参数资料
型号: BD6142AMUV-E2
厂商: Rohm Semiconductor
文件页数: 25/33页
文件大小: 0K
描述: IC LED DRIVER SGL STEP UP 24QFN
标准包装: 2,500
拓扑: PWM,升压(升压)
输出数: 8
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 1MHz ~ 1.5MHz
电源电压: 4.2 V ~ 27 V
输出电压: 41V
安装类型: 表面贴装
封装/外壳: 24-VFQFN 裸露焊盘
供应商设备封装: VQFN024V4040
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
BD6142AMUV
● Application example
1. ESD & Flicker (wakeup (duty 5%@200Hz))
LED current: 20mA (ISET = 36k ? )
LED: 10 LEDs in series, 3 strings in parallel
4.2V to 27V
Datasheet
10μF
10μH
2.2μF/50V
VOUT
10 serial x 3 parallel (30pcs)
2.2μF
0.1uF
LX
LX
FAULT
VIN
VDC
2.1V to VIN
560k ?
RESET
PWM
f PWM =100Hz~25kHz
ENABLE
PWM
COMP
BD6142AMUV
OVP
18k ?
1k ?
22nF
CH1
CH2
CH3
CH4
CH5
CH6
CH7
20mA
470pF
470pF
470pF
For ESD protection
PGND
PGND
GND TEST FSET
ABC
ISET
CH8
56k ?
1nF
36k ?
1uF
20 ?
GND
PGND
Figure 40. Application example of 10inch panel
C a p a
4 7 0 p F
D6 1 4 2
R e s i s t o r
2 0 ?
C a p a
I C
1 μ F
Figure 41. Layout example for ESD protection
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
25/30
TSZ02201-0G3G0C400340-1-2
03.Dec.2012 Rev.001
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