HV301LG データシートの表示（PDF） - Supertex Inc

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HV301LG

35-65V hotswap, controller with circuit breaker

Supertex Inc 

Application Information cont’d.

Latched Operation

For those applications that need to disable the automatic retry

capability, the following circuit disables the auto retry feature.

HV301/HV311

GND

R1

487kΩ

R2

6.81kΩ

R3

9.76kΩ

8

VDD

PWRGD / PWRGD

1

3 UV

2 OV

HV301 / HV311

VEE SENSE GATE RAMP

4

5

6

7

ENABLE / ENABLE

Cload

DC/DC

PWM

CONVERTER

+5V

COM

2.5MΩ

-48V

R4

12.5mΩ

Q1

IRF530

Note: capacitor may be needed to slow PWRGD dv/dt if

oscillations are observed when VIN is close to OV.

Application Circuit 17

20

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