E R I E S Specifications CHB75W Features 37.5W-75W Isolated Output Efficiency to 84% 300KHz Switching Frequency 4 : 1 Input Range • • • • GENERAL SPECIFICATIONS: Input Voltage Range........................................................48V............18-75V Undervoltage lockout .............................. 48Vin power up..................17V power down ................16V Positive Logic Remote ON/OFF 3.4 Input Filter ......................................................................................... PI Type Efficiency.................................................................................. See Table Isolation Voltage ...........................Input/Output............1500VDC min. Input/Case............... 1500VDC min. Output/Case............1500VDC min. Isolation Resistance ...........................................................107 ohm min. Switching Frequency ..........................................................300KHz, Typ. Operating Case Temperature ......................................-40˚C to 100˚C Storage Temperature ................................................. -55˚C to +105˚C Thermal Shutdown, Case Temp. ..........................................100˚C Typ. Dimensions ...........................................................2.28x2.40x0.50 inches (57.9x61.0x12.7 mm) Case Material .........................................................................Aluminum Weight..................................................................................................94g OUTPUT SPECIFICATIONS: 37.5 TO 75 WATT WIDE INPUT DC-DC CONVERTERS SINGLE OUTPUT • • • • INPUT SPECIFICATIONS: Regulated Outputs Continuous Short Circuit Protection Five-Sided Metal Case Industry Standard Half-Brick Package Voltage Accuracy : ..................................................................... ±1% max. Transient Response :25% Step Load Change ..........................<500µ sec. External Trim Adj. Range ......................................................................±10% Ripple & Noise, 20MHz BW, 3.3V & 5V .......................... 40mV RMS., max. 100mV pk-pk, max. 12V & 15V .......................... 60mV RMS., max. 150mV pk-pk, max. 24V .....................................100mV RMS., max. 240mV pk-pk, max. Temperature Coefficient............................................................ ±0.03%/˚C Short Circuit Protection..............................................................Continuous Line Regulation1 ..........................................................................±0.2% max. Load Regulation2 .......................................................................±0.2% max. Over Voltage Protection trip Range, % Vo nom.........................115-140% Current Limit .................................................110% ~160% Nominal Output CHB75W S 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. CASE HB All Dimensions In Inches(mm) Tolerances Inches Millimeters .XX±.02 .X±.5 Mounting Inserts M3*0.5 Through 4pl. .XXX±.010 .XX±.25 Pin ±0.02 ±0.5 0.18 min. (4.60) 2*R1.50 BOTTOM VIEW PIN CONNECTION 4 1.40 (35.56) 2.00 (50.8) 3 6 0.60 (15.24) 7 8 2 INPUT VOLTAGE OUTPUT VOLTAGE OUTPUT CURRENT INPUT CURRENT NO LOAD FULL LOAD %EFF CASE CHB75W-48S33 18-75 VDC 3.3 VDC 15 A 50 mA 1320 mA 78 HB CHB75W-48S05 18-75 VDC 5 VDC 15 A 50 mA 1905 mA 82 HB CHB75W-48S12 18-75 VDC 12 VDC 6.25 A 50 mA 1860 mA 84 HB 2.40 (61.00) 9 1 MODEL NUMBER Pin 5 18-75 VDC 15 VDC 5A 50 mA 1860 mA 84 99 18-75 VDC 24 VDC 3.12 A 50 mA 1860 mA 84 2.28 (57.90) SIDE VIEW External Output Trim +SENSE (8) Remote ON/OFF Control RSG TRIM (7) TRIM (7) 10K ohms TRIMPOT TRIM UP -VIN (4) -SENSE (6) -SENSE (6) 100 RSG Electronic Components GmbH Sprendlinger Landstr. 115 D-63069 Offenbach/Germany Tel. +49 69 984047-0 Fax +49 69 984047-77 [email protected] www.rsg-electronic.de ■ ■ +SENSE (8) TRIM DOWN NOTE : 1. Nominal Input Voltage 48 VDC ELECTRONIC COMPONENTS +Vin ON/OFF CASE -Vin -Vout -Sense Trim +Sense +Vout 0.50 (12.70) HB HB Function 1.90 (48.25) HIGH SIGNAL HERE DISABLE OUTPUT CHB75W-48S24 (2.03) 2pl. (1.02) 7pl. ON/OFF (2) CHB75W-48S15 1. 2. 3. 4. 5. 6. 7. 8. 9. ■ Änderungen vorbehalten / subject to change without notice ■ ■ ■ All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.