GE Industrial Solutions 20A Digital MicroDLynx - Manual (Page 5)

GE
Data Sheet
20A Digital MicroDLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A Output Current
April 24, 2013 ©2012 General Electric Company. All rights reserved. Page 5
Feature Specifications (cont.)
Parameter Device Symbol Min Typ Max Units
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 ― 1.2 ― 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 ― 0.8 ― msec
Output voltage Rise time (time for V o to rise from
10% of Vo, set to 90% of Vo, set)
All Trise ― 2.7 ― msec
Output voltage overshoot (T
A
= 25 o C
V
IN
= V
IN, min
to V
IN, max
,I
O
= I
O, min
to I
O, max
)
With or without maximum external capacitance
3.0 % V
O, set
Over Temperature Protection
(See Thermal Considerations section)
All T
ref
120 °C
PMBus Over Temperature Warning Threshold * All T
WARN
120 °C
Tracking Accuracy (Power-Up: 2V/ms) All V SEQ –V o 100 mV
(Power-Down: 2V/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 3.25 Vdc
Turn-off Threshold All 2.6 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 105 %V
O, set
Undervoltage threshold for PGOOD ON All 110 %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