NON-ISOLATED DC/DC CONVERTERS 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 VRBG-30A1A1 RoHS Compliant Rev.B Features • Non-Isolated • Input Under Voltage Lockout • Fixed Frequency • Over Temperature Shutdown • High Efficiency • Short Circuit Protection • Wide Trim • Remote On/Off • Low Cost • Industrial Temperature Range • Remote Sense Applications • Networking • Computers and peripherals • Telecommunications Description The Bel VRBG-30A1A1 is part of the non-isolated dc/dc converter Power Module series. The modules use a SIP package. These converters are available in a range of output voltages from 0.8 Vdc to 3.63 Vdc over a wide range of input voltage (Vin = 8 Vdc - 14 Vdc).The efficiency is typically 92.5% at 12 Vdc input and 3.3 Vdc output at full load. Part Selection Output Voltage Input Voltage 0.8 Vdc - 3.63 Vdc 8 Vdc - 14 Vdc Max. Output Current 30 A Max. Output Power 99 W Typical Efficiency 92.5% Model Number VRBG-30A1A1 Note: Add “G” or “R” suffix at the end of the model number to indicate Tray or Tape and Reel packaging. Part Number Explanation V R BG – 30 A 1A 1 1 2 3 4 5 6 7 1---Vertical mount 2---RoHS 6, change “R” to “7” means RoHS 5 3---Series name 4---Series code (output current 30A) 5---Input range (8-14V) 6---Output voltage, wide trim 7---Suffix 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 Absolute Maximum Ratings Min Typ Max Input Voltage (continuous) Parameter -0.3 V - 15 V Output Enable Terminal Voltage -0.3 V - 15 V Ambient Temperature -40 °C - 85 °C Storage Temperature -55 °C - 125 °C Notes Input Specifications Parameter Min 8V Typ 12 V Max 14 V Input Current (full load) - - 15 A Input Current (no load) - 300 mA - Remote Off Input Current - 20 mA - Input Reflected Ripple Current (rms) - - 10 mA Input Reflected Ripple Current (pk-pk) - - 40 mA I t Inrush Current Transient - - 1As Turn On Voltage Threshold - 6.7 V - Turn Off Voltage Threshold - 6.3 V - Input Voltage 2 Notes An input line fuse must always be used. With a 1000 uF AL-Cap at the input. 2 Note: All specifications are typical at nominal input, full load at 25 °C unless otherwise stated. Output Specifications Parameter Output Voltage Set Point Min -1.5%Vo, set Typ - Max 1.5%Vo, set Line Regulation - - 0.5%Vo, set Load Regulation - - 1.5%Vo, set Temperature Regulation (-40 °C to +85 °C) - - 1%Vo, set Ripple and Noise (rms) - 4 mA 20 mV Ripple and Noise (pk-pk) - 15 mV 100 mV 0A - 30 A Output Current 2 0-20 MHz BW, with a 20 µF ceramic capacitor and a 150 uF tantalum capacitor at the output. 2 Short Circuit Surge Transient - 1A s 3A s Turn on Time - 2 mS 10 mS Overshoot at Turn On - - 5% 150 uF - 10000 uF Output Capacitance Notes Vin=12 V, IO=half load Transient Response 50% ~ 75% Max Load 75% ~ 50% Max Load Overshoot - 65 mV 150 mV Settling Time - 20 uS 45 uS - 65 mV 150 mV - 20 uS 45 uS Overshoot Settling Time Vo=3.3 V di/dt=0.5 A/us, Vin=12 Vdc, with a 20 µF ceramic capacitor and a150 uF tantalum capacitor 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 General Specifications Parameter Min Typ Max Notes - 80% 88.5% 91% 92.5% - - 600 kHz - 0.8 V - 3.63 V Over Temperature Shutdown - 130 °C - Remote Sense Compensation - - 0.5 V Efficiency Vo=0.8 V Vo=1.8 V Vo=2.5 V Vo=3.3 V Switching Frequency Output Voltage Trim Range MTBF Vin=12 V, full load Calculated Per Bell Core SR-332 (IO = Nominal; Ta = 25 °C) TBD Dimensions Inches (L × W × H) Millimeters (L × W × H) Weight 2.0 x 0.50 x 0.309 50.80 x 12.70 x 7.85 - TBD - Note: All specifications are typical at 25 °C unless otherwise stated. Control Specifications Parameter Min Typ Max Notes Signal Low (Unit Off) -0.3 V - 0.8 V Signal High (Unit On) 2.8 V - Vin, max Remote On/Off Remote on/off pin open, unit on Output Trim Equations Equations for calculating the trim resistor are shown below (Unit: Ω). The Trim resistor should be connected between the Trim pin and Ground pin. Vout R trim ⎡ 9680 ⎤ = ⎢ − 715 ⎥ ⎣ Vo − 0 . 8 ⎦ Sense Module trim Rtrim Vo is the desired output voltage 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 Efficiency Data Module 1.8 V Module 0.8 V 85.0% 95.0% 80.0% 90.0% 75.0% 85.0% 70.0% 8V 65.0% 12V 14V 60.0% 55.0% 8V 80.0% 12V 14V 75.0% 70.0% 50.0% 65.0% 45.0% 60.0% 40.0% 3A 7.5A 15A 22.5A 3A 30A 7.5A Module 2.5 V 15A 22.5A 30A Module 3.3V 95.0% 95.0% 90.0% 90.0% 85.0% 8V 80.0% 75.0% 85.0% 12V 80.0% 14V 75.0% 70.0% 70.0% 65.0% 65.0% 60.0% 8v 12.0V 14.0V 60.0% 3A 7.5A 15A 22.5A 30A 3A 7.5A 15A 22.5A 30A 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 Thermal Derating Curves The maximum acceptable temperature measured at the thermal ref points is 110 deg, the thermal ref point is shown in Figure. All the derating curves were tested with two electronic loads connected in parallel. Vin=12 V, Vo=3.3 V Vin=12 V, Vo=1.8 V Vin=12 V,Vo=2.5 V Vin=12 V, Vo=0.8 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs May. 19, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Ripple and Noise Waveforms 12 Vdc input, 0.8 Vdc output 12 Vdc input, 2.5 Vdc output 12 Vdc input, 1.8 Vdc output 12 Vdc input, 3.3 Vdc output Note: Ripple and noise at full load, external load with 150 uF tantalum cap and 20 uF ceramic at the output, and Ta=25 deg C. Transient Response Waveforms 50% to 75% load Transient at 0.8 Vdc output 75% to 50% load Transient at0.8 Vdc output 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs May. 19, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Transient Response Waveforms (continued) 50% to 75% load Transient at 1.8 Vdc output 75% to 50% load Transient at 1.8 Vdc output 50% to 75% load Transient at 2.5 Vdc output 75% to 50% load Transient at 2.5 Vdc output 50% to 75% load Transient at 3.3 Vdc output 75% to 50% load Transient at 3.3 Vdc output Note: Transient response at 12 Vdc input, di/dt=0.5 A/uS, with a 20 µF ceramic capacitor and a 150 uF tantalum capacitor at the output, 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs May. 19, 2010 Bel Power Inc., a subsidiary of Bel Fuse Inc. Mechanical Outline Pin Connections Pin 1 2 3 4 5 6 7 8 9 10 Function Vin Vin Ground Ground Trim Remote Sense+ Ground Ground Vout Vout Pin 11 12 13 14 15 16 17 18 19 20 Function Vout Vout Remote On/Off Ground Ground Ground Ground Vin N/C Vin Note: This module is recommended and compatible with Pb-Free Wave Soldering and must be soldered using a peak solder temperature of no more than 260 ºC for less than 5 seconds. Note: 1) All Pins: Material - Copper Alloy; Finish – 3 micro inches minimum Gold over 50 micro inches minimum Nickel plate. 2) Undimensioned components are shown for visual reference only. 3) All dimensions in inches (mm); Tolerances: x.xx +/-0.02 in. (x.x +/-0.5mm) x.xxx +/-0.010 in. (x.xx +/-0.25mm). 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 8 Vdc - 14 Vdc Input 0.8 Vdc - 3.63 Vdc / 30 A Outputs Bel Power Inc., a subsidiary of Bel Fuse Inc. May. 19, 2010 Revision History Date Revision Changes Detail Approval 2010-3-29 A First release Jack Fan 2010-5-19 B Update efficiency data JZ Wang 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. 051910 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