1N4981 [Microchip]

Name: 1N4981
Brand: Microchip
SKU: 1N4981
Availability: InStock

Part No:

1N4981

Diodes & Rectifiers

Manufacturer:

Microchip

Description:

This Zener Voltage Regulator series is military qualified to MIL-PRF-19500/356 and is ideal for high-reliability applications where a failure cannot be tolerated. These industry-recognized 5 Watt Zener Voltage Regulators are hermetically sealed with voidless-glass construction using an internal metallurgical bond.

Stock Status:

Available for RFQ

Pricing:

Request Volume Pricing

Quote Response:

Within 24 Hours

Shipping:

In-stock parts ship in 1–2 business days

Specification

Type

Parameter

Forward Voltage (AT 1.0A)

1.50V at 1.0A

Operating Temperature

-65°C ~ +175°C

Package

Hermetically sealed voidless hard glass with Tungsten slugs

Power Dissipation

Storage Temperature

-65°C ~ +175°C

Terminations

Copper with Sn/Pb finish

Thermal Impedance 10ms 1N4954 1N4996

1.8°C/W

Thermal Impedance 10ms 1N6632 1N6637 1N5968 1N5969

3.0°C/W

Thermal Resistance 1N4954 1N4996

22°C/W

Thermal Resistance 1N6632 1N6637 1N5968 1N5969

30°C/W

Weight

750 mg

Products Detail

5 Watt Zener Voltage Regulators with voidless hermetically sealed glass package. Military qualified to MIL-PRF-19500/356. Available in Zener voltages from 3.3V to 390V with standard 5% tolerances and tighter tolerances (2% or 1%) available. Features include triple-layer passivation, internal metallurgical bonds (Category I for 1N4954-1N4996 and Category III for 1N6632-1N6637 and 1N5968-1N5969), and availability in JAN, JANTX, JANTXV, and JANS grades. Also available in surface-mount equivalents (US suffix).

Key Features

Popular JEDEC registered series
Voidless hermetically sealed glass package
Extremely robust construction
Triple-layer passivation
Internal metallurgical bonds (Category I for 1N4954-1N4996, Category III for 1N6632-1N6637 and 1N5968-1N5969)
JAN, JANTX, JANTXV, and JANS available
Surface mount equivalents available
Regulates voltage over broad operating current and temperature range
Extensive selection from 3.3 to 390 V
Standard voltage tolerances ±5%
Tight tolerances ±2% or ±1%
Flexible axial-lead mounting terminals
Nonsensitive to ESD
Inherently radiation hard

Application scenarios

High-reliability applications
voltage regulation

Product FAQ

1. Is 1N4981 available for RFQ?

Yes. 1N4981 by Microchip is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

2. Why is there no fixed price for 1N4981?

Pricing for 1N4981 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

3. What are the key specifications of 1N4981?

1N4981 is a Microchip Diodes & Rectifiers with Thermal Impedance 10ms 1N6632 1N6637 1N5968 1N5969: 3.0°C/W and Thermal Resistance 1N6632 1N6637 1N5968 1N5969: 30°C/W. Review the product details or submit an RFQ if you need confirmation before purchase.

4. How fast can I get a quote for 1N4981?

Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

5. How soon can 1N4981 be shipped?

If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

6. Can you suggest alternatives to 1N4981?

Yes. If 1N4981 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Microchip Diodes & Rectifiers parts or compatible alternatives.

RFQ

Part Number:

1N4981

Manufacturer:

Microchip

Looking for Pricing? Contact us for volume pricing.

Shipping & Warranty

Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

Unishop Global Export: 1-7 days, $40.00

Guaranteed Delivery: Door-to-door in 30 days

Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

Feature

30-Day Guarantee
Fasted Delivery
Hassle-Free Returns
Secure payment method

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.