Texas Instruments

Category: Drivers and Interfaces

LM3509 High Efficiency Boost for White LEDs and/or OLED Displays with Dual Current Sinks

$1.50 - $2.83
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey LM3509SDE/NOPBCT-ND 84 1 $3.01 $2.70 $2.55 $2.17 $1.61 $1.30 Buy
Arrow Europe LM3509SDE/NOPB 250 250 $1.65 $1.49 Buy
AVNET Europe LM3509SDE/NOPB 250 * $1.46 * $1.29 Buy
AVNET Express LM3509SDE/NOPB 4866 1 $1.45 $1.39 Buy
Mouser Electronics 926-LM3509SDE/NOPB 6 1 $2.83 $2.55 $2.41 $2.09 $1.55 $1.55 Buy
Texas Instruments LM3509SDE/NOPB 13474 1 $2.20 $2.20 $2.20 $1.92 $1.09 $1.09 Buy
Verical Marketplace LM3509SDE/NOPB 10000 250 $1.60 $1.32 Buy
Win Source LM3509SDE/NOPB 6000 26 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 0.95 | 1ku
Channels(#) 2
Duty Cycle(Max)(%) 90
LED Current Per Channel(mA) 30
LED(#) 10
Operating Temperature Range(C) -40 to 85
Package Group WSON
Package Size mm2
Peak Efficiency(%) 88
Rating Catalog
Shutdown Current(Typ)(uA) 3.6
Special Features I2C Control, OVP
Switching Frequency(Max)(kHz) 1250
Topology Boost
Type Inductive
Vin(Max)(V) 5.5
Vin(Min)(V) 2.7
Vout(Max)(V) 21