NON-ISOLATED DC/DC CONVERTERS 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output xRAH-01K Series RoHS Compliant Rev.A • Non-Isolated • Low Profile Package • High Efficiency • Remote On/Off • Fixed Frequency (450kHz) • Active Low/High • UL60950-1 Recognized (UL/cUL) Description The Bel xRAH-01Kxxx is a part of the low cost non-isolated dc/dc converter Power Module series. The modules use a SMD or SIP package for ease of layout and space savings. The output is closely regulated and the efficiency of 9 Vdc output module is typically 86% at full load. Part Selection Output Voltage 5V 9V 12 V Input Voltage 9 V - 18 V 9 V - 18 V 9 V - 18 V Max. Output Current 1A 1A 1A Max. Output Power 5W 9W 12 W Typical Efficiency 81% 86% 87% Part Number Surface Mount SRAH-01K50x SRAH-01K90x SRAH-01KX2x Part Number Vertical Mount VRAH-01K50x VRAH-01K90x VRAH-01KX2x Notes: 1. Add “0” suffix at the end of the model number to indicate “Tube Packaging”, and “R” for “Reel Packaging”, and “G” for “Tray Packaging”. 2. Use "0" to replace "x" in the above part number to indicate Active High, and "L" to indicate Active Low. 3. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers. Absolute Maximum Ratings Parameter Input Voltage (continuous) Remote On/Off Ambient Temperature Storage Temperature Min -0.3 V -0.3 V -40 °C -40 °C Typ - Max 24 V 24 V 85 °C 125 °C Notes Notes Input Specifications Parameter Input Voltage Remote Off Input Current Input Current (no load) Input Current (full load) Min 9V - Typ 18 mA 30 mA Max 18 V 25 mA 45 mA Vo=5 V Vo=9 V Vo=12 V - - 0.8 A 1.3 A 1.8 A Input Reflected Ripple Current (pk-pk) Vo=5 V Vo=9 V Vo=12 V - 55 mA 75 mA 95 mA 80 mA 110 mA 130 mA Input Reflected Ripple Current (rms) Vo=5 V Vo=9 V Vo=12 V - 15 mA 20 mA 30 mA 25 mA 30 mA 40 mA I t Inrush Current Transient - 0.003 A s 0.01 A s Turn-on Voltage Threshold Turn-off Voltage Threshold 8.0 V 7.2 V 8.5 V 7.6 V 8.8 V 8.2 V 2 2 With simulated source impedance of 500 nH, 5 Hz to 20 MHz; Use one 100 uF/25 V tantalum capacitor at the input. 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Output Specifications Parameter Output Voltage Set Point Min Typ Max Vo=5 V Vo=9 V Vo=12 V 4.90 V 8.82 V 11.76 V 5V 9V 12 V 5.10 V 9.18 V 12.24 V Vo=5 V Vo=9 V Vo=12 V - 8 mV 15 mV 20 mV 15 mV 25 mV 35 mV Vo=5 V Vo=9 V Vo=12 V - 15 mV 25 mV 35 mV 25 mV 45 mV 60 mV Vo=5 V Vo=9 V Vo=12 V 0.005 A 1.1 A 50 mV 70 mV 90 mV - 80 mV 100 mV 140 mV 1A 1.8 A Vo=5 V Vo=9 V Vo=12 V - 3 mV 3 mV 4 mV 5 mV 5 mV 6 mV Vo=5 V Vo=9 V Vo=12 V - 10 mV 15 mV 20 mV 15 mV 20 mV 30 mV Vo=5 V Vo=9 V Vo=12 V - 15 mV 25 mV 35 mV 25 mV 35 mV 50 mV Vo=5 V Vo=9 V Vo=12 V - 40 mV 70 mV 110 mV 70 mV 100mV 160mV Vo=5 V Vo=9 V Vo=12 V 0 uF 20 mS 30 mS 30 mS 0% - 30 mS 45 mS 45 mS 5% 47 uF - 200mV 100uS 200mV 100uS 300mV 150uS 300mV 150uS 350mV 150uS 350mV 150uS 300mV 150uS 300mV 150uS 400mV 200uS 400mV 200uS 500mV 200uS 500mV 200uS Notes Test condition: Vin=12 V, lout=full load Line Regulation Load Regulation Regulation Over Temperature (-40°C to +85 °C) Output Current Output DC Current Limit Ripple and Noise (rms) Ripple and Noise (pk-pk) Test conditions: BW = 0-20 MHz; with π filter (Co1=10 uF, L=0.47 uH, Co2=10 uF) at the output Ripple and Noise (rms) Ripple and Noise (pk-pk) Test conditions: BW = 0-20 MHz; with two 10 uF ceramic capacitors at the output. Turn On Time Overshoot at Turn on Output Capacitance Transient Response Overshoot 50% ~ 75% Max Load Settling Time Overshoot 75% ~ 50% Max Load Settling Time Overshoot 50% ~ 75% Max Load Settling Time Overshoot 75% ~ 50% Max Load Settling Time Overshoot 50% ~ 75% Max Load Settling Time Overshoot 75% ~ 50% Max Load Settling Time 5.0 V 9.0 V 12.0 V di/dt = 0.5 A/uS; Vin = 12 V; and with two 10 uF ceramic capacitors at the output Note: All specifications are typical at nominal input, full load 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output General Specifications Parameter Min Typ Max Notes 77% 82% 83% 81% 86% 87% - 400 kHz 450 kHz 480 kHz Efficiency Vo=5 V Vo=9 V Vo=12 V Switching Frequency MTBF Calculated Per Bell Core TR-332 (IO = Nominal; Ta = 25°C) 14,760,000 hours Dimensions (surface mount) Inches (L × W × H) Millimeters (L × W × H) 0.78 x 0.7 x 0.32 19.81 x 17.78 x 8.13 Dimensions (vertical) Inches (L × W × H) Millimeters (L × W × H) 0.7 x 0.308 x 0.65 17.78 x 7.82 x 16.51 Weight - 5g Measured at Vin=12 V, full load - Note: All specifications are typical at 25°C unless otherwise stated. Control Specifications Parameter Min Typ Max Signal Low (Unit On) -0.3 V - 0.4 V Signal High (Unit Off) 2.5 V - Vin Signal Low (Unit Off) -0.3 V - 0.4 V Signal High (Unit On) 2.5 V - Vin Notes Remote On/Off xRAH-01KxxL, Remote On/Off pin open, unit off. xRAH-01Kxx0, Remote On/Off pin open, unit on. 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Efficiency Data 100.0% Efficiency 80.0% 60.0% 9V 40.0% 12V 18V 20.0% 0.0% 0.100 0.250 0.500 0.750 1.000 Output current (A) x7AH-01K500 100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 9V 12V 18V 0.100 0.250 0.500 0.750 1.000 x7AH-01K900 100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 9V 12V 18V 0.100 0.250 0.500 0.750 1.000 x7AH-01KX20 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Thermal Derating Curves Vin=12 V, Vo=5 V Vin=12 V, Vo=9 V Vin=12 V, Vo=12 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Ripple and Noise Waveforms 12 Vdc input, 5 Vdc output 12 Vdc input, 9 Vdc output 12 Vdc input, 12 Vdc output Note: Ripple and noise at no load, with two 10 uF ceramic capacitors 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Transient Response Waveforms 50% to 75% load transient at 5 Vdc output 75% to 50% load transient at 5 Vdc output 50% to 75% load transient at 9 Vdc output 75% to 50% load transient at 9 Vdc output 50% to 75% load transient at 12 Vdc output 75% to 50% load transient at 12 Vdc output Note: Transient response at 12 Vdc input, di/dt=0.5 A/uS, with two 10 uF ceramic capacitors 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 9.0 Vdc - 18 Vdc Input 5 Vdc - 12 Vdc/1A Output Mechanical Outline SRAH-01Kxxx Pin Connections bel VRAH-01Kxxx Pin 1 2 3 4 5 6 7 Function On/Off Vin Ground Vout N/A N/A N/A Pin Connections bel bel Pin Function 1 On/OFF 2 Vin 3 Ground 4 Vout 5 N/A RoHS Compliance Complies with the European Directive 2002/95/EC, calling for the elimination of lead and other hazardous substances from electronic products. These parts are not however compatible with the higher temperatures associated with lead free solder processes and must be soldered using a reflow profile with a peak temperature of no more than 240 °C. ©2007 Bel Fuse Inc. Specifications subject to change without notice. 010907 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