SMH4803AS View Datasheet(PDF) - Summit Microelectronics

Part Name

Description

MFG CO.

SMH4803AS

Distributed Power Hot Swap Controller

Summit Microelectronics 

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SMH4803A

Preliminary

MMBTA56LT1

RESET1#

1N4148

MMBTA56LT1

RESET

RESET2#

1N4148

RESET

33kΩ

33kΩ

0V

R3

RD

6.8kΩ

EN/TS

UV

R2

4.7kΩ

4.7kΩ

100nF

50V

PG3#

DC / DC

Converters

+VIN +VOUT

V3

–VIN –VOUT

0V

ON/OFF

OV

100kΩ

+VIN +VOUT

V2

10kΩ

PD1#

SMH4803A

PG2#

–VIN –VOUT

ON/OFF

10kΩ

PD2#

5VREF

100kΩ

+VIN +VOUT

V1

R1

–VIN –VOUT

PG1#

ON/OFF

10nF

100V

100nF

50V

–48V

100nF

1kΩ

*10Ω 10nF

100V

RS

100kΩ

68kΩ

MMBD1401

100µF

100V

2051 Fig11

Figure 11. Sequencing Converters with Common I/O Ground and Voltage Feedback

Note: Figures 7 through 11 — the *10Ω resistor must be located as close as possible to the MOSFET

SUMMIT MICROELECTRONICS, Inc.

2051 4.4 3/15/01

17

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