高速,数字可调
降压型控制器,用于笔记本电脑
_____________________________Typical工作特性(续)
( 7A CPU供电图1 ,T电路
A
= + 25 ℃,除非另有说明。 )
MAX1710/MAX1711
负载瞬态响应
(有积分仪)
MAX1710-16
负载瞬态响应
(有积分仪)
MAX1710-17
负载瞬态响应
(无积分仪)
MAX1710-18
A
A
A
B
B
10µs/div
V
IN
= 15V, V
O
= 1.6V时,我
O
= 0A到7A
A = V
OUT
, AC耦合,为50mV /格
B =电感电流5A / DIV
B
10µs/div
V
IN
= 15V, V
O
= 1.6V时,我
O
= 30mA时TO 7A
A = V
OUT
, AC耦合,为50mV /格
B =电感电流5A / DIV
10µs/div
V
IN
= 15V, V
O
= 1.6V时,我
O
= 30毫安TO 7A
A = V
OUT
, AC耦合,为50mV /格
B =电感电流5A / DIV
负载瞬态响应
(有积分仪)
MAX1710-19
负载瞬态响应
(有积分仪)
MAX1710-20
启动波形
MAX1710-21
A
A
A
B
B
C
20µs/div
V
IN
= 4.5V, V
O
= 2V ,我
O
= 30毫安TO 7A
A = V
OUT
, AC耦合,为50mV /格
B =电感电流5A / DIV
C = DL , 10V / DIV
B
C
20µs/div
V
IN
= 4.5V, V
O
= 1.3V ,我
O
= 30毫安TO 7A
A = V
OUT
, AC耦合,为50mV /格
B =电感电流5A / DIV
C = DL , 10V / DIV
C
500µs/div
A = SHDN
B = V
OUT
, 0.5V / DIV
C =电感电流5A / DIV
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