V22
︳
FEATURES
CHB75 SERIES
37.5 TO 75 WATT WIDE INPUT
DC-DC CONVERTERS
SINGLE OUTPUT
* 37.5W-75W Isolated Output
* Efficiency to 89%
* 300KHz Switching Frequency
* 2:1 Input Range
* Regulated Outputs
* Continuous Short Circuit Protection
* Five-Sided Metal Case
* Half-Brick size meet industrial standard
* CE Mark Meets 2006/95/EC, 93/68/EEC, and 89/336/EEC
* Safety Meets UL60950-1, EN60950-1, and IEC60950-1
* UL60950-1 and EN60950-1 Approval
MODEL
NUMBER
INPUT
VOLTAGE
OUTPUT
VOLTAGE
OUTPUT CURRENT
MIN.
MAX.
Capacitor
NO LOAD FULL LOAD EFF. Load max.
INPUT CURRENT
％
CHB75-12S25
CHB75-12S33
CHB75-12S05
CHB75-12S12
CHB75-12S15
CHB75-12S24
CHB75-24S25
CHB75-24S33
CHB75-24S05
CHB75-24S12
CHB75-24S15
CHB75-24S24
CHB75-48S25
CHB75-48S33
CHB75-48S05
CHB75-48S12
CHB75-48S15
CHB75-48S24
9 -18 VDC
9 -18 VDC
9 -18 VDC
9 -18 VDC
9 -18 VDC
9 -18 VDC
18-36 VDC
18-36 VDC
18-36 VDC
18-36 VDC
18-36 VDC
18-36 VDC
36-75 VDC
36-75 VDC
36-75 VDC
36-75 VDC
36-75 VDC
36-75 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
24 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
24 VDC
2.5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
24 VDC
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
15 A
15 A
15 A
6.25 A
5A
3.13 A
15 A
15 A
15 A
6.25 A
5A
3.13 A
15 A
15 A
15 A
6.25 A
5A
3.13 A
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
50 mA
4110 mA 76
5290 mA 78
7530 mA 83
7183 mA 87
7267 mA 86
7183 mA 87
2029 mA 77
2578 mA 80
3720 mA 84
3551 mA 88
3551 mA 88
3551 mA 88
1015 mA 77
1273 mA 81
1860 mA 84
1755 mA 89
1775 mA 88
1755 mA 89
10000uF
10000uF
10000uF
10000uF
4000uF
2000uF
10000uF
10000uF
10000uF
10000uF
4000uF
2000uF
10000uF
10000uF
10000uF
10000uF
4000uF
2000uF
NOTE: 1. Nominal Input Voltage 12, 24 or 48VDC
1
V22
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25
℃
Unless Otherwise Noted
INPUT SPECIFICATIONS:
Input Voltage Range ....…………….......... 12V ..................... 9-18V
24V ....................... 18-36V
48V ........……........ 36-75V
Input Surge Voltage (100ms max.) …….….… 12V …........... 25Vdc max.
24V ............… 50Vdc max.
48V ..….……. 100Vdc max
Undervoltage lockout :
12Vin ….………… power up ---->8.8V, power down ----->8V
24Vin …………… power up ---->17V, power down ----->16V
48Vin ….……… power up ---->34V, power down ----->32.5V
Positive Logic Remote ON/OFF ( see note 3 & 4 )
Input Filter …………………………………………..…………... PI Type
GENRAL SPECIFICATIONS:
Efficiency .................…..................................……..........…....... See Table
Isolation Voltage .................... Input/Output ....………...….. 1500VDC min.
Input/Case .………..…….….. 1500VDC min.
Output/Case ………………… 1500VDC min.
Isolation Resistance .............................….....................…….... 10 ohm min.
Isolation Capacitance …………………..…………………....…… 1000pF Typ.
Switching Frequency ....... (12/24)Vin .………….............. 400KHz, Typ.
48Vin ........................................ 300KHz, Typ.
Operating Case Temperature …………………………….. -40℃ to 100℃
Storage Temperature ………………....…....……............ -55℃ to +105℃
Thermal Shutdown, Case Temp. .…….………….……..……. 100℃ Typ.
Humidity .................................................... 95% RH max. Non condensing
MTBF ………. MIL-STD-217F, GB, 25℃, Full Load ………… 1000khrs Typ.
Dimensions ................…….. 2.28×2.40x0.50 inches (57.9x61.0×12.7 mm)
Case Material ................…................………….……………….. Aluminum
Weight …………………………………………………………………….. 92g
7
OUTPUT SPECIFICATIONS:
Voltage Accuracy: ...........................................………..........
±1.0%
max.
Transient Response:25% Step Load Change .…………….… <500u sec.
External Trim Adj. Range ………………..………………………..
±10
%
Ripple & Noise, 20MHz BW(see note 5)
2.5 & 3.3V & 5V ……….….... 20mV RMS, max.
75mV pk-pk, max.
12V & 15V ……………..……. 30mV RMS, max.
100mV pk-pk, max
24V ………………….……… 100mV RMS, max.
240mV pk-pk, max.
Temperature Coefficient ....................………..................….....
±0.03%/°C
Short Circuit Protection .........………………........................... Continuous
Line Regulation (see note 1) ……....................................….
±0.2%
max.
Load Regulation (see note 2) ……............………..................
±0.2%
max.
Over Voltage Protection trip Range, % Vo nom. ..................... 115-140%
Current Limit ...................……………….... 110% ~150% Nominal Output
Start up time ……………………………….…………………..…... 5ms Typ.
CASE HB
All Dimensions In Inches(mm)
Tolerances
Inches: X.XX= ±0.02 , X.XXX= ±0.010
Millimeters: X.X= ±0.5 , X.XX=±0.25
NOTE:
1. Measured From High Line to Low Line
2. Measured From Full Load to Zero Load
3. Logic Compatibility …….. Open Collector ref to -Input
Module ON ……………………………………………. Open Circuit
Module OFF …………………………………………..…... < 0.8Vdc
4. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
5. Output Ripple and Noise measured with 10uF tantalum and 1uF ceramic
capacitor across output
6. Suffix “-C” to the Model Number with Clear Mounting Insert (3.2mm DIA.)
Mounting Inserts
M3*0.5 Through 4pl.
BOTTOM VIEW
Pin
1
2
3
4
5
6
7
8
9
Function
+Vin
ON/OFF
CASE
-Vin
-Vout
-Sense
Trim
+Sense
+Vout
REMOTE ON/OFF CONTROL
EXTERNAL OUTPUT TRIM
+SENSE (8)
TRIM DOWN
+SENSE (8)
ON/OFF (2)
HIGH SIGNAL HERE
TRIM
DISABLE OUTPUT
(7)
TRIM UP
-SENSE (6)
TRIM (7)
10K ohms
TRIMPOT
-VIN (4)
-SENSE (6)
2
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