V18
1
︳
CEB75 SERIES
30 TO 84 WATT OPEN FRAME
DC-DC CONVERTERS
FEATURE
* 30 - 84W Isolated Output
* Efficiency up to 92%
* Fixed Switching Frequency
* Input under-voltage Protection
* Over Temperature Protection
* Over Current Protection
* Remote ON/OFF
* Industry Standard Eighth Brick Package
* Fully Isolated 1500VDC
MODEL
NUMBER INPUT
VOLTAGE
OUTPUT
VOLTAGE
OUTPUT CURRENT
INPUT CURRENT ％
％％
％ SIZE
MIN. MAX. NO LOAD
FULL LOAD
EFF.
CEB75-48S1V0
36-75 VDC
1.0 VDC 0 mA 30A 60 mA 753mA 83 EB
CEB75-48S1V2
36-75 VDC
1.2 VDC 0 mA 30A 60 mA 882mA 85 EB
CEB75-48S1V5
36-75 VDC
1.5 VDC 0 mA 30A 60 mA 1090mA 86 EB
CEB75-48S1V8
36-75 VDC
1.8 VDC 0 mA 30A 60 mA 1293mA 87 EB
CEB75-48S2V5
36-75 VDC
2.5 VDC 0 mA 25A 60 mA 1463mA 89 EB
CEB75-48S3V3
36-75 VDC
3.3 VDC 0 mA 20A 60 mA 1528mA 90 EB
CEB75-48S05 36-75 VDC
5.0 VDC 0 mA 15A 60 mA 1736mA 90 EB
CEB75-48S12 36-75 VDC
12 VDC 0 mA 7A 70 mA 1902mA 92 EB
NOTE : 1. Nominal Input Voltage 48 VDC
V18
2
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25℃ Unless Otherwise Noted
INPUT SPECIFICATIONS:
Isolation Resistance .....................…….………….………10^7 Ohms min.
Input Voltage Range....……………................…………48V...............36 – 75V
Switching Frequency .............................……........................250KHz typ.
1V/1V2/1V5/1V8/5V.............200 KHz typ
Under voltage lockout ……..……………………. power up …..………35V typ.
12Vout……..….……...350KHz typ.
power down ………... .33V typ.
Over Temperature Protection…………………………………….120℃ typ.
Operating Ambient Temperature Range...…..…...…….... -40℃ to +85℃
Positive Logic Remote on/off Control (see Note4 &5)
Power De-rating Curve ………….………………refer to Application Note
Storage Temperature Range ...…............…….....….......-40℃ to +125℃
Input Filter ………………………………..…………….………….………PI Type
Dimensions..................2.30 x 0.90 x 0.39 inches (58.4 x 22.9 x10.0 mm)
12Vout……………….…………LC Type
Weight……………………………………………………………………..26g
OUTPUT SPECIFICATIONS:
NOTE :
Voltage Accuracy…………………....……………….......……………±1.0% max.
1. Measured From High Line to Low Line
Transient Response :25% Step Load Change............….....………<400u sec.
2. Measured From Full Load to Zero Load
Ripple and Noise, 20MHz BW …….......……………………….100mV p-p max.
3.The output ripple and noise is measured with 10uF tantalum and 1uF
Temperature Coefficient....................….…………...…..……….±0.03%/C max.
Ceramic capacitor across output.
Short Circuit Protection...................…....……….…………..Continuous/hiccup
4. Logic Compatibility ……………... Open Collector ref to -Input
Line Regulation, Note1..….………...……………………...………....±0.2% max.
Module ON ………. Open Circuit
Load Regulation, Note2………………….........………….…………..±0.5% max.
Module OFF ……….. < 1.2Vdc
Over Voltage Protection Trip Range, %Vo nom…………………..115%-140%
5. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
External Trim Adj. Range, Note6…….………………….…..……………±10%
Module ON ………. < 1.2Vdc
Current Limit……………………………………….110% - 160% Nominal Output
Module OFF ……….. Open Circuit
GENERAL SPECIFICATIONS:
6. Trim-up…………..connect a resistor between the trim pin and +Sense
Efficiency...........................................………..…………............See Table
Trim-down…….….connect a resistor between the trim pin and -Sense
Isolation Voltage...................................……..……….........1500 VDC min.
SIZE EB Dimensions :
(1.02)
(2.70)
0.106
0.040
0.600
(15.24)
(22.9)
0.062(1.57)
0.600
0.300
(10.0 )
(15.24)
(7.62)
(58.4)
(50.80)
2.000
2.30
0.90
0.145
0.39
(3.68)
Typical Derating Curve for CEB75-48S3V3
0
5
10
15
20
25 35 45 55 65 75 85
Ambient Temperature(C)
Output Current (A)
20LFM
100LFM
200LFM
300LFM
EXTERNAL OUTPUT TRIM
10K Ohms
+SENSE
TRIM
-SENSE
+SENSE
TRIM
-SENSE
TRIMPOT
TRIM UP
TRIM DOWN
