Data Sheet
EHW007A0B Series Eighth-Brick Power Modules
36–75Vdc Input; 12.0Vdc Output; 7A Output Current
June 29, 2009
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
(VIN=VIN, min to VIN, max ; open collector or equivalent,
Signal referenced to VIN- 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
All
All
All
Ion/off
Von/off
Von/off
Ion/off
0.3
⎯
5
1.0
1.2
mA
Vdc
Vdc
μA
⎯
-0.7
⎯
Logic Low - On/Off Voltage
Logic High Voltage – (Typ = Open Collector)
Logic High maximum allowable leakage current
Turn-On Delay and Rise Times
10
⎯
⎯
(IO=IO, max , VIN=VIN, nom, TA = 25oC)
Case 1: Input power is applied for at least 1 second
and then the On/Off input is set from OFF to ON (Tdelay
= from instant at which VIN=VIN, min until VO = 10% of VO,
All
All
Tdelay
―
20
―
msec
msec
Case 2: On/Off input is set to Logic Low (Module
ON) and then input power is applied (Tdelay from
Tdelay
―
―
―
150
instant at which VIN = VIN, min until Vo=10% of VO,set
Output voltage Rise time (time for Vo to rise from 10%
of Vo,set to 90% of Vo, set
)
All
All
Trise
5
12
3
msec
)
Output voltage overshoot – Startup
IO= IO, max; VIN=VIN, min to VIN, max, TA = 25 oC
Remote Sense Range
―
% VO, set
All
All
All
All
All
VSENSE
10
110
16.5
⎯
% VO, set
% VO, set
Vdc
Output Voltage Adjustment Range
Output Overvoltage Protection
Overtemperature Protection – Hiccup Auto Restart
Input Undervoltage Lockout
Turn-on Threshold
90
13.8
⎯
VO, limit
Tref
⎯
135
OC
VUVLO
34
32
2
36
⎯
3
Vdc
Vdc
Vdc
⎯
30
1
Turn-off Threshold
Hysterisis
Input Overvoltage Lockout
Turn-on Threshold
All
VOVLO
76
⎯
1
79
81
2
Vdc
Vdc
Vdc
⎯
83
⎯
Turn-off Threshold
Hysterisis
LINEAGE POWER
4
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
