Part LM3402
Description 0.5-A Constant Current Buck Regulator
Category Voltage Regulator
Manufacturer Texas Instruments
Size 1.55 MB
Pricing from 0.2474 USD, available from Arrow Electronics and Rochester Electronics.
Texas Instruments

LM3402 Overview

Key Specifications

Mount Type: Surface Mount
Pins: 8
Output Type (varies by manufacturer): Adjustable
Height: 1.7 mm

Description

The LM3402/HV are monolithic switching regulators designed to deliver constant currents to high power LEDs. Ideal for automotive, industrial, and general lighting applications, they contain a high-side Nchannel MOSFET switch with a current limit of 735 mA (typical) for step-down (Buck) regulators.

Key Features

  • 1 Integrated 0.5-A N-channel MOSFET
  • VIN Range from 6 V to 42 V (LM3402)
  • VIN Range from 6 V to 75 V (LM3402HV)
  • 500 mA Output Current Over Temperature
  • Cycle-by-Cycle Current Limit
  • No Control Loop Compensation Required
  • Separate PWM Dimming and Low Power Shutdown
  • Supports All Ceramic-Output Capacitors and Capacitor-Less Outputs
  • Thermal Shutdown Protection
  • VSSOP, SO PowerPAD™ Packages

Price & Availability

Seller Inventory Price Breaks Buy
Arrow Electronics 24 1+ : 0.2474 USD
10+ : 0.2433 USD
View Offer
Rochester Electronics 91400 100+ : 1.36 USD
500+ : 1.22 USD
1000+ : 1.13 USD
10000+ : 1.01 USD
View Offer