參數(shù)資料
型號: ADD8754
廠商: Analog Devices, Inc.
英文描述: LCD Panel Power, VCOM, and Gate Modulation
中文描述: 液晶面板電源,威科姆,和門調(diào)制
文件頁數(shù): 10/28頁
文件大?。?/td> 405K
代理商: ADD8754
ADD8754
Rev. 0 | Page 10 of 28
6
5
4
3
2
1
0
–1
V
–80
–40
0
40
80
TIME (
μ
s)
120
160
200
240
0
280
SD PIN
750nF
OUTPUT
CAP
2.2
μ
F OUTPUT
CAP
10
μ
F OUTPUT
CAP
0
3.32
3.30
3.28
3.26
400
200
0
V
OUT
(V)
I
LOAD
(mA)
ADJ = GND
V
OUT
= 20mV/DIV
I
OUT
= 200mA/DIV
T
LOAD STEP FROM 30k
Ω
TO 10
Ω
Figure 9. LDO Power-Up Response from Shutdown
= 3.3 V
Figure 12. LDO Load Transient Response, V
OUT
6
5
4
3
2
1
0
–1
V
–80
–40
0
40
80
TIME (
μ
s)
120
160
200
240
0
280
750nF
OUTPUT
CAP
2.2
μ
F OUTPUT
CAP
10
μ
F OUTPUT
CAP
SD PIN
T
0
4V
3V
2V
1V
V
OUT
(V)
V
IN
(V)
ADJ = GND
V
IN HIGH
= 5.5V
V
IN LOW
= 3.8V
Figure 10. LDO Power-Up Response from Shutdown
= 3.3 V
Figure 13. LDO Line Transient Response, V
OUT
0
2.52
2.50
2.48
2.46
300
200
100
0
100
μ
s
ADJ = LDO_OUT
V
OUT
= 20mV/DIV
I
OUT
= 100mA/DIV
V
OUT
(V)
I
LOAD
(mA)
T
0
4V
3V
2.5V
2V
1V
V
OUT
(V)
V
IN
(V)
ADJ = LDO_OUT
V
IN HIGH
= 5.5V
V
IN LOW
= 3.8V
= 2.5 V
OUT
Figure 11. LDO Load Transient Response, V
= 2.5 V
OUT
Figure 14. LDO Line Transient Response, V
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