NON-ISOLATED DC/DC CONVERTERS 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 xRP1-20E1A0 RoHS Compliant Rev. I • Non-Isolated • Wide Output Trim Range • High Efficiency • Output Over-Voltage Shutdown • Fixed Switching Frequency • OCP/SCP • Low Cost • Low Output Ripple • Excellent Thermal Performance • Power Good Signal • Wide Input Voltage Range • Remote On/Off Description The xRP1-20E1A0 is a non-isolated dc/dc converter that operates over a wide range of input voltage (Vin = 4.5 Vdc ~ 13.8 Vdc). This unit can provide a precisely regulated output voltage from 0.591 Vdc to 5.1 Vdc and can deliver up to 20 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 Model Number Active High 100 W Typical Efficiency (Vo=5.0 Vdc） 94% 0.591 Vdc - 5.1 Vdc 4.5 Vdc - 13.8 Vdc 20 A 0.591 Vdc - 5.1 Vdc 4.5 Vdc - 13.8 Vdc 20 A 100 W 94% 0RP1-20E1A0 VRP1-20E1A0 Notes: 1. The part number first letter “V” indicate Vertical mount and “0” indicate Horizontal mount. 2. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers. 3. 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 -40 °C - 125 °C Min Typ Max 4.5 V 1.3*Vo 12 V 12 V 13.8 V 13.8 V Input Current (full load) - - 20 A Input Current (No load) - 150 mA 300 mA Notes Input Specifications Parameter Notes Input Voltage Vo﹤ 3.45 V Vo ≥ 3.45 V Remote Off Input Current - 50 mA - Input Reflected Ripple Current (pk-pk) - 50 mA 100 mA Input Reflected Ripple Current (rms) - 20 mA 40 mA - - 1A s 2 I t Inrush Current Transient An input line fuse must always be used. Use a 1000uF AL-Cap on the input. 2 Turn-on Voltage Threshold - 4.2 V - Turn-off Voltage Threshold - 3.9 V - A 30.1K resistor is connected from Enable to Vin 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 Output Specifications Parameter Output Voltage Set Point Accuracy Min -1.5 % Vo Typ - Max +1.5 % Vo Load Regulation - - 1% Vo Line Regulation Regulation Over Temperature (0 °C to +70 °C) Output Current - - 0.5% Vo - - 1% Vo 0A - 20 A Current Limit Threshold - 150% Iomax - Output Ripple and Noise (pk-pk) - 40 mV 80 mV Output Ripple and Noise (rms) - 20 mV 40 mV 2 - 1A s 3A s Turn On Time - 2 mS 10 mS Output Capacitance Test conditions: 0-20MHz BW, with a 1µF ceramic capacitor and a 10uF Tantalum cap at output. 2 Short Circuit Surge Transient Overshoot at Turn on and off Notes Vin=12 V, Iout=half load - - 5% 0 uF - 1000 uF Transient Response 50% ~ 75% Max Load Settling Time VO=All 75% ~ 50% Max Load Settling Time - 200 mV 300 mV - - 50 uS - 200 mV 300 mV - - 50 uS Test conditions: di/dt = 2.5 A/uS; Vin =12 V; with 10 uF tantalum cap and 1 uF ceramic at the output, Ta=25 °C Note: All specifications are typical at 25 °C unless otherwise stated. General Specifications Parameter Min Typ Max - 94% 92% 90% 85% 70% - - 500 kHz - Notes Efficiency Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.5 V Vo=0.591 V Switching Frequency Output Voltage Trim Range Remote Sense Compensation 0.591 V - 5.1 V - - 0.2 V MTBF Measured at Vin=12 V, full load. Vin=12 V, Io=full load. Calculated Per Bell Core SR-332 (IO = 80%Iomax; Vin=12 V; Ta = 25 °C) TBD Dimensions Inches (L × W × H) Millimeters (L × W × H) 1.45 x 0.61 x 0.40 36.83 x 15.49 x 10.15 VRP1-20E1A0 Inches (L × W × H) Millimeters (L × W × H) 1.45 x 0.61 x 0.50 36.83 x 15.49 x 12.69 0RP1-20E1A0 Dimensions Weight - 9.7 g - 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 Control Specifications Parameter Min Typ Max Notes Remote On/Off (Active High) Signal Low (Unit Off) -0.3 V - 0.4 V Signal High (Unit On) 2V - 5.5 V PwGood = High = Power Good 2.4 V - 6V - - 2 mA PwGood = Low = Power Not Good 0V - 0.35 V - - 5 mA Remote On/Off pin is open, unit is off. PwGood (PowerGood) Output Trim Equation The Rtrim resistor should be connected between the Trim pin and GND pin. Vout R trim 1 . 182 ⎡ = ⎢ ⎣ Vo − 0 . 591 ⎤ ⎥⎦ kΩ Sense Module trim Rtrim GND 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 Efficiency Data Module 5V 100.0% 98.0% efficiency 96.0% 94.0% 92.0% 7V 12V 14V 90.0% 88.0% 86.0% 84.0% 82.0% 80.0% 0.0 2.0 5.0 10.1 15.0 20.00 output current Module 2.5V 100.0% efficiency 95.0% 90.0% 4.5V 12V 14V 85.0% 80.0% 75.0% 70.0% 0.0 2.0 5.0 10.0 output current 15.0 20.0 efficiency Module 0.591V 90.0% 85.0% 80.0% 75.0% 70.0% 65.0% 60.0% 55.0% 50.0% 45.0% 40.0% 0.0 4.5V 12V 14V 2.0 5.0 10.0 15.0 20.0 output current 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 Thermal Derating Curves Vout=0.591V Vout=1.2 V Vout=2.5 V Vout=3.3 V Vout=5 V 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Apr. 16, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Ripple and Noise Waveforms 12 Vdc input, 0.591 Vdc output 12 Vdc input, 2.5 Vdcoutput 12 Vdc input, 5 Vdc output Note: Ripple and noise at full load, 0-20 MHz BW, with a 10 uF tantalum cap and a 1 uF ceramic cap, 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Apr. 16, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Transient Response Waveforms Vout= 2.5 V 50%-75% Load Transients Vout= 5 V 50%-75% Load Transients Vout=2.5 V 75%-50% Load Transients Vout=5 V 75%-50% Load Transients Note: Transient response at di/dt = 2.5 A/uS, with 1 uF ceramic capacitor 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 4.5 Vdc - 13.8 Vdc Input Apr. 16, 2010 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Mechanical Outline VRP1-20E1A0 Pin Connections Pin Function 1 2 3 4 5 6 7 8 Vout Trim GND PwGOOD Enable Vin Sense+ Sense- 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Apr. 16, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Mechanical Outline (continued) 0RP1-20E1A0 . Pin Connections Pin Function 1 2 3 4 5 6 7 8 9 10 Vout Trim GND PwGOOD Enable Vin Sense+ SenseMech Support(Ground) Mech Support(Ground) 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 4.5 Vdc - 13.8 Vdc Input 0.591 Vdc - 5.1 Vdc/20 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Apr. 16, 2010 Revision History Date Revision 2010-4-16 I Changes Detail Approval Add part number 0RP1-20E1A0 Jack Fan RoHS Compliance Complies with the European Directive 2002/95/EC, calling for the elimination of lead and other hazardous substances from electronic products. ©2010 Bel Fuse Inc. Specifications subject to change without notice. 041610 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