V13 CFB400W SERIES 400W WATTS 4:1 INPUT DC-DC CONVERTERS SINGLE OUTPUT FEATURES * 400W Isolated Output * Efficiency to 90% * Fixed Switching Frequency * Input Under Voltage Protection * Over Temperature Protection * Over Voltage/Current Protection * Remote On/Off * Full-Brick Size Meet Industry Standard * Fully Isolated 1500VDC * Without Tantalum Capacitor Inside * UL60950-1 Approval CAPACITIVE (%) EFF. OUTPUT CURRENT INPUT CURRENT MODEL INPUT OUTPUT LOAD MAX. NUMBER VOLTAGE VOLTAGE (2) (3) (4, 5, 6) MIN. MAX. NO LOAD FULL LOAD CFB400W-24S05 9-36 VDC 5 VDC 0 mA 80 A 600 mA 19.05 A 86.5 87.5 10000uF CFB400W-24S12 9-36 VDC 12 VDC 0 mA 33.3 A 120 mA 19.36 A 85 86 10000uF CFB400W-24S24 9-36 VDC 24 VDC 0 mA 16.7 A 120 mA 19.19 A 88 87 4700uF CFB400W-24S28 9-36 VDC 28 VDC 0 mA 14.3 A 120 mA 19.18 A 86.5 87 4700uF CFB400W-24S48 9-36 VDC 48 VDC 0 mA 8.3 A 120 mA 19.19 A 85.5 86.5 2200uF CFB400W-48S05 18-75 VDC 5 VDC 0 mA 80 A 300 mA 9.36 A 88.5 89 10000uF CFB400W-48S12 18-75 VDC 12 VDC 0 mA 33.3 A 60 mA 9.41 A 88.5 88.5 10000uF CFB400W-48S24 18-75 VDC 24 VDC 0 mA 16.7 A 60 mA 9.28 A 90 90 4700uF CFB400W-48S28 18-75 VDC 28 VDC 0 mA 14.3A 60 mA 9.27 A 90.5 90 4700uF CFB400W-48S48 18-75 VDC 48 VDC 0 mA 8.3 A 60 mA 9.27 A 88 89.5 2200uF NOTE: 1. Nominal Input Voltage 24, 48 VDC. 2. Measured at 12VDC for 24Vin, 24VDC for 48Vin. 3. Measured at Nominal Input Voltage. 4. The output terminal of 12V, 24V, 28V Vout models required a minimum capacitor 330uF to maintain specified regulation. 5. The output terminal of 5Vout models required a minimum capacitor 680uF to maintain specified regulation. 6. The output terminal of 48Vout models required a minimum capacitor 100uF to maintain specified regulation. 1 V13 SPECIFICATIONS All Specifications Typical At Nominal Line, Full Load, and 25 Unless Otherwise Noted INPUT SPECIFICATIONS: GENERAL SPECIFICATIONS: Input Voltage Range ................. 24V ............................ 9-36V Efficiency .................................................................... See Table 48V ............... 18-75V Isolation Voltage ..................... Input/Output ........ 1500VDC min. Under Voltage Lockout .... 24Vin power up ...... 8.5V Input/Case .............. 1500VDC min. 24Vin power down .. 7.5V Output/Case .... 1500VDC min. 7 48Vin power up ...... 17V Isolation Resistance .............................................. 10 ohm min. 48Vin power down .. 15V Isolation Capacitance 4000pF typ. Input Over Voltage Protection .. 24Vin Turn off 42V, Turn on ... 40V Switching Frequency ......................... 230KHz typ. 48Vin Turn off 83V, Turn on 80V Operating Case Temperature ............ -40 to 100 Opto Isolated Remote On/Off (note6) Storage Temperature ..................... -55 to +110 Input Filter ...... LC Type Thermal Shutdown Case Temp.... 110 typ. Humidity .................................................... 95% RH max. Non condensing OUTPUT SPECIFICATIONS: MTBF . MIL-HDBK-217F, GB, 25, Full Load 340Khrs typ. Voltage Accuracy .................................................... 1.0% max. Transient Response: 25% Step Load Change ... <500s Dimensions ....................... 4.602.40x0.50 inches (116.8x61.012.7 mm) External Trim Adj. Range ... 80-110% Case Material ..................... Aluminum Baseplate with Plastic Case Load Share Accuracy 10% at 50% to 100% Full Load Weight 220g Auxiliary Output Voltage/Current .. 103Vdc/20mA max. NOTE : Ripple & Noise, 20MHz BW (note3) 1. Measured from high line to low line. 5V ...... 40mV RMS max., 100mV pk-pk max. 2. Measured from full load to zero load. 12V ..... 60mV RMS max., 120mV pk-pk max. 3. Output ripple and noise measured with 10uF tantalum and 1uF 24V ... 100mV RMS max., 240mV pk-pk max. ceramic capacitor across output. 28V ... 100mV RMS max., 280mV pk-pk max. 4. The output adjustment circuit and trim equations show as figure1 and 48V ... 120mV RMS max., 480mV pk-pk max. figure2. Temperature Coefficient ...................................... 0.03%/ C max. 5. An external input capacitor 1000uF for 24Vin or 330uF for 48Vin Short Circuit Protection .................................. Continuous models are recommended to reduce input ripple voltage. 6. Standard model is negative logic , suffix P to the model number with Line Regulation (note1) .................... 0.2% max. Load Regulation (note2) ................ 0.5% max. positive logic. (refer application note) Over Voltage Protection Trip Range, % Vo nom.................... 115-140% 7. If the remote sense feature is not to be used, the +sense pin should be Current Limit ...................... 110%-150% Nominal Output connected to the +Vout pin and the sense pin should be connected Start up time .. 120ms typ. to the -Vout pin. (refer application note) CASE FB All Dimensions In Inches(mm) Pin DIA Tolerances Inches: .XX0.02 .XXX0.010 0.004 Millimeters: .X0.5 .XX0.25 0.1 4.099 104.11 3.949 100.30 3.799 96.49 3.649 92.68 3.499 88.87 PIN CONNECTIONS 3.349 85.06 PIN NUMBER FUNCTION 1 -V Input 10 2 +V Input -Vo 1 9 -Vin -Vo 3 -On/Off 8 -Vo 2 4 +On/Off +Vin - 7 5 - 7 +V Output +Vo 3 4 6 8 - 10 -V Output + +Vo 5 +Vo 11 -S 12 +S 0.199 5.05 13 TRIM 4.20 106.7 Mounting Inserts 14 PC/NC 3.5 Through 4Pl. 15 IOG 16 AUX 4.60 116.8 The output voltage can be determined by Output Voltage = TRIM below equations: Terminal Voltage * Nominal Rt 33 Output Voltage 1.24 ( ) Rt + 33 Vf = Rt 33 7.68 + Rt + 33 Fig.2 The schematic of Vout = (Vo +VR) Vf output voltage adjusted by Unit: K using external DC voltage. Vo: Nominal Output Voltage Rt=6.8K Fig.1 The schematic of output voltage adjusted by using external resistor and/or variable resistor. 2 1.701 43.20 1.301 33.04 0.901 22.88 0.22 5.5 0.751 19.07 0.50 12.7 ON/OFF 16 AUX 15 IOG 14 PC/NC 13 TRIM 12 +S 11 -S 0.400 10.16 0.900 22.86 0.501 12.72 1.400 35.56 0.20 5.1 2.00 50.8 2.251 57.17 2.40 61.0