CHB350-24S3V3

V15 CHB350 SERIES ︳ 231 - 350 WATT 2:1 INPUT DC-DC CONVERTERS SINGLE OUTPUT FEATURES * 231-350W Isolated Output * Efficiency to 92.5% * Fixed Switching Frequency * Input Under Voltage Protection * Over Temperature Protection * Over Voltage/Current Protection * Remote On/Off * Industry Standard Half-Brick Package * Fully Isolated 1500VDC * UL60950-1 Approval * High Power Density 123W/in3 MODEL NUMBER INPUT OUTPUT VOLTAGE VOLTAGE OUTPUT CURRENT INPUT CURRENT MIN. MAX. NO LOAD % CAPACITOR EFF. LOAD MAX. FULL LOAD CHB350-24S3V3□-X 18-36 VDC 3.3 VDC 0 mA 70 A 140 mA 10.94 A 88 10000µF CHB350-24S05□-X 18-36 VDC 5 VDC 0 mA 70 A 260 mA 16.39 A 89 10000µF CHB350-24S12□-X 18-36 VDC 12 VDC 0 mA 29.2 A 250 mA 16.13 A 90.5 10000µF CHB350-24S24□-X 18-36 VDC 24 VDC 0 mA 14.6 A 60 mA 16.40 A 89 10000µF CHB350-24S28□-X 18-36 VDC 28 VDC 0 mA 12.5 A 60 mA 16.11 A CHB350-24S48□-X 18-36 VDC 48 VDC 0 mA 7.3 A 60 mA 16.22 A 90 100-2200µF CHB350-48S3V3□-X 36-75 VDC 3.3 VDC 0 mA 70 A 90 mA 5.41 A 89 10000µF CHB350-48S05□-X 36-75 VDC 5 VDC 0 mA 70 A 130 mA 8.01 A 91 10000µF CHB350-48S12□-X 36-75 VDC 12 VDC 0 mA 29.2 A 100 mA 7.89 A 92.5 10000µF CHB350-48S24□-X 36-75 VDC 24 VDC 0 mA 14.6 A 60 mA 7.98 A 91.5 10000µF CHB350-48S28□-X 36-75 VDC 28 VDC 0 mA 12.5 A 60 mA 7.93 A 92 100-7000µF CHB350-48S48□-X 36-75 VDC 48 VDC 0 mA 7.3 A 60 mA 7.93 A 92 100-2200µF 90.5 100-7000µF(3) (3) (3) NOTE: 1. □= N or None, X can be L, I, C, IC 2. Nominal Input Voltage 24, 48VDC 3. The output terminal of 28Vout and 48Vout models required a minimum capacitor 100uF to maintain specified regulation. 1 (3) V15 SPECIFICATIONS All Specifications Typical At Nominal Line, Full Load, and 25℃ Unless Otherwise Noted INPUT SPECIFICATIONS: GENRAL SPECIFICATIONS: Input Voltage Range ..……………............ 24V ................. 18-36V 48V …………… 36-75V Input Surge Voltage (100ms max.) .…..……. 24V ............. 50Vdc max. 48V ….…… 100Vdc max. Under Voltage Lockout ………..….. 24Vin power up ….…..……..…. 17V 24Vin power down ………..…. 16V 48Vin power up …………...…. 35V 48Vin power down ………..…. 33V Positive Logic Remote On/Off (note4) Logic Compatibility ………… Open Collector ref to -Input Module on …….……. >3.5Vdc to 75Vdc or Open Circuit Module off ……..….……………………..….. 0 to < 1.2Vdc Input Filter ………………………………………………..….……... Pi Type Efficiency .................…..................................……........…....... See Table Isolation Voltage ................ Input/Output ....………..….. 1500VDC min. Input/Case, Output/Case ….. 1500VDC min. 7 Isolation Resistance .............................…..................…….... 10 ohm min. Isolation Capacitance …………………..……………………… 2000pF typ. Switching Frequency ......................... 3V3&5V ..................... 300KHz typ. 12V&24V&28V&48V …… 330KHz typ. Operating Case Temperature ..………....….....……........ -40℃ to 100℃ Storage Temperature ……….………....…....……............ -55℃ to +105℃ Thermal Shutdown Case Temp …..….…………………..……. 110℃ typ. Humidity .................................................... 95% RH max. Non condensing MTBF………. MIL-HDBK-217F, GB, 25℃, Full Load ……… 700Khrs typ. Dimensions .... Standard ..... 2.28×2.40x0.52 inches (57.9x61.0×13.2 mm) OUTPUT SPECIFICATIONS: Suffix “-L” ….……………. 2.28x2.40x0.50inches (57.9x61.0x12.7mm) Voltage Accuracy …......................................………….......... ±1.0% max. Case Material ................….....…… Aluminum Baseplate with Plastic Case Transient Response: 25% Step Load Change ……..…………… 3.5VDC to 75VDC or open circuit 5. Suffix “-C” to the model number with clear mounting Insert. (3.2mm DIA) 6. Suffix “-I” to the model number with thin input pin models (pin1 and pin4 =1.0mm). 7. Trim-up…………..connect a resistor between the trim pin and +Sense Trim-down…….….connect a resistor between the trim pin and -Sense 8. The input terminal recommend to parallel with 220uF for 48Vin and 470uF for 24Vin ESR