JANTX1N4957 The JANTX1N4957 is a 9.1V Zener diode from Microchip Technology with a 5W power dissipation rating. It comes in a through-hole, axial-lead package.
Mfr Part #:

JANTX1N4957

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The JANTX1N4957 is a 9.1V Zener diode from Microchip Technology with a 5W power dissipation rating. It comes in a through-hole, axial-lead package.
✓ Total Stock: 1 pcs
$ Price Range: $6.87

JANTX1N4957 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
Non-Authorised Inventory information
1 pcs
1 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

JANTX1N4957 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Impedance (Max) (Zzt)
Lead Style
Military Grade
Mounting Type
Operating Temperature
Power
Tape & Reel
Termination Style
Tolerance
Voltage

JANTX1N4957 Description

Short technical summary and product information.

The JANTX1N4957 is a 9.1V Zener diode manufactured by Microchip Technology, designed for voltage regulation and protection applications. It features a nominal Zener voltage of 9.1V with a tolerance of ±5% and a maximum power dissipation of 5W.

 

This diode offers a low maximum Zener impedance of 2 Ω, ensuring stable voltage regulation. It has a maximum forward voltage of 1.5V at 1A and a maximum reverse leakage current of 25 µA at 6.9V. The device is rated for operation over a wide temperature range from -65°C to 175°C.

 

The JANTX1N4957 is housed in an E, Axial through-hole package, making it suitable for traditional PCB mounting. Its robust construction and high power handling capability make it appropriate for various industrial and military-grade power supply and clamping circuits.

JANTX1N4957 Quick Information

Product Type: Zener Diode
Canonical Name: JANTX1N4957 Zener Diode, 9.1V, 5W, Axial
Subcategory: Single Zener Diode

JANTX1N4957 Compliance

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

JANTX1N4957 Estimated Pricing

Qty Low High
110+ $6.87 $6.87

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

JANTX1N4957 Features

  • 9.1V nominal Zener voltage with ±5% tolerance.
  • 5W maximum power dissipation rating.
  • Low 2 Ω maximum Zener impedance.
  • Wide operating temperature range -65°C to 175°C.
  • Through-hole axial package for easy mounting.

JANTX1N4957 Applications

  • Voltage regulation in power supply circuits.
  • Overvoltage protection and clamping applications.
  • Voltage reference in industrial control systems.

JANTX1N4957 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of the JANTX1N4957?

The nominal Zener voltage is 9.1V with a tolerance of ±5%.

What is the power dissipation rating of this Zener diode?

The maximum power dissipation is 5W.

What is the forward voltage of the JANTX1N4957?

The maximum forward voltage is 1.5V at a test current of 1A.

What is the operating temperature range?

The operating temperature range is -65°C to 175°C.

What package type does the JANTX1N4957 come in?

It comes in an E, Axial through-hole package.

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