Mfr Part #:

1N3003RB

Available from 1 distributors

Mfr Name: MSC

The MSC 1N3003RB is a 10W Zener Diode with a voltage rating of 82V and 5% tolerance. It is packaged in a DO-4R case.

✓ Total Stock: 46 pcs

$ Price Range: $0.99

1N3003RB 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	46 pcs On Request	46 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

1N3003RB Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	MSC
Mounting Type	Through Hole
Power Dissipation	10W

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1N3003RB Description

Short technical summary and product information.

The 1N3003RB from MSC is a Zener Diode designed for voltage regulation applications. This component features a power dissipation of 10W and a Zener voltage of 82V with a 5% tolerance.

Packaged in a DO-4R through-hole package, the 1N3003RB is suitable for various electronic circuits requiring stable voltage references. The device is available as a High Reliability (HR) option, meeting MIL-PRF-19500/124 standards, indicated by an HR suffix. A PBF suffix can be added for a Pb-free lead finish.

Zener diodes like the 1N3003RB are essential for maintaining consistent voltage levels across a wide range of operating conditions, including varying voltages, currents, and temperatures. Its robust construction and specified power handling make it a reliable choice for demanding applications.

1N3003RB Quick Information

Product Type: Zener Diode

Canonical Name: 1N3003RB Zener Diode

Subcategory: Diodes

1N3003RB Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

1N3003RB Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

1N3003RB Features

10W power dissipation capability.
82V Zener voltage rating.
5% voltage tolerance.
DO-4R package for through-hole mounting.
Available in High Reliability (HR) versions.

1N3003RB Applications

Provides stable voltage regulation.
Suitable for wide operating conditions.
Used in circuits requiring precise voltage.
Available for high-reliability applications.

1N3003RB FAQs

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

What is the power dissipation of the 1N3003RB?

The 1N3003RB has a power dissipation of 10W.

What is the Zener voltage of the 1N3003RB?

The Zener voltage is 82V with a 5% tolerance.

What package is the 1N3003RB supplied in?

The 1N3003RB is supplied in a DO-4R package.

1N3003RB Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.

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1N3014RB

MSC

The Solid State Inc. 1N3014RB is a Zener diode with a nominal voltage rating of 180V and a maximum power dissipation of 10W. It features a tolerance of ±5% and comes in a DO-4 package.

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