Mfr Part #:

1N4731A

Mfr Name: TH T/R

The 1N4731A is a 1.0W Zener Diode manufactured by Diodes Incorporated. It features a Zener Voltage of 4.3V and a tolerance of 5%.

✓ Total Stock: 2,580 pcs

$ Price Range: $0.99

1N4731A Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Partservice ✓ Non-Authorised Inventory information	2,580 pcs On Request	2580 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

1N4731A Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	TH T/R
Forward Voltage	1.2V
Output Current	430mA
Tolerance	5%

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1N4731A Description

Short technical summary and product information.

The 1N4731A is a 1.0W Zener Diode from Diodes Incorporated, designed for through-hole mounting. This unidirectional diode has a nominal Zener Voltage of 4.3V with a tolerance of 5%.

Key electrical characteristics include a maximum power dissipation of 1W, a maximum forward voltage of 1.2V at 430mA, and a typical Zener current of 58mA. The operating temperature range spans from -65°C to 175°C.

This component is suitable for various voltage regulation applications where a stable reference voltage is required. Its through-hole package facilitates easy integration into circuit boards.

1N4731A Quick Information

Product Type: Zener Diode

Canonical Name: 1N4731A Zener Diode

Subcategory: Rectifiers

1N4731A Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

1N4731A Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

1N4731A Features

1.0W Zener Diode
4.3V nominal Zener voltage
5% tolerance
Through hole mount
Wide operating temperature range

1N4731A Applications

Used in voltage regulation circuits
Suitable for power supply reference voltage
Applicable in thermal environments up to 175°C
Ideal for circuit stabilization

1N4731A FAQs

4 frequently asked questions generated from this part’s specifications.

What is the Zener Voltage of the 1N4731A?

The nominal Zener Voltage is 4.3V at a Zener Current of 58mA.

What is the maximum power dissipation for the 1N4731A?

The maximum power dissipation is 1W.

What is the operating temperature range for this Zener Diode?

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

How is the 1N4731A mounted?

The 1N4731A is designed for through-hole mounting.