数据表
SW
V
IN
1
ADP5040
V
OUT
2
2
V
OUT
3
SW
1
3
I
OUT
09665-045
图45.降压响应线路瞬态，输入电压从4.5 V至
5.0 V, V
OUT1
= 1.8 V ， PWM模式
图48.降压响应负载瞬变，我
OUT1
= 50 mA至500毫安，
V
OUT1
= 3.3 V ，自动模式
V
IN
1
SW
V
OUT
2
2
V
OUT
3
1
SW
I
OUT
3
图46.降压响应线路瞬态，输入电压从4.5 V至
5.0 V, V
OUT1
= 1.2 V， PWM模式
09665-046
图49.降压响应负载瞬变，我
OUT1
能力= 20 mA至200 mA时，
V
OUT1
= 1.8 V ，自动模式
SW
SW
1
1
V
OUT
V
OUT
2
2
I
OUT
3
3
I
OUT
09665-047
图47.降压响应负载瞬变，我
OUT1
能力= 20 mA至200 mA时，
V
OUT1
= 3.3 V ，自动模式
图50.降压响应负载瞬变，我
OUT1
= 50 mA至500毫安，
V
OUT1
= 1.8 V ，自动模式
第0版|第15页40
09665-050
1M
BW
20.0M
CH1
4.0V/DIV
B
20.0M
CH2
100mV/DIV
W
CH3
300毫安/ DIV 1MΩ
BW
20.0M
一CH3
150mA
500s/DIV
20.0MS/s
50.0ns/pt
1M
BW
20.0M
CH1
4.0V/DIV
B
20.0M
CH2
100mV/DIV
W
CH3
300毫安/ DIV 1MΩ
BW
20.0M
一CH3
150mA
500s/DIV
20.0MS/s
50.0ns/pt
09665-049
B
20.0M
CH1
3.0V/DIV
W
B
20.0M
CH2
50.0mV/DIV
W
1M
BW
20.0M
CH3
1.0V/DIV
一CH3
4.48V
200s/DIV
1.0MS/s
1.0s/pt
1M
BW
20.0M
CH1
4.0V/DIV
B
20.0M
CH2
100mV/DIV
W
300毫安/ DIV 1MΩ
BW
20.0M
CH3
一CH3
150mA
500s/DIV
20.0MS/s
50.0ns/pt
09665-048
B
400M
CH1
3.0V/DIV
W
B
20.0M
CH2
20.0mV/DIV
W
1M
BW
20.0M
CH3
1.0V/DIV
一CH3
4.48V
200s/DIV
1.0MS/s
1.0s/pt
1M
BW
20.0M
CH1
4.0V/DIV
B
20.0M
CH2
100mV/DIV
W
CH3
300毫安/ DIV 1MΩ
BW
20.0M
一CH3
150mA
500s/DIV
20.0MS/s
50.0ns/pt
