低输入电压， 300毫安LDO稳压器

同

RESET

采用SOT和TDFN

典型工作特性（续）

(V

IN

= (V

OUT

+ 0.5V ）或1.8V ，取较大值;

SHDN

= IN ，C

IN

= 1μF ，C

OUT

= 4.7μF ，T

A

= + 25 ℃，除非另有说明。 ）

负载瞬态响应

NEAR差

MAX1963 / 76 toc12

MAX1963A/MAX1976A

负载瞬态响应

MAX1963 / 76 toc11

200mA

I

OUT

20mA

200mA/div

200mA

I

OUT

20mA

200mA/div

V

OUT

20mV/div

AC耦合

V

OUT

20mV/div

AC耦合

V

IN

= 3.6V

V

OUT

= 1.5V

20s/div

V

IN

= 1.8V

V

OUT

= 1.5V

20s/div

SHUTDOWN响应

MAX1963 / 76 toc13

MAX1976A

关机/复位响应

MAX1963 / 76 toc14

V

SHDN

0

1V/div

V

SHDN

0

V

OUT

1V/div

V

OUT

0

500mV/div

V

RESET

0

1V/div

0

1V/div

100s/div

40ms/div

MAX1976A

LINE / RESET响应

MAX1963 / 76 toc15

V

IN

0

V

OUT

0

V

RESET

0

2V/div

1V/div

1V/div

200ms/div

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5