RT9173ACS Ver la hoja de datos (PDF) - Richtek Technology

Número de pieza

componentes Descripción

Lista de partido

RT9173ACS

1.5A/3A Bus Termination Regulator

Richtek Technology 

RT9173/A

2.5V

3.3V

1.25V

VIN

VCNTL

REFEN RT9173/A VOUT

GND

VOUT

A

IL

V

COUT

Fig.3 Current Limit for High Side, ICLHIGH

Power supply

with current limit

2.5V

3.3V

1.25V

VIN

VCNTL

REFEN RT9173/A VOUT

GND

A

IL

VOUT

V

COUT

Fig.4 Current Limit for Low Side, ICLLOW

2.5V

3.3V

1.25V

VREFEN 0.2V

VIN

VCNTL

REFEN RT9173/A VOUT

GND

RL

1.25V

VOUT

0V

VOUT would be low if VREFEN < 0.2V

VOUT would be high if VREFEN > 0.8V

RL and COUT

Time delay

VOUT

V

COUT

Fig.5 REFEN Pin Shutdown Threshold, VTRIGGER

www.richtek-ic.com.tw

4

DS9173/A-06 March 2002

Share Link: