参数资料
型号: UBA3070T/N1,118
厂商: NXP Semiconductors
文件页数: 2/16页
文件大小: 0K
描述: IC LED DVR WHITE BCKLGT 8-SOIC
标准包装: 1
拓扑: PWM,降压(降压)
输出数: 1
内部驱动器:
类型 - 主要: 背光,通用
类型 - 次要: RGB,白色 LED
频率: 145kHz ~ 205kHz
电源电压: 9.3 V ~ 10.6 V
输出电压: 11.5V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 标准包装
其它名称: 568-4924-6
NXP Semiconductors
UBA3070
LED backlight driver IC
4. Ordering information
Table 1.
Ordering information
Type number
Package
Name
Description
Version
UBA3070T
SO8
plastic small outline package; 8 leads; body width 3.9 mm
SOT96-1
5. Block diagram
V CC
1
SUPPLY
MANAGEMENT
VALLEY
8
DRAIN
clamp
2
Internal UVLO Start
supply
Iprot(mask)
GND
LOGIC
4
MASK
OSCILLATOR
100
mV
MASK
3
Iprot(PWM)
PROTECTION
PWM
LOGIC
6
GATE
DRIVER
Istartup(soft)
POWER - ON
RESET
S
Q
LEB
soft
start
0.5 V
Blank
S2
UVLO
R
Q
OVER -
TEMPERATURE
5
SENSE
PROTECTION
V CC < 4.5 V
S
R
Q
Q
?
0.5 V
Short
winding
0.88 V
014aaa257
Fig 1.
Block diagram of single channel 8-pin LED backlight controller UBA3070 IC
UBA3070
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 9 December 2010
? NXP B.V. 2010. All rights reserved.
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