R1140Q 查看數據表（PDF） - RICOH Co.,Ltd.

零件编号

产品描述 (功能)

比赛名单

R1140Q

SC82 120mA LDO REGULATOR

RICOH Co.,Ltd. 

R1140Q

TEST CIRCUITS

1 VOUT VDD 4

R1140Q

IOUT

V C2

VOUT

SERIES

2 GND CE 3

C1

Fig.1 Standard test Circuit

∗ C1=Tantal 1.0µF

C2=Tantal 2.2µF

1 VOUT VDD 4

R1140Q

C2

SERIES

2 GND CE 3

A

C1

ISS

∗ C1=Tantal 1.0µF

C2=Tantal 2.2µF

Fig.2 Supply Current Test Circuit

1 VOUT VDD 4

R1140Q

C2

SERIES

IOUT

2 GND CE 3

Pulse

Generator

PG

Fig.3 Ripple Rejection, Line Transient Response Test Circuit

1 VOUT VDD 4

R1140Q

C2

SERIES

2 GND CE 3

C1

IOUTa

IOUTb

∗ C1=Tantal 1.0µF

C2=Tantal 2.2µF

Fig.4 Load Transient Response Test Circuit

6

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