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RT9722 Fiches technique(PDF) 3 Page - Richtek Technology Corporation

No de pièce RT9722
Description  145m廓, 1.5A Power Switch with Programmable Current Limit
PDF  14 Pages
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Fabricant  RICHTEK [Richtek Technology Corporation]
Site Internet  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9722 Fiches technique(HTML) 3 Page - Richtek Technology Corporation

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RT9722
3
DS9722-00 August 2011
www.richtek.com
Function Block Diagram
Functional Pin Description
Pin No.
SOT-23-5 SOT-23-6
WDFN-6L 2x2
Pin Name
Pin Function
1
1
3
VOUT
Switch Output Voltage.
2
2
7 (Exposed Pad) GND
Ground. The exposed pad must be soldered to a large PCB
and connected to GND for maximum power dissipation.
3
3
1
SET
Current Limit Set Input. A resistor from SET to GND sets
the current limit of the switch.
4
4
6
EN/EN
Chip Enable (Active High for RT9722A / Active Low for
RT9722B).
--
5
4
FLG
Fault Flag Open-Drain Output.
5
6
2
VIN
Power Input Voltage.
--
--
5
NC
No Internal Connection.
Gate
Control
Output
Voltage
Detection
Flag
Control
UVLO
Bias
Thermal
Protection
Current
Limiting
VOUT
VIN
GND
FLG
EN/EN
SET



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