Texas Instruments

Category: Drivers and Interfaces

LP8557 High-Efficiency LED Backlight Driver for Tablets

$1.15 - $2.63
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-LP8557IAYFQTDKR-ND 500 1 $2.77 $2.49 $2.35 $2.00 $1.55 $1.01 Buy
Arrow North American Components LP8557IAYFQT 0 250 $1.71 $1.63 Buy
AVNET Asia Pacific LP8557IAYFQT 250 $1.06 $1.01 Buy
AVNET Europe LP8557IAYFQT 250 * $1.19 * $1.05 Buy
AVNET Express LP8557IAYFQT 4500 1 $1.22 $1.17 Buy
Mouser Electronics 595-LP8557IAYFQT 0 1 $2.63 $2.23 $2.23 $1.90 $1.28 $1.16 Buy
Texas Instruments LP8557IAYFQT 7000 1 $1.99 $1.99 $1.99 $1.64 $0.89 $0.89 Buy
Verical Marketplace LP8557IAYFQT 7500 250 $1.32 $1.11 Buy
Win Source LP8557IAYFQT 5000 30 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 0.82 | 1ku
Channels(#) 6
Duty Cycle(Max)(%) 100
LED Current Per Channel(mA) 25
LED(#) 48
Operating Temperature Range(C) -30 to 85
Package Group DSBGA
Package Size mm2
Peak Efficiency(%) 93
Rating Catalog
Shutdown Current(Typ)(uA) 0.001
Special Features CABC,Edge Rate Control
Switching Frequency(Max)(kHz) 1000
Topology Boost
Type Inductive
Vin(Max)(V) 5.5
Vin(Min)(V) 2.7
Vout(Max)(V) 28
Vout(Min)(V) 7