Embedded Power for
Business-Critical Continuity
IBC
Eighth-Brick Series
2nd Generation IBC
Rev.11.25.08_136
Eighth-Brick IBC Series
1 of 3
Total Power:
200 - 300W
Input Voltage:
36 - 75Vdc
Electrical Specifications
Output
Special Features
• 48 V input with isolated 12 V
output
• Ultra-high efficiency, 95.5%
12 V @ 25 A
• Unprecedented usable
output power levels
• High power density
(362 W/in
3
) open-frame
technology
• Wide operating ambient
temperature range
• Industry standard eighth-
brick footprint and pinout
• Low profile, 0.40” (10.2 mm)
• Meets basic insulation
requirements of EN60950-1
• Remote ON/OFF and over-
temperature protection
• Available RoHS compliant
• 2 year warranty
Output setpoint accuracy:
Line regulation:
Load regulation:
Total error band
(including setpoint, line,
load and temperature):
Minimum load:
Overshoot:
Undershoot:
Ripple and noise:
5 - 20 MHz
Low line to high line
Full load to min. load
IBC25AET4812
IBC20AES4812
IBC17AEW4812
At turn on and turn-off
(See note 2)
See table
See table
See table
9.70 - 13.40 Vdc
11.52 - 12.48 Vdc
11.40 - 12.60 Vdc
0 A
None
None
60 mV pk-pk typ.
20 mV rms typ.
Input
Input voltage range:
Input current:
Input current (max.):
Input reflected ripple:
(See note 4)
Remote ON/Off:
Logic compatiblity:
On
OFF
Undervoltage lockout:
IBC25AET4812:
IBC20AES4812:
IBC17AEW4812:
Startup time
(see note 3):
Remote OFF
(See note 1)
IBC25AET4812
IBC20AES4812
IBC17AEW4812
Power-up
Power-down
Power up
Power down
Power-up
Remote ON/OFF
See table
6 mA typ.
6.9 A max. @ lo max.
and Vin = min. rated
550 mA (pk-pk)
230 mA (pk-pk)
230 mA (pk-pk)
(see note 6)
Open collector ref. to- input
>2.4 Vdc
<0.4 Vdc
40 V
38 V
35.2 V
34 V
15 ms
5 ms
Safety
• UL/cUL 60950-1, 1st Edition
• EN 60950-1 VDE
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