1N4781A

$24.34

Description：DIODE ZENER 8.5V 500MW DO204AH
Series：-
Mfr：Microchip Technology
Package：Bulk

SKU:9f58521b93a5 Category: Single Zener Diodes Brand: Microchip Technology

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

Product Detailed Parameters

Description：DIODE ZENER 8.5V 500MW DO204AH
Series：-
Mfr：Microchip Technology
Package：Bulk
Voltage - Zener (Nom) (Vz)：8.5 V
Tolerance：±5%
Power - Max：500 mW
Impedance (Max) (Zzt)：100 Ohms
Current - Reverse Leakage @ Vr：-
Operating Temperature：-55°C ~ 100°C
Mounting Type：Through Hole
Package / Case：DO-204AH, DO-35, Axial
Voltage - Forward (Vf) (Max) @ If：-

Download product information

1N4781A

Overview

The 1N4781A is a silicon Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features an 8.5 V nominal Zener voltage with a tolerance of ±5%. The device has a maximum power dissipation of 500 mW and a maximum Zener impedance of 100 Ohms. It operates within a temperature range of -55°C to +100°C and utilizes a DO-35 axial through-hole package.

Feature Summary

Provides stable voltage regulation at 8.5 V
Hermetically sealed glass axial construction
Suitable for general-purpose voltage reference circuits

Applications

Voltage regulation in electronic circuits
Voltage reference sources
Overvoltage protection

Procurement Notes

Verify the manufacturer part number against official Microchip documentation to ensure authenticity. Confirm that the component meets specific environmental or quality standards required for the intended application before procurement.

Selection Notes

Select this component when an 8.5 V Zener voltage is required with a 500 mW power rating. Ensure the circuit design accommodates the specified ±5% tolerance and operating temperature range of -55°C to +100°C for reliable performance.

Part Context

This component belongs to the standard Zener diode family produced by Microchip Technology. It is commonly used in discrete semiconductor applications requiring precise voltage clamping or regulation within low-power constraints.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.