A8512 查看數據表（PDF） - Allegro MicroSystems
零件编号
产品描述 (功能)
生产厂家
A8512 Datasheet PDF : 18 Pages
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A8512
LED Backlight Driver for LCD Monitors and Televisions
Selection Guide
Part Number
A8512ELBTR-T
A8512ELPTR-T
A8512EETTR-T
Packing
1000 pieces per 13-in. reel
4000 pieces per 13-in. reel
1500 pieces per 7-in. reel
Package
24-pin SOICW, with internally fused pins for enhanced
thermal dissipation
24-pin TSSOP, with exposed thermal pad for enhanced
thermal dissipation
28-contact QFN, with exposed thermal pad for enhanced
thermal dissipation
Absolute Maximum Ratings
Characteristic
VIN Pin Input Voltage
LED1-LED6 Pin Voltage
OVP Pin Input Voltage
SENSE1 and SENSE2 Pin Input
Voltage
VBIAS, VREG7V, and DRIVER Pins
Remaining Pins Input Voltage
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
Symbol
VIN
VLEDx
VOVP
VSENx
TA
TJ(max)
Tstg
Range E
Notes
Rating
Unit
–0.3 to 34
V
–0.3 to 40
V
–0.3 to 50
V
–0.3 to 1
V
–0.3 to 10
V
–0.3 to 7
V
–40 to 85
ºC
150
ºC
–55 to 150
ºC
Thermal Characteristics may require derating at maximum conditions, see application information
Characteristic
Symbol
Test Conditions*
Package ET, 4-layer PCB, based on JEDEC standard
Package Thermal Resistance
Package LB, on 2-layer PCB, 1-in2. 2-oz copper exposed area
RθJA
Package LB, on 4-layer PCB, based on JEDEC standard
Package LP, on 4-layer PCB, based on JEDEC standard
*Additional thermal information available on the Allegro website
Value Unit
32 ºC/W
51 ºC/W
35 ºC/W
28 ºC/W
Allegro MicroSystems, Inc.
2
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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