U479B The Telefunken U479B is a monolithic integrated bipolar circuit designed as a monitor for lamp failure in automobiles. It features a surface mount SO package and operates between -40°C and 95°C.
Mfr Part #:

U479B

Available from 1 distributors
Mfr Name: Telefunken
Telefunken
The Telefunken U479B is a monolithic integrated bipolar circuit designed as a monitor for lamp failure in automobiles. It features a surface mount SO package and operates between -40°C and 95°C.
Total Stock: 180 pcs
$ Price Range: $7.19

U479B Available from 1 distributor

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180 pcs
180 pcs On Request 1 On Request On Request On Request On Request On Request

U479B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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U479B Description

Short technical summary and product information.

The Telefunken U479B is a monolithic integrated bipolar circuit specifically designed for monitoring lamp failures in automotive applications. Its comparator threshold is precisely matched to the PTC characteristic of incandescent lamps, ensuring reliable detection.

 

This IC comes in a surface mount SO package, making it suitable for various PCB designs. It operates within a wide temperature range, from a minimum of -40°C to a maximum of 95°C, providing robustness in different environmental conditions.

 

The U479B is classified under discrete semiconductor products, specifically within the current regulation category. Its design focuses on providing a critical safety function in vehicles by indicating potential lamp outages.

U479B Quick Information

Product Type: Lamp Failure Monitor IC
Canonical Name: U479B Lamp Failure Monitor IC
Subcategory: Lamp Failure Monitor

U479B Compliance

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

U479B Estimated Pricing

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1+ $7.19 $7.19

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

U479B Features

  • Monolithic integrated bipolar circuit.
  • Designed for automotive lamp failure monitoring.
  • Comparator threshold matched to incandescent lamps.
  • Surface mount SO package.
  • Wide operating temperature range.

U479B Applications

  • Used for lamp failure monitoring in automobiles.
  • Suitable for automotive overload and resistive load detection.
  • Ideal for automotive lighting circuit protection.
  • Applicable in current regulation for automotive transistors.
  • Designed for surface mount automotive circuit applications.

U479B FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the U479B?

The U479B operates from -40°C to 95°C.

What package type is the U479B available in?

The U479B is available in an SO package.

How is the U479B mounted?

The U479B is designed for surface mounting.

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