V24 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 * Safety Meets IEC/EN/UL60950-1 * UL60950-1 Approval OUTPUT CURRENT INPUT CURRENT CAPACITOR MODEL INPUT OUTPUT NUMBER VOLTAGE VOLTAGE EFF. LOAD MAX. MIN. MAX. NO LOAD FULL LOAD 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 1 V24 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. 7 48V ......... 100Vdc max. Isolation Resistance ............................................... 10 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 Thermal Shutdown Case Temp..... 100 typ. Positive Logic Remote On/Off (note3&4) Input Filter ............... Pi Type Humidity .................................................... 95% RH max. Non condensing MTBF . MIL-HDBK-217F, GB, 25, Full Load .. 1000Khrs typ. OUTPUT SPECIFICATIONS: Voltage Accuracy ............................................................... 1.0% max. Dimensions ............................. 2.28 2.40x0.50 inches (57.9x61.012.7 mm) Transient Response: 25% Step Load Change ............. <500s 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 to < 0.8VDC 240mV pk-pk max. 4. Suffix to the model number with negative logic remote on/off. 5. Output ripple and noise measured with 10uF tantalum and 1uF ceramic Temperature Coefficient ............................................. 0.03%/ C max. Short Circuit Protection ................................................. Continuous capacitor across output. 6. Suffix -C to the model number with clear mounting Insert (3.2mm DIA.) Line Regulation (note1) .................................... 0.2% max. 7. ON/OFF Pin is not directly applied voltage, please refer to remote on / off Load Regulation (note2) ................................... 0.2% max. Over Voltage Protection Trip Range, % Vo nom................ 115-140% control circuit. 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 0.18 min. 4.6 0.50 Mounting Inserts 12.7 M3*0.5 Through 4pl. 2*R1.50 Pin Function +V Input 1 2 On/Off 3 CASE -V Input 4 BOTTOM VIEW 5 -V Output -Sense 6 7 Trim 8 +Sense +V Output 9 1.90 48.3 2.28 57.9 EXTERNAL OUTPUT TRIM REMOTE ON/OFF CONTROL +SENSE (8) +SENSE (8) ON/OFF (2) TRIM DOWN 10K ohms HIGH SIGNAL HERE TRIM (7) TRIM (7) TRIMPOT DISABLE OUTPUT TRIM UP -VIN (4) -SENSE (6) -SENSE (6) 2 2.40 61.0 2.00 50.8 1.400 35.56 0.600 15.24 0.040 7-Pl. 1.02 0.080 2-Pl. 2.03