V11 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 * CE Mark Meets 2004/108/EC CAPACITIVE (%) EFF. OUTPUT CURRENT INPUT CURRENT MODEL INPUT OUTPUT LOAD MAX. NUMBER VOLTAGE VOLTAGE (2) (3) MIN. MAX. NO LOAD FULL LOAD (4, 5, 6) CFB400W-24S05 9-36 VDC 5 VDC 0 mA 80 A 600 mA 86.5 87.5 10000uF 19.05 A 19.36 A CFB400W-24S12 9-36 VDC 12 VDC 0 mA 33.3 A 120 mA 85 86 10000uF 19.19 A CFB400W-24S24 9-36 VDC 24 VDC 0 mA 16.7 A 120 mA 88 87 4700uF 19.18 A CFB400W-24S28 9-36 VDC 28 VDC 0 mA 14.3 A 120 mA 86.5 87 4700uF CFB400W-24S48 9-36 VDC 48 VDC 0 mA 8.3 A 120 mA 85.5 86.5 2200uF 19.19 A CFB400W-48S05 18-75 VDC 5 VDC 0 mA 80 A 300 mA 88.5 89 10000uF 9.36 A 9.41 A CFB400W-48S12 18-75 VDC 12 VDC 0 mA 33.3 A 60 mA 88.5 88.5 10000uF 9.28 A CFB400W-48S24 18-75 VDC 24 VDC 0 mA 16.7 A 60 mA 90 90 4700uF 9.27 A CFB400W-48S28 18-75 VDC 28 VDC 0 mA 14.3A 60 mA 90.5 90 4700uF CFB400W-48S48 18-75 VDC 48 VDC 0 mA 8.3 A 60 mA 88 89.5 2200uF 9.27 A 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 V11 SPECIFICATIONS All Specifications Typical At Nominal Line, Full Load, and 25℃ Unless Otherwise Noted INPUT SPECIFICATIONS: GENERAL SPECIFICATIONS: Efficiency .................…..................................……..........…....... See Table Input Voltage Range ....……………............. 24V ............................ 9-36V Isolation Voltage ..................... Input/Output ....………..….. 1500VDC min. 48V ………............... 18-75V Input/Case .…...........…….. 1500VDC min. Under Voltage Lockout ………..….. 24Vin power up ….…..……..…. 8.5V Output/Case ………....…… 1500VDC min. 24Vin power down ………….…. 7.5V 7 Isolation Resistance .............................…............………..... 10 ohm min. 48Vin power up …….…...….…. 17V Isolation Capacitance …………………………………………… 4000pF typ. 48Vin power down …………..… 15V Switching Frequency ....................…………….……....……… 230KHz typ. Input Over Voltage Protection ….. 24Vin Turn off … 42V, Turn on ... 40V Operating Case Temperature …………………....……........ -40℃ to 100℃ 48Vin Turn off … 83V, Turn on … 80V Storage Temperature ……….………....…....……............ -55℃ to +110℃ Opto Isolated Remote ON/OFF (note6) Thermal Shutdown Case Temp. .……….………………..……. 110℃ typ. Input Filter …………………………………………………...……... LC Type Humidity .................................................... 95% RH max. Non condensing OUTPUT SPECIFICATIONS: Voltage Accuracy ........................................…………............ ±1.5% max. MTBF ………. MIL-HDBK-217F, GB, 25℃, Full Load ……… 340Khrs typ. Transient Response: 25% Step Load Change .……………..…… <500µs Dimensions ..................... 4.60×2.40x0.50 inches (116.8x61.0×12.7 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 …………….…… 10±3Vdc/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 5. An external input capacitor 1000uF for 24Vin or 330uF for 48Vin Short Circuit Protection .........………………......................... Continuous models are recommended to reduce input ripple voltage. Line Regulation (note1) ……………….………..................…. ±0.2% max. 6. Standard model is negative logic , suffix “P” to the model number with 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: .XX±0.02 .XXX±0.010 ±0.004 Millimeters: .X±0.5 .XX±0.25 ±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 -Vin 10 -Vo 2 +Vin 1 9 -Vin -Vo 3 -ON/OFF 8 2 -Vo 4 +ON/OFF +Vin - 7 5 - 7 +Vo 3 +Vo 4 6 8 - 10 -Vo + +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: KΩ using external DC voltage. Vo: Nominal Output Voltage Rt=6.8KΩ Fig.1 The schematic of output voltage adjusted by using external resistor and/or variable resistor. 2 1.701[13.20] 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]