Texas Instruments

Category: Drivers and Interfaces

LM3431 3-Channel Constant Current LED Driver with Integrated Boost Controller

$2.43 - $5.00
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey LM3431AMH/NOPB-ND 0 $3.72 $3.34 $2.31 $2.74 $1.97 $1.97 Buy
Arrow North American Components LM3431AMH/NOPB 0 240 $0.00 $0.00 Buy
AVNET Europe LM3431AMH/NOPB 96 48 * $2.97 * $2.76 * $2.32 * $2.32 Buy
AVNET Express LM3431AMH/NOPB 1 $2.30 $2.25 Buy
Mouser Electronics 926-LM3431AMH/NOPB 333 1 $5.00 $4.51 $4.51 $3.68 $2.73 $2.43 Buy
Newark LM3431AMH/NOPB 192 $4.20 $3.72 $3.28 $3.05 $3.05 $3.05 Buy
RS Components LM3431AMH/NOPB $3.86 Buy
Texas Instruments LM3431AMH/NOPB 13484 1 $3.78 $3.78 $3.78 $3.31 $1.87 $1.87 Buy
Win Source LM3431AMH/NOPB 8000 3 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 1.20 | 1ku
Comments Programmable LED Fault Protection,>100
Dimming Method Analog,PWM
Input Voltage(Type) DC/DC
Iout(Max)(A) 0.6
Iq(Typ)(mA) 4
Operating Temperature Range(C) -40 to 125
Package Group HTSSOP
Package Size mm2
Power Factor Correction(Min) N/A
Rating Catalog
Regulated Outputs(#) 3
Special Features Adjustable Switch Frequency,Enable/Shutdown,Soft Start,Thermal Shutdown
Switching Frequency(Max)(kHz) 1000
Switching Frequency(Min)(kHz) 200
Topology Boost,Boost with Current Sink,Multi-Channel
Type Controller,Inductive
Vin(Max)(V) 36
Vin(Min)(V) 4.5
Vout(Max)(V) 40
Vout(Min)(V) 5.5
Vref(V) 2.5