitron Semiconductors
Edal Industries Inc
International Rectifier
Microchip Technology Inc
Microsemi Corporation (now Microchip)
National Electronics Inc
New Jersey Semiconductor Products Inc
Powerex Power Semiconductors
Semitronics Corp
Vishay Intertechnologies
Not Found

Rectifier Diode, 1 Phase, 1 Element, 250A, 400V V(RRM), Silicon, DO-9,

Part Details for 1N3738 by Semitronics Corp

Results Overview of 1N3738 by Semitronics Corp

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1N3738 Information

1N3738 by Semitronics Corp is a Rectifier Diode.
Rectifier Diodes are under the broader part category of Diodes.

A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.

US Tariff Estimator: 1N3738 by Semitronics Corp

Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.

1N3738
Semitronics Corp
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Estimator Results:
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Import Value
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Total Duty
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Total Estimate
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Based on tariff data from 11/4/2025

Part Details for 1N3738

1N3738 CAD Models

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1N3738 Part Data Attributes

1N3738 Semitronics Corp
Buy Now Datasheet
Compare Parts:
1N3738 Semitronics Corp Rectifier Diode, 1 Phase, 1 Element, 250A, 400V V(RRM), Silicon, DO-9,
Select a part to compare:
Part Life Cycle Code Contact Manufacturer
Ihs Manufacturer SEMITRONICS CORP
Reach Compliance Code Unknown
ECCN Code EAR99
HTS Code 8541.10.00.80
Application POWER
Case Connection CATHODE
Configuration SINGLE
Diode Element Material SILICON
Diode Type RECTIFIER DIODE
Forward Voltage-Max (VF) 1.1 V
JEDEC-95 Code DO-9
JESD-30 Code O-MUPM-H1
Non-rep Pk Forward Current-Max 4500 A
Number of Elements 1
Number of Phases 1
Number of Terminals 1
Operating Temperature-Max 200 °C
Output Current-Max 250 A
Package Body Material METAL
Package Shape ROUND
Package Style POST/STUD MOUNT
Qualification Status Not Qualified
Rep Pk Reverse Voltage-Max 400 V
Surface Mount NO
Terminal Form HIGH CURRENT CABLE
Terminal Position UPPER

Alternate Parts for 1N3738

This table gives cross-reference parts and alternative options found for 1N3738. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 1N3738, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
1N3738 Vishay Intertechnologies Check for Price Rectifier Diode, 1 Phase, 1 Element, 250A, 400V V(RRM), Silicon, DO-205AB, DO-9, 1 PIN 1N3738 vs 1N3738
1N3738 Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 275A, 400V V(RRM), Silicon, DO-205AB, DO-9, 1 PIN 1N3738 vs 1N3738
Part Number Manufacturer Composite Price Description Compare
1N2060 Microchip Technology Inc $163.6097 Std Rectifier _ DO-9 1N3738 vs 1N2060
JANTXV1N3168 Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 300A, 400V V(RRM), Silicon, DO-205AB, METAL, DO-9, 1 PIN 1N3738 vs JANTXV1N3168
1N3168 International Rectifier Check for Price Rectifier Diode, 1 Phase, 1 Element, 300A, 400V V(RRM), Silicon, DO-205AB, 1N3738 vs 1N3168
1N3266E3 Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 275A, 350V V(RRM), Silicon, DO-205AB, DO-9, 1 PIN 1N3738 vs 1N3266E3
JAN1N3168 International Rectifier Check for Price Rectifier Diode, 1 Phase, 1 Element, 300A, 400V V(RRM), Silicon, DO-205AB 1N3738 vs JAN1N3168
JANTX1N3168 Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 300A, 400V V(RRM), Silicon, DO-205AB, METAL, DO-9, 1 PIN 1N3738 vs JANTX1N3168
1N3168 Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 300A, 400V V(RRM), Silicon, DO-205AB, METAL, DO-9, 1 PIN 1N3738 vs 1N3168
1N3738 International Rectifier Check for Price Rectifier Diode, 1 Phase, 1 Element, 250A, 400V V(RRM), Silicon, DO-205AB, DO-9, 1 PIN 1N3738 vs 1N3738
1N3267 Semitronics Corp Check for Price Rectifier Diode, 1 Phase, 1 Element, 160A, 400V V(RRM), Silicon, DO-9, 1N3738 vs 1N3267
1N1675IL Microsemi Corporation (now Microchip) Check for Price Rectifier Diode, 1 Phase, 1 Element, 275A, 400V V(RRM), Silicon, DO-205AB, DO-9, 1 PIN 1N3738 vs 1N1675IL
equivalents icon

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