GE Industrial Solutions EHHD024A0A HAMMERHEAD Series - Manual (Page 3)

GE
Datasheet
EHHD024A0A Series: DC-DC Converter Power Module
18 to 75V
dc
Input; 5V
dc
, 24A, 120W Output
February 28, 2014 ©2014 General Electric Corporation. All rights reserved. Page 3
Electrical Specifications (continued)
Unless otherwise indicated, specifications apply at V
IN
= 48Vdc, resistive load, and T
A
= 25°C conditions.
Parameter Device Symbol Min Typ Max Unit
Nominal Output Voltage Set-point
All V
O, set
4.93 5 5.07 V
dc
V
IN
= 24V to 48V I
O
=I
O, max
, T
A
=25°C)
Output Voltage
All V
O
-3.0 ⎯ +3.0 % V
O, set
(Over all operating input voltage, resistive load, and temperature
conditions until end of life)
Adjustment Range (*Vin > 20V) All V
O, adj
-10 +10* % V
O, set
Selected by external resistor
Output Regulation
Line (V
IN
=V
IN, min
to V
IN, max
) All ⎯ ⎯ ±0.2 % V
O, set
Load (I
O
=I
O, min
to I
O, max
) All ⎯ ⎯ ±0.2 % V
O, set
Temperature (T
ref
=T
A, min
to T
A, max
) All ⎯ ⎯ ±1.5 % V
O, set
Output Ripple and Noise on nominal output
Measured with 10uF Tantalum||1uF ceramic
(V
IN
=24 to 48, I
O
=80% I
O, max
, T
A
=25)
RMS (5Hz to 20MHz bandwidth) All 30 mV
rms
Peak-to-Peak (5Hz to 20MHz bandwidth) All 100 mV
pk-pk
External Capacitance All C
O, max
0 ⎯ 10,000 μF
Output Current All I
O
0 24 A
dc
Output Current Limit Inception (Hiccup Mode )
(V
O
= 90% of V
O, set
) 5 I
O, lim
26.5 29 A
dc
Output Short-Circuit Current
All I
O, s/c
1.2 A
rms (V
O
≤250mV) ( Hiccup Mode )
Efficiency
V
IN
=24V, T
A
=25°C, I
O
=24A, V
O
= 5V All η 92 %
V
IN
=48V, T
A
=25°C, I
O
=24A, V
O
= 5V All η 91.5 %
Switching Frequency All f
sw
280 kHz
Dynamic Load Response
(dI
o
/dt=0.1A/ μs; V
IN
= 24V or 48V; T
A
=25°C; C
O
>100μF)
Load Change from Io= 50% to 75% or 25% to 50% of I
o,max
Peak Deviation All V
pk
⎯ 3 ⎯ % V
O, set
Settling Time (Vo<10% peak deviation) All t
s
⎯ 800 ⎯ μs
Isolation Specifications
Parameter Device Symbol Min Typ Max Unit
Isolation Capacitance All C
iso
⎯ 1000 ⎯ pF
Isolation Resistance All R
iso
10 ⎯ ⎯ MΩ
I/O Isolation Voltage (100% factory Hi-pot tested) All All ⎯ ⎯ 2250 V
dc
General Specifications
Parameter Device Symbol Min Typ Max Unit
Calculated Reliability based upon Telcordia SR-332 Issue 2: Method I
Case 3 (I
O
=80%I
O, max
, T
A
=40°C, airflow = 200 lfm, 90% confidence)
All FIT 112.7
10 9 /Hour
s
All MTBF 8,869,389 Hours
Weight (Open Frame) All 23(0.8) g (oz.)
Weight (with Heatplate) All 37(1.3) g (oz.)