參數(shù)資料
型號(hào): TQFN34-20
廠商: ANADIGICS, Inc.
英文描述: Four-Channel Backlight Driver with Dual LDOs
中文描述: 四通道雙LDO的背光驅(qū)動(dòng)器
文件頁(yè)數(shù): 9/20頁(yè)
文件大小: 392K
代理商: TQFN34-20
Typical Characteristics
LDOB Line Transient Response
(10mA Load)
Time (40μs/div)
V
LDOB
(20mV/div)
V
IN
(400mV/div)
V
IN
= 3.6V
V
IN
= 4.2V
LDOB Load Transient Response
(V
IN
= 3.6V; V
LDOB
= 1.2V)
Time (20μs/div)
V
LDOB
(100mV/div)
I
LDOB
(100mA/div)
200mA
10mA
LDOA Line Transient Response
(10mA Load)
Time (40μs/div)
V
LDOA
(20mV/div)
V
IN
(400mV/div)
V
IN
= 4.2V
V
IN
= 3.6V
LDOA/LDOB Quiescent Current vs. Input Voltage
(V
OUT
= 1.2V)
Input Voltage (V)
Q
0
20
40
60
80
100
120
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
85°C
25°C
-40°C
LDOA Load Transient Response
(V
IN
= 3.6V; V
LDOA
= 1.2V)
Time (20μs/div)
V
LDOA
(100mV/div)
I
LDOA
(100mA/div)
200mA
10mA
AAT2847
Four-Channel Backlight Driver with Dual LDOs
2847.2007.09.1.0
9
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