GE Industrial Solutions Austin MegaLynx - Manual (Page 5)

Data Sheet
April 19, 2011 Austin MegaLynx TM : Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 – 3.63Vdc output; 30A output current
6.0 – 14Vdc input; 0.8 – 5.5Vdc output; 25A output current
LINEAGE POWER 5
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
On/Off Signal Interface
(V
IN
=V
IN, min
to V
IN, max
; open collector or equivalent,
Signal referenced to GND)
Logic High (Module OFF)
Input High Current All I IH 0.5 ⎯ 3.3 mA
Input High Voltage All V IH 3.0 ⎯ V
IN, max
V
Logic Low (Module ON)
Input Low Current All I IL ⎯ ⎯ 200 µA
Input Low Voltage All V IL -0.3 ⎯ 1.2 V
Turn-On Delay and Rise Times
(V
IN
=V
IN, nom
, I
O
=I
O, max ,
V
O
to within ±1% of steady
state)
Case 1: On/Off input is enabled and then
input power is applied (delay from instant at
which V
IN
= V
IN, min
until V o = 10% of V o, set )
All Tdelay ― 3 msec
Case 2: Input power is applied for at least one
second and then the On/Off input is enabled (delay
from instant at which Von/Off is enabled until V
o =
10% of V o, set )
All Tdelay ― 3 msec
Output voltage Rise time (time for V o to rise from
10% of Vo, set to 90% of Vo, set)
All Trise ― 4 msec
Output voltage overshoot 3.0 % V
O, set
I
O
= I
O, max
; V
IN, min
– V
IN, max
, T
A
= 25 o C
Remote Sense Range All ⎯ ⎯ 0.5 V
Over Temperature Protection
All T
ref
⎯ 125 ⎯ °C
(See Thermal Consideration section)
Sequencing Slew rate capability All dV SEQ /dt — 2 V/msec
(V
IN, min
to V
IN, max
; I
O, min
to I
O, max
V SEQ < V o )
Sequencing Delay time (Delay from V
IN, min
to application of voltage on SEQ pin) All Ts EQ-delay 10 msec
Tracking Accuracy Power-up (2V/ms) All |V SEQ –V o,set | 100 200 mV
Power-down (1V/ms) |V SEQ –V o,set | 200 400 mV
(V
IN, min
to V
IN, max
; I
O, min
- I
O, max
V SEQ < V o,set )
Input Undervoltage Lockout
Turn-on Threshold ATH 4.3 Vdc
Turn-off Threshold ATH 3.9 Vdc
Turn-on Threshold ATS 5.5 Vdc
Turn-off Threshold ATS 5.0 Vdc
Forced Load Share Accuracy -P ⎯ 10 % Io
Number of units in Parallel -P 5