NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input xRP2-50E1A0 0.6 Vdc - 5.0 Vdc/50 A Output RoHS Compliant Rev.E • Non-Isolated • Output Over-Voltage Shutdown • High Efficiency • OCP/SCP • Fixed Switching Frequency • Low Output Ripple • Low Cost • Power Good Signal • Remote On/Off • Excellent Thermal Performance • Wide Input Voltage Range • Wide Output Trim Range Description The xRP2-50E1A0 is a non-isolated dc/dc converter that operates over a wide range of input voltage (Vin = 5 Vdc - 13.8 Vdc). This unit can provide a precisely regulated output voltage from 0.6 Vdc to 5.0 Vdc and can deliver up to 50 A of output current. This unit is designed to be highly efficient and low cost. The converter is provided in an industry standard package. Part Selection Output Voltage Input Voltage Max. Output Current Max. Output Power 0.6 V - 5.0 V 5.0 V - 13.8 V 50 A 250 W Typical Efficiency (Vo=1.8 Vdc） 86% Part Number Horizontal Mount Part Number Vertical Mount 0RP2-50E1A0 VRP2-50E1A0 Notes: 1. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers. 2. Add “G” suffix at the end of the model numbers listed above to indicate “Tray Packaging”. Absolute Maximum Ratings Parameter Input Voltage (continuous) Min -0.3 V Typ - Max 15 V Output Enable Terminal Voltage -0.3 V - 15 V Ambient Temperature 0 °C - 70 °C Storage Temperature -55 °C - 125 °C Min Typ Max 5V 1.8*Vo 12 V 12 V 13.8 V 13.8 V Input Current (full load) - - 38 A Input Reflected Ripple Current (pk-pk) - 35 mA - Input Reflected Ripple Current (rms) - 10 mA - I t Inrush Current Transient - - 1A s Turn-on Voltage Threshold 4.4 V 4.6 V 4.8 V Under Voltage Threshold 4.0 V 4.3 V 4.6 V Notes Input Specifications Parameter Notes Input Voltage Vo≤ 2.8 V Vo > 2.8 V 2 With simulated source impedance of 1 uH, 5 Hz to 20 MHz. Use a 1000 uF/16 V electrolytic capacitor with ESR=0.1 ohm max, at 100 kHz at 25°C. 2 Note: All specifications are typical at 25 °C unless otherwise stated. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Output Specifications Parameter Min Typ Max Output Voltage Set Point Accuracy Vo≥1 V Vo＜1 V -1.5 % Vo -10 mV - +1.5 % Vo +10 mV Vo≥2.5 V Vo＜2.5 V - - 0.6% Vo 12 mV Vo≥2.5 V Vo＜2.5 V - - 0.3% Vo 9 mV - - 0.02% Vo/C 0A - 50 A 105% Io 130% Io 180% Io Output Ripple and Noise (pk-pk) Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.5 V Vo=1.0 V Vo=0.6 V - - 110 mV 100 mV 100 mV 80 mV 60 mV 60 mV Output Ripple and Noise (rms) Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.5 V Vo=1.0 V Vo=0.6 V - - 35 mV 35 mV 35 mV 30 mV 25 mV 25 mV Turn On Time - - 10 mS Rise Time - - 3 mS Overshoot at Turn on and off - - 0.5% 0 uF - 4700 uF Notes Vin=Vinmin, Io=Iomax Load Regulation Line Regulation Regulation Over Temperature (0 °C to +70 °C) Output Current Current Limit Threshold Output Capacitance ESR≥1 mΩ Test conditions: 0-20MHz BW, with a 1µF ceramic capacitor and a 10 uF Tantalum cap at output. Transient Response 50% ~ 100% Max Load Settling Time 100% ~ 50% Max Load Settling Time VO=All - - 300 mV - - 100 uS - - 300 mV - - 100 uS Test conditions: di/dt = 10 A/uS; Vin =12 V; Co=0 uF. Note: All specifications are typical at nominal input, full load at 25°C unless noted. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output General Specifications Parameter Min Typ Max - 93% 91% 88% 86% 84% 82% 75% 68% 330 kHz - Notes Efficiency Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.8 V Vo=1.5 V Vo=1.2 V Vo=1.0 V Vo=0.6 V Switching Frequency Output Voltage Trim Range Over Voltage Protection 0.6 V - 5V 110% Vo,set 115%Vo,set 130%Vo,set MTBF Calculated Per Bell Core SR332 (IO =40 A, Vo=1.92 V; Vin=12 V; Ta = 25 °C, 100LFM forced air flow.) 3,361,100 hours Dimensions (horizontal mount) Inches (L × W × H) Millimeters (L × W × H) 1.45 x 1.1 x 0.783 36.83 x 27.94 x 19.9 Dimensions (vertical mount) Inches (L × W × H) Millimeters (L × W × H) 1.45 x 1.1 x 0.743 36.83 x 27.94 x 18.87 Weight - 28.5 g Trim pin is open, Vo = 0.6 V. Vin=12 V, Io=full load. - Note: All specifications are typical at 25 °C unless otherwise stated. Control Specifications Parameter Min Typ Max Signal Low (Unit Off) -0.3 V - 0.8 V Signal High (Unit On) 2V - Vin,max Current Source/Sink 0 mA - 3.3 mA Notes Remote On/Off (Active High) Remote On/Off pin is open, unit is off. PwGood (PowerGood) PwGood = High = Power Good 2.4 V - 5.25 V - - 2 mA PwGood = Low = Power Not Good 0V - 0.4 V - - 4 mA Output Trim Equation The Trim resistor should be connected between the Trim+ pin and Trim- pin. Vout R trim 1 .2 = ( KΩ ) Vo − 0 . 6 Module Trim+ Rtrim Trim– Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Efficiency Data Efficiency Curve Vo=1.2 V 85.0% 95.0% 80.0% 90.0% 75.0% 5V 12 V 70.0% 65.0% Efficiency Efficiency Efficiency Curve Vo=0.6 V 13.8 V 60.0% 12 V 75.0% 13.8 V 65.0% 50.0% 60.0% 5 12.5 25 37.5 50 5 12.5 25 37.5 Output Current (A) Output Current (A) Efficiency Curve Vo=1.8 V Efficiency Curve Vo=2.5 V 95.0% 100.0% 90.0% 95.0% 85.0% 5V 12 V 80.0% 75.0% Efficiency Efficiency 5V 80.0% 70.0% 55.0% 13.8 V 50 90.0% 5V 85.0% 12 V 80.0% 70.0% 75.0% 65.0% 70.0% 13.8 V 65.0% 60.0% 5 12.5 25 37.5 50 5 12.5 25 37.5 Output Current (A) Output Current (A) Efficiency Curve Vo=3.3 V Efficiency Curve Vo=5.0 V 100.0% 100.0% 95.0% 95.0% 90.0% 6V 85.0% 12 V 80.0% Efficiency Efficiency 85.0% 50 90.0% 9V 85.0% 12 V 80.0% 13.8 V 13.8 V 75.0% 75.0% 70.0% 70.0% 65.0% 65.0% 5 12.5 25 37.5 Output Current (A) 50 5 12.5 25 37.5 50 Output Current (A) Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Thermal Derating Curve Vin=12 V, Vo=0.6 V Vin=12 V, Vo=1.8 V Vin=12 V, Vo=3.3 V Vin=12 V, Vo=1.2 V Vin=12 V, Vo=2.5 V Vin=12 V, Vo=5.0 V Note: Maximum junction temperature of semiconductors derated to 120C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Ripple and Noise Waveforms 12 Vdc input, 0.6 Vdc/50 A output 12 Vdc input, 1.2 Vdc/50 A output 12 Vdc input, 1.8 Vdc/50 A output 12 Vdc input, 2.5 Vdc/50 A output 12 Vdc input, 3.3 Vdc/50 A output 12 Vdc input, 5.0 Vdc/50 A output Note: Ripple and noise at full load, 0-20 MHz BW, with a 10 uF and a 1uF ceramic cap at the output, and Ta=25 deg C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Transient Response Waveforms Vout= 0.6 V 0%-50% Load Transient Vout=0.6 V 50%-0% Load Transient Vout=1.2 V 0%-50% Load Transient Vout=1.2 V 50%-0% Load Transient Vout=1.8 V 0%-50% Load Transient Vout=1.8 V 50%-0% Load Transient Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Transient Response Waveforms (continued) Vout= 2.5 V 0%-50% Load Transient Vout=2.5 V 50%-0% Load Transient Vout=3.3 V 0%-50% Load Transient Vout=3.3 V 50%-0% Load Transient Vout=5 V 0%-50% Load Transient Vout=5 V 50%-0% Load Transient Note: Transient response at di/dt = 10 A/uS, with extemal electrolytic cap 4700 uF, and Ta=25 deg C. . Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Mechanical Outline 0RP2-50E1A0 Pin Connections Pin Function Pin Function 1 2 3 4 5 6 7 8 Vout Vout Vout 9 10 11 12 13 14 15 PwGOOD SenseSense+ Vin Vin GND GND GND GND Enable TrimTrim+ Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 5 Vdc - 13.8 Vdc Input 0.6 Vdc - 5.0 Vdc/50 A Output Mechanical Outline (continued) VRP2-50E1A0 Pin Connections Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Function Vout Vout Vout GND GND Enable TrimTrim+ PwGOOD SenseSense+ Vin Vin GND GND RoHS Compliance Complies with the European Directive 2002/95/EC, calling for the elimination of lead and other hazardous substances from electronic products. ©2007 Bel Fuse Inc. Specifications subject to change without notice. 080307 CORPORATE FAR EAST EUROPE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com Bel Fuse Ltd. 8F/ 8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel 852-2328-5515 Fax 852-2352-3706 www.belfuse.com Bel Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Suite G7, Preston Lancashire, PR1 8UD, U.K. Tel 44-1772-556601 Fax 44-1772-888366 www.belfuse.com