ATC210 datasheet(14/16 Pages) EMERSON-NETWORKPOWER

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Intermediate Bus Converters

File Name: atc210.pdf Rev: 16 Aug 2006

Pin Functionality

Pin-Out Table

Pin Number / Pin Name

Function

Note

-48V A

Power input from ‘A’ bus

Connects to ATCA Zone 1 connector pin 33 via external

10 A fuse

-48V B

Power input from ‘B’ bus

Connects to ATCA Zone 1 connector pin 34 via external

10 A fuse

Reserved

For future use

Reserved

For future use

RTN A

Power return from ‘A’ bus

Connects to ATCA Zone 1 connector pin 28 via external

12 A fuse

RTN B

Power return from ‘B’ bus

Connects to ATCA Zone 1 connector pin 29 via external

12 A fuse

ENA

When connected to RTN A, turns ON

Connects to ATCA Zone 1 connector pin 32 via external

isolated open collector ‘A enabled’ device

1 A fuse. Used to signal to management system correct

(See Note 3)

board insertion and presence of ‘A’ bus

ENB

When connected to RTN B, turns ON

Connects to ATCA Zone 1 connector pin 27 via external

isolated open collector ‘B enabled’ device

1 A fuse. Used to signal to management system correct

(See Note 3)

board insertion and presence of ‘B’ bus

C_CL-

Connection to module of auxilliary

Utilises greater capacitance in a given can size of lower

capacitor hold up array -ve

voltage capacitors. Clamped to –50 V wrt HU+OUT

HU-

Connection to module of hold up

capacitor array -ve

HU+OUT

Connection from on board filter and

May also connect to input of boost module to reduce

management circuits to hold up

hold up storage area

capacitor array +ve

HU+IN

Connection to main power converter from

May also connect to output of boost module to reduce hold

hold up capacitor array +ve

up storage area

ON/OFF-

Current from pin to turn main output ON

Fully floating remote ON/OFF signal, may be used with

management system or ATCA ENABLE_A/B via R-D network

ON/OFF+

Current into pin to turn main output ON

Fully floating remote ON/OFF signal, may be used with

management system or ATCA ENABLE_A/B via R-D network

B_OK#

Open collector signal, monitors status of

Low when “OK”

“B” feed

A_OK#

Open collector signal, monitors status of

Low when “OK”

“B” feed

I2C lines, address strapping

INTRPT

Interrupt Alarm

I2C Register out of limits, LM80 pin ‘INT#’ direct connection

I2C lines, address strapping

SCL

Clock

I2C lines, clock line input

I2C lines, address strapping

SDA

Data

I2C lines, serial data

23, 24

3V3 RTN

Management power return and I2C

Also return for ‘A _OK#’ and ’B_OK#’ signals.

Externally connected to ATCA Zone 1 connector pin 26

25, 26

3V3 OUT

3V3, 6 W management power

27, 28

3V3 TRIM

Trim pin for management power

12V RTN

12 V return

Externally connected to ATCA Zone 1 connector pin 26

12V OUT

12 V power

ATC210 Dual Series | 210 W DC-DC

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