参数资料
型号: BD8112EFV-ME2
厂商: Rohm Semiconductor
文件页数: 6/25页
文件大小: 0K
描述: IC LED DRIVER 24-VSSOP
应用说明: Automotive Applications
标准包装: 1
恒定电流:
拓扑: 高端,低端,PWM,降压(降压),升压(升压)
输出数: 2
内部驱动器: 两者兼有
类型 - 主要: 车载,背光
类型 - 次要: 高亮度 LED(HBLED),白色 LED
频率: 250kHz ~ 600kHz
电源电压: 5 V ~ 30 V
安装类型: 表面贴装
封装/外壳: 24-VSSOP(0.220",5.60mm 宽)裸露焊盘
供应商设备封装: 24-HTSSOP
包装: 标准包装
工作温度: -40°C ~ 105°C
其它名称: BD8112EFV-ME2DKR
BD8112EFV-M
● Pin layout
BD8112EFV-M(HTSSOP-B24)
Technical Note
COMP
SS
VCC
EN
RT
SYNC
GND
PWM
FAIL1
FAIL2
LEDEN
LED1
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VREG
BOOT
CS
OUTH
SW
DGND
OUTL
PGND
ISET
VDAC
OVP
LED2
Fig.14
● Pin function table
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Symbol
COMP
SS
VCC
EN
RT
SYNC
GND
PWM
FAIL1
FAIL2
LEDEN
LED1
LED2
OVP
VDAC
ISET
PGND
OUTL
DGND
SW
OUTH
CS
BOOT
VREG
Function
Error amplifier output
Soft start time-setting capacitance input
Input power supply
Enable input
Oscillation frequency-setting resistance input
External synchronization signal input
Small-signal GND
PWM light modulation input
Failure signal output
LED open/short detection signal output
LED output enable pin
LED output 1
LED output 2
Over-voltage detection input
DC variable light modulation input
LED output current-setting resistance input
LED output GND
Low-side external MOSFET Gate Drive out put
Low-side internal MOSFET Source out put
High-side external MOSFET Source pin
High-side external MOSFET Gate Drive out pin
DC/DC Current Sense Pin
High-side MOSFET Power Supply pin
Internal reference voltage output
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? 2010 ROHM Co., Ltd. All rights reserved.
6/22
2011.08 - Rev.C
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