V23
1
︳
CHB50 SERIES
33 - 50 WATT WIDE INPUT
DC-DC CONVERTERS
SINGLE OUTPUT
FEATURES
* 33W-50W Isolated Output
* Efficiency to 89%
* 300/400KHz 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 Approval
OUTPUT CURRENT
INPUT CURRENT
MODEL
NUMBER
INPUT
VOLTAGE
OUTPUT
VOLTAGE
MIN. MAX. NO LOAD
FULL LOAD
％
EFF.
CAPACITOR
LOAD MAX.
CHB50-12S33
9 -18 VDC
3.3 VDC 0 mA 10 A 50 mA 3481 mA 79
10000uF
CHB50-12S05
9 -18 VDC
5 VDC 0 mA 10 A 50 mA 5020 mA 83
10000uF
CHB50-12S12
9 -18 VDC
12 VDC 0 mA 4.16 A 50 mA 4781 mA 87
4000uF
CHB50-12S15
9 -18 VDC
15 VDC 0 mA 3.33 A 50 mA 4781 mA 87
2000uF
CHB50-12S24
9 -18 VDC
24 VDC 0 mA 2.08 A 50 mA 4781 mA 87
1500uF
CHB50-24S33
18-36 VDC
3.3 VDC 0 mA 10 A 50 mA 1698 mA 81
10000uF
CHB50-24S05
18-36 VDC
5 VDC 0 mA 10 A 50 mA 2450 mA 85
10000uF
CHB50-24S12
18-36 VDC
12 VDC 0 mA 4.16 A 50 mA 2363 mA 88
10000uF
CHB50-24S15
18-36 VDC
15 VDC 0 mA 3.33 A 50 mA 2363 mA 88
4000uF
CHB50-24S24
18-36 VDC
24 VDC 0 mA 2.08 A 50 mA 2363 mA 88
2000uF
CHB50-48S33
36-75 VDC
3.3 VDC 0 mA 10 A 50 mA 848 mA 81
10000uF
CHB50-48S05
36-75 VDC
5 VDC 0 mA 10 A 50 mA 1240 mA 84
10000uF
CHB50-48S12
36-75 VDC
12 VDC 0 mA 4.16 A 50 mA 1181 mA 88
10000uF
CHB50-48S15
36-75 VDC
15 VDC 0 mA 3.33 A 50 mA 1181 mA 88
4000uF
CHB50-48S24
36-75 VDC
24 VDC 0 mA 2.08 A 50 mA 1168 mA 89
2000uF
NOTE: 1. Nominal Input Voltage 12, 24 or 48VDC
V23
2
+SENSE (8)
TRIM (7)
-SENSE (6)
TRIM UP
TRIM DOWN
+SENSE (8)
TRIM (7)
-SENSE (6)
10K ohms
TRIMPOT
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25
℃
Unless Otherwise Noted
INPUT SPECIFICATIONS: GENRAL SPECIFICATIONS:
Input Voltage Range ....……………................. 12V .................... 9-18V
Efficiency ........................…………................................................ See Table
24V ............... 18-36V
Isolation Voltage ..................... Input/Output ……..….........… 1500VDC min.
48V ............... 36-75V
Input/Case …..………….……. 1500VDC min.
Input Surge Voltage (100ms max.) …………. 12V …......
25Vdc max.
Output/Case ……...………….. 1500VDC min.
24V ......…. 50Vdc max.
Isolation Capacitance ………………..………………………….… 1000pF typ.
48V ......... 100Vdc max.
Isolation Resistance ................................……………............... 10
7
ohm min.
Under Voltage Lockout:
Switching Frequency ....... (12/24)Vin .........………….............. 400KHz typ.
12Vin ………… power up ---->8.8V, power down --------->8V
48Vin .....
………
.
…
.
…
............... 300KHz typ.
24Vin ………… power up ---->17V, power down ------->16V
Operating Case Temperature …..
……………
..................... -40
℃
to 100
℃
48Vin ……….… power up ---->34V, power down ----->32.5V
Storage Temperature …………………………..................... -55
℃
to +105
℃
Positive Logic Remote ON/OFF (see note3&4)
Thermal Shutdown Case Temp. ……………..…….………..……. 100
℃
typ.
Input Filter ………………………………………............………... Pi Type
Humidity .................................................... 95% RH max. Non condensing
OUTPUT SPECIFICATIONS:
MTBF ……. MIL-STD-217F, GB, 25
℃
, Full Load ……..…… 1000Khrs typ.
Voltage Accuracy ............................................................... ±1.0% max.
Dimensions .............................. 2.28×2.40x0.50 inches (57.9x61.0×12.7 mm)
Transient Response: 25% Step Load Change …….............… <500µs
Case Material .................................................………………….….. Aluminum
External Trim Adj. Range …………………………………………… ±
10%
Weight …………………………………………………………………………. 88g
Ripple & Noise, 20MHz BW(see note5)
NOTE:
3.3V & 5V ……............….. 20mV RMS max.
1. Measured from high line to low line.
75mV pk-pk max.
2. Measured from full load to zero load.
12V & 15V …………......…. 30mV RMS max.
3. Logic compatibility ……... open collector ref to –Input
100mV pk-pk max.
Module on ………………………………..……..……. open circuit
24V …………………..……100mV RMS max.
Module off …..…………………………………….…….. < 0.8VDC
240mV pk-pk max.
4. Suffix "N" to the model number with negative logic remote on/off.
Temperature Coefficient ..............................................…..... ±0.03%/°C
5. Output ripple and noise measured with 10uF tantalum and 1uF ceramic
Short Circuit Protection ...........…......................................
Continuous
capacitor across output.
Line Regulation (see note1) ……...................................…. ±0.2% max.
6. Suffix “-C” to the model number with clear mounting Insert (3.2mm DIA.)
Load Regulation (see note2) ……...............….................... ±
0.2% max.
7. ON/OFF Pin is not directly applied voltage, please refer to remote on / off
Over Voltage Protection Trip Range, % Vo nom. ................. 115-140%
control circuit.
Current Limit ........................................ 110% ~150% Nominal Output
Start up time …………………………….…………..……..…... 5ms typ.
6
Trim
+Sense
+Vout
9
7
8
BOTTOM VIEW
M3*0.5 Through 4pl.
Function
ON/OFF
CASE
-Vin
-Vout
-Sense
+Vin
3
4
5
Pin
1
2
Mounting Inserts
Millimeters: X.X= ±0.5 , X.XX=±0.25
All Dimensions In Inches(mm)
CASE HB
Tolerances Inches: X.XX= ±0.02 , X.XXX= ±0.010
REMOTE ON/OFF CONTROL
EXTERNAL OUTPUT TRIM
ON/OFF (2)
-VIN (4)
HIGH SIGNAL HERE
DISABLE OUTPUT