1N4743 The JINGHENG ELECTRONICS 1N4743 is a 1W silicon planar Zener diode designed for through-hole mounting. It features a Zener voltage of 13V and a tolerance of 5%.
Mfr Part #:

1N4743

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The JINGHENG ELECTRONICS 1N4743 is a 1W silicon planar Zener diode designed for through-hole mounting. It features a Zener voltage of 13V and a tolerance of 5%.
✓ Total Stock: 800 pcs
$ Price Range: $0.99

1N4743 Available from 1 distributor

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1N4743 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Output Current
Tolerance

1N4743 Description

Short technical summary and product information.

The 1N4743 is a 1W silicon planar Zener diode manufactured by JINGHENG ELECTRONICS. This unidirectional diode is designed for through-hole mounting and offers a Zener voltage of 13V with a tolerance of 5%.

 

Key electrical specifications include a maximum power dissipation of 1W, a nominal Zener current of 19mA, and a nominal output current of 1.3A. The reverse standoff voltage is rated at 9.9V.

 

Operating across a wide temperature range, the 1N4743 functions from -65°C to a maximum operating temperature of 200°C. Its robust construction and specifications make it suitable for various voltage regulation and reference applications.

1N4743 Quick Information

Product Type: Zener Diode
Canonical Name: 1N4743 Zener Diode
Subcategory: TVS Diodes

1N4743 Compliance

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

1N4743 Estimated Pricing

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1+ $0.99 $0.99

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

1N4743 Features

  • 1W silicon planar Zener diode.
  • 13V nominal Zener voltage.
  • 5% voltage tolerance.
  • Wide -65°C to 200°C operating range.
  • Through-hole mounting type.

1N4743 Applications

  • Protects circuits from voltage transients
  • Used in surge suppression applications
  • Suitable for electronic device protection
  • Ideal for power supply circuits

1N4743 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of the 1N4743?

The Zener voltage of the 1N4743 is 13V.

What is the power dissipation rating for the 1N4743?

The maximum power dissipation for the 1N4743 is 1W.

What is the operating temperature range of the 1N4743?

The 1N4743 operates from -65°C to 200°C.

How is the 1N4743 mounted?

The 1N4743 is designed for through-hole mounting.

What is the tolerance of the 1N4743 Zener voltage?

The tolerance for the 1N4743 Zener voltage is 5%.

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