HV301 SUTEX [Supertex, Inc], HV301 Datasheet - Page 20

• Manufacturer Part Number: HV301
• Description: Hotswap, Controllers with Circuit Breaker
• Manufacturer: SUTEX [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.
Note: capacitor may be needed to slow PWRGD dv/dt if
oscillations are observed when V
GND
-48V
IN
is close to OV.
6.81kΩ
9.76kΩ
487kΩ
R1
R2
R3
3
2
UV
OV
V EE
4
8
V DD
12.5mΩ
R4
SENSE GATE
HV301 / HV311
5
PWRGD / PWRGD
20
6
IRF530
Q1
RAMP
7
1
2.5MΩ
Cload
ENABLE / ENABLE
CONVERTER
DC/DC
PWM
Application Circuit 17
COM
+5V
HV301/HV311