GE Industrial Solutions 40A Digital MegaDLynx - Manual (Page 5)

GE
Data Sheet
40A Digital MegaDLynx TM : Non-Isolated DC-DC Power Modules
4.5Vdc –14.4Vdc input; 0.45Vdc to 2.0Vdc output; 40A Output Current
April 24, 2013 ©2012 General Electric Company. All rights reserved. Page 5
Feature Specifications (cont.)
Parameter Device Symbol Min Typ Max Units
Over Temperature Protection
(See Thermal Considerations section)
All T
ref
145 °C
PMBus Over Temperature Warning Threshold* All T
WARN
130 °C
Tracking Accuracy (Power-Up: 0.5V/ms) All V SEQ –V o 100 mV
(Power-Down: 0.5V/ms) All V SEQ –V o 100 mV
(V
IN, min
to V
IN, max
; I
O, min
to I
O, max
V SEQ < V o )
Input Undervoltage Lockout
Turn-on Threshold All 4.25 Vdc
Turn-off Threshold All 3.96 Vdc
Hysteresis All 0.25 Vdc
PMBus Adjustable Input Under Voltage Lockout
Thresholds
All 2.5 14 Vdc
Resolution of Adjustable Input Under Voltage Threshold All 500 mV
PGOOD (Power Good)
Signal Interface Open Drain, V
supply
 5VDC
Overvoltage threshold for PGOOD ON All 108 %V
O, set
Overvoltage threshold for PGOOD OFF All 110 %V
O, set
Undervoltage threshold for PGOOD ON All 92 %V
O, set
Undervoltage threshold for PGOOD OFF All 90 %V
O, set
Pulldown resistance of PGOOD pin All 50 
Sink current capability into PGOOD pin All 5 mA
* Over temperature Warning – Warning may not activate before alarm and unit may shutdown before warning.