GE Industrial Solutions EHW007A0B Series (Eighth-Brick) - Manual (Page 4)

Data Sheet
October 2, 2009
EHW007A0B Series Eighth-Brick Power Modules
36–75Vdc Input; 12.0Vdc Output; 7A Output Current
LINEAGE POWER 4
Feature Specifications
Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature
conditions. See Feature Descriptions for additional information.
Parameter Device Symbol Min Typ Max Unit
Remote On/Off Signal Interface
(V
IN
=V
IN, min
to V
IN, max
; open collector or equivalent,
Signal referenced to V
IN-
terminal)
Negative Logic: device code suffix “1”
Logic Low = module On, Logic High = module Off
Positive Logic: No device code suffix required
Logic Low = module Off, Logic High = module On
Logic Low - Remote On/Off Current All I
on/off
⎯ 0.3 1.0 mA
Logic Low - On/Off Voltage All V
on/off
-0.7 ⎯ 1.2 V
dc
Logic High Voltage – (Typ = Open Collector) All V
on/off
⎯ 5 V
dc
Logic High maximum allowable leakage current All I
on/off
⎯ ⎯ 10 μA
Turn-On Delay and Rise Times
(I
O
=I
O, max ,
V
IN
=V
IN, nom,
T
A
= 25 o C)
Case 1: Input power is applied for at least 1 second
and then the On/Off input is set from OFF to ON (T
delay
= from instant at which V
IN
=V
IN, min
until V
O
= 10% of V
O,
)
All T
delay
― 20 ― msec
Case 2: On/Off input is set to Logic Low (Module
ON) and then input power is applied (T
delay
from
instant at which V
IN
= V
IN, min
until V
o
=10% of V
O,set
)
All T
delay
― ― 150 msec
Output voltage Rise time (time for V
o
to rise from 10%
of V
o,set
to 90% of V
o, set
)
All T
rise
― 5 12 msec
Output voltage overshoot – Startup
I
O
= I
O, max
; V
IN
=V
IN, min
to V
IN, max
, T
A
= 25 o C
All ― 3 % V
O, set
Remote Sense Range All V
SENSE
10 % V
O, set
Output Voltage Adjustment Range All 90 110 % V
O, set
Output Overvoltage Protection All V
O, limit
13.8 ⎯ 16.5 V
dc
Overtemperature Protection – Hiccup Auto Restart All T
ref
⎯ 135 ⎯ O C
Input Undervoltage Lockout All V
UVLO
Turn-on Threshold ⎯ 34 36 V
dc
Turn-off Threshold 30 32 ⎯ V
dc
Hysterisis 1 2 3 V
dc
Input Overvoltage Lockout All V
OVLO
Turn-on Threshold 76 79 ⎯ Vdc
Turn-off Threshold ⎯ 81 83 Vdc
Hysterisis 1 2 ⎯ Vdc