CHB75 SERIES 37.5 TO 75 WATT WIDE INPUT DC-DC CONVERTERS SINGLE OUTPUT FEATURES * 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 INPUT OUTPUT NUMBER VOLTAGE VOLTAGE OUTPUT CURRENT MIN. MAX. INPUT CURRENT Capacitor NO LOAD FULL LOAD EFF. Load max. CHB75-12S25 9 -18 VDC 2.5 VDC 0 mA 15 A 50 mA 4110 mA 76 10000uF CHB75-12S33 9 -18 VDC 3.3 VDC 0 mA 15 A 50 mA 5290 mA 78 10000uF CHB75-12S05 9 -18 VDC 5 VDC 0 mA 15 A 50 mA 7530 mA 83 10000uF CHB75-12S12 9 -18 VDC 12 VDC 0 mA 6.25 A 50 mA 7183 mA 87 10000uF CHB75-12S15 9 -18 VDC 15 VDC 0 mA 5A 50 mA 7267 mA 86 4000uF CHB75-12S24 9 -18 VDC 24 VDC 0 mA 3.13 A 50 mA 7183 mA 87 2000uF CHB75-24S25 18-36 VDC 2.5 VDC 0 mA 15 A 50 mA 2029 mA 77 10000uF CHB75-24S33 18-36 VDC 3.3 VDC 0 mA 15 A 50 mA 2578 mA 80 10000uF CHB75-24S05 18-36 VDC 5 VDC 0 mA 15 A 50 mA 3720 mA 84 10000uF CHB75-24S12 18-36 VDC 12 VDC 0 mA 6.25 A 50 mA 3551 mA 88 10000uF CHB75-24S15 18-36 VDC 15 VDC 0 mA 5A 50 mA 3551 mA 88 4000uF CHB75-24S24 18-36 VDC 24 VDC 0 mA 3.13 A 50 mA 3551 mA 88 2000uF CHB75-48S25 36-75 VDC 2.5 VDC 0 mA 15 A 50 mA 1015 mA 77 10000uF CHB75-48S33 36-75 VDC 3.3 VDC 0 mA 15 A 50 mA 1273 mA 81 10000uF CHB75-48S05 36-75 VDC 5 VDC 0 mA 15 A 50 mA 1860 mA 84 10000uF CHB75-48S12 36-75 VDC 12 VDC 0 mA 6.25 A 50 mA 1755 mA 89 10000uF CHB75-48S15 36-75 VDC 15 VDC 0 mA 5A 50 mA 1775 mA 88 4000uF CHB75-48S24 36-75 VDC 24 VDC 0 mA 3.13 A 50 mA 1755 mA 89 2000uF NOTE: 1. Nominal Input Voltage 12, 24 or 48VDC 1 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 Resistance ............................................................... 10 ohm min. 48V ............. 100Vdc max Isolation Capacitance ...................................................... 1000pF Typ. Switching Frequency ....... (12/24)Vin ........................... 400KHz, Typ. 7 Undervoltage lockout : 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 note 3 & 4 ) Input Filter ................................................................. PI Type Thermal Shutdown, Case Temp. .................................... 100 Typ. Humidity .................................................... 95% RH max. Non condensing OUTPUT SPECIFICATIONS: MTBF .......... MIL-STD-217F, GB, 25, Full Load ............ 1000khrs Typ. Voltage Accuracy: .............................................................. 1.0% max. Transient Response:25% Step Load Change .................... <500u sec. External Trim Adj. Range ................................................. 10 % Dimensions ........................ 2.28x2.40x0.50 inches (57.9x61.0x12.7 mm) Case Material .................................................................... Aluminum Weight ................................................................................ 92g Ripple & Noise, 20MHz BW(see note 5) NOTE: 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. 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.) 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 Mounting Inserts M3*0.5 Through 4pl. BOTTOM VIEW Pin 1 2 3 4 5 6 7 8 9 REMOTE ON/OFF CONTROL Function +Vin ON/OFF CASE -Vin -Vout -Sense Trim +Sense +Vout EXTERNAL OUTPUT TRIM +SENSE (8) ON/OFF (2) +SENSE (8) TRIM DOWN HIGH SIGNAL HERE DISABLE OUTPUT TRIM (7) -VIN (4) TRIM (7) TRIM UP 2 -SENSE (6) -SENSE (6) 10K ohms TRIMPOT