GE Industrial Solutions QPW025A0F41_H - Manual (Page 4)

Data Sheet
October 5, 2009
QPW025A0F41/QPW025A0F41-H DC-DC Power Module
36-75Vdc Input; 3.3Vdc Output Voltage; 25A 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 Symbol Min Typ Max Unit
On/Off Signal interface
(V
I
= V
I
,min to V
I
, max; Open collector or equivalent
Compatible, signal referenced to V
I
(-) terminal
Logic High (Module ON)
Input High Voltage V IH 7 ― 15 V
Input High Current I IH ― ― 50 μA
Logic Low (Module OFF)
Input Low Voltage V IL 0 ― 1.2 V
Input Low Current I IL ― ― 1 mA
Turn-On Delay and Rise Times
(I
O
=80% I
O, max ,
V
IN
=V
IN, nom,
T
A
= 25 o C)
Case 1: On/Off input is set to Logic High (Module ON)
and then input power is applied (delay from instant at
which V
IN
= V
IN, min
until Vo=10% of Vo,set)
T
delay
― 5 ― msec
Case 2: Input power is applied for at least one second
and then the On/Off input is set to logic high (delay from
instant at which Von/Off=0.9V until Vo=10% of Vo, set)
T
delay
― 2.5 ― msec
Output voltage Rise time (time for Vo to rise from 10% of
Vo, set to 90% of Vo, set)
T
rise
― 4 ― msec
Output Voltage Remote Sense ― ― 10 % V
O, set
Output voltage overshoot – Startup ― 1 % V
O, set
I
O
= 80% of I
O, max
; T
A
= 25 o C
Over temperature Protection T
ref
⎯ 115 ⎯ °C
(See Thermal Considerations section)
Input Undervoltage Lockout V
UVLO
Turn-on Threshold ⎯ 34.5 36 V
Turn-off Threshold 30 31.5 ⎯ V
Hysteresis 3
Output voltage adjustment range(TRIM) 80 ⎯ 110 % V
O, set
Over voltage protection 3.8 ⎯ 4.6 Vdc