FNP600/850/1000 AC-DC Front-Ends
& FNR-5-12G/FNR-5-48G Power Shelves Data Sheet
SUB-D Output Connector Pinout and Signal Specification (continued)
Output Connector
Description
AC Fail/
Power-down warning
PSU 2
DC Fail/
Output voltage fault
PSU 2
DATA, I2C data line
CLOCK, I2C clock line
Auxiliary power +12 V
(Output 2)
Auxiliary power
ground
Pin
Location
22
23
24
25
26
27
Type
OC-output, protected by 16 V Zener diode
and a 10 Ω resistor in series, referenced to logic GND
OC-output, protected by 16 V Zener diode
and a 10 Ω resistor in series, referenced to logic GND
I2C compatible signal
referenced to logic GND
I2C compatible signal
referenced to logic GND
Vo2+ Aux output, insulated from main output
Vo2- Aux output, insulated from main output
Low level
High level
<0.4 V @ 20
mA
Pull up
<0.4 V @ 20
mA
Pull up
5 V or 3.3 V
logic
5 V or 3.3 V
logic
-
-
V max
I max
15 V
20 mA
15 V
20 mA
-
-
-
-
(Output 2)
Auxiliary GND, Need to be external connected Vo2-,.
-
-
Logic Gnd
28
Wire separately from auxiliary and main output GND
to minimize noise and avoid voltage drops on signal-
and I2C return. Leave open if not used.
Output margin PSU 1
Output margin PSU 2
Output margin PSU 3
Output margin PSU 4
Output margin PSU 5
Overtemperature /
Fan Fail PSU 4
Power Supply Present
PSU 4
Overtemperature /
Fan Fail PSU 5
Power Supply Present
PSU 5
29
30
31
32
33
34
35
36
37
Open or connected to V sense-
V sense- (+8 % Vo1) or V sense+ (-8 % Vo1)
Open or connected to V sense-
V sense- (+8 % Vo1) or V sense+ (-8 % Vo1)
Open or connected to V sense-
V sense- (+8 % Vo1) or V sense+ (-8 % Vo1)
Open or connected to V sense-
V sense- (+8 % Vo1) or V sense+ (-8 % Vo1)
Open or connected to V sense-
V sense- (+8 % Vo1) or V sense+ (-8 % Vo1)
OC-output, protected by 16 V Zener diode
and a 10 Ω resistor in series, referenced to logic GND
Resistor 10 ? connected to logic GND
OC-output, protected by 16 V Zener diode
and a 10 Ω resistor in series, referenced to logic GND
Resistor 10 ? connected to logic GND
-
-
-
-
-
-
-
-
-
-
<0.4 V @ 20
mA
Pull up
Open
Pull up
<0.4 V @ 20
mA
Pull up
Open
Pull up
60V
-
60V
-
60V
-
60V
-
60V
-
15 V
20 mA
10 V
10 mA
15 V
20 mA
10 V
10 mA
BCD20034-G Rev. AD, 11-May-10
Page 13 of 15
www.power-one.com
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