参数资料
型号: AP3152FG-7
厂商: Diodes Inc
文件页数: 3/13页
文件大小: 0K
描述: IC LED DRVR WHITE BCKLGHT 12-DFN
产品变化通告: End Of Life 10/June/2010
标准包装: 3,000
拓扑: PWM,切换式电容器(充电泵)
输出数: 4
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 1.2MHz
电源电压: 2.7 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 12-UFDFN 裸露焊盘
供应商设备封装: DFN3030-12
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
AP3152
120mA HIGH EFFICIENCY WHITE LED DRIVER
Block Diagram
C2 P
C2 N
C1 P
C1 N
V OUT
V IN
CHARGE PUMP
SWITCHES
SHORT
CIRCUIT
PROTECTION
OVER
VOLTAGE
PROTECTION
SDI
SERIAL
DIGITAL
INTERFACE
BANDGAP
DIGITAL
CONTROL
BLOCK
OUTPUT VOLTAGE REGULATION
&
LED SHORT CIRCUIT DETECTION
D1
D2
OSCILLATOR
D3
OVER
TEMPERATURE
CURRENT
CONTROL
D4
PROTECTION
UNDER
VOLTAGE
LOCKOUT
GND
Typical Application Circuit
V IN
1uF
C IN
8
V IN
C2 P
C2 N
C1 P
6
7
3
1uF
C 2
1uF
C1 N
4
C 1
AP3152
V OUT
5
D4
LED
D3
LED
D2
LED
D1
LED
1uF
C OUT
SDI
2
SDI
GND
D4
D3
D2
D1
1
12
11
10
9
AP3152 Rev. 3
3 of 13
FEBRUARY 2009
www.diodes.com
?
Diodes Incorporated
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