RT9712 データシートの表示（PDF） - Richtek Technology
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RT9712 Datasheet PDF : 14 Pages
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RT9712
Typical Application Circuit
Supply Voltage
2.7V to 5.5V
R1 R2
RT9712A/B/C/D
CIN 2 VIN
0.1uF
VOUT1 7
8 FLG1
5 FLG2
VOUT2 6
RT9712A/C
Chip Enable
RT9712B/D
Chip Enable
3 EN1/EN1
4 EN2/EN2
GND 1
Note : R1, R2 : Pull-Up Resistance (10k to 100k)
COUT1
0.1uF
COUT2
0.1uF
Load
22uF
Load
22uF
Functional Pin Description
Pin No.
Pin Name
RT9712A/C RT9712B/D
1
1
GN D
G round .
Pin Function
2
2
VIN
Input Voltage.
--
3
EN1
Chip Enable (Active Low) turns on power switch in VOUT1.
--
4
EN2
Chip Enable (Active Low) turns on power switch in VOUT2.
3
--
EN1
Chip Enable (Active High) turns on power switch in VOUT1.
4
--
EN2
Chip Enable (Active High) turns on power switch in VOUT2.
5
5
FLG2
Over current or over temperature status output, open-drain output, active
low, in VOUT2.
6
6
VOUT2
Power-Switch Output, in VOUT2.
7
7
VOUT1
Power-Switch Output, in VOUT1.
8
8
FLG1
Over current or over temperature status output,, open-drain output, active
low, in VOUT1.
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
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is a registered trademark of Richtek Technology Corporation.
DS9712-04 November 2012
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