X7AH-12FXX0

NON-ISOLATED DC/DC CONVERTERS 3.0V-5.5V Input 1.0V-3.3V/12A Output x7AH-12Fxx0 Series • • • • Non-Isolated Fixed frequency (300kHz) Low profile package (7.82mm) Under-voltage lockout (UVLO) • • • • OCP/SCP Trim function (Option) Remote On/Off Remote Sense (SMD module) Description The Bel x7AH-12Fxx0 series are part of the low cost non-isolated DC/DC converter series. These converters are available in a range of output voltages from 1.0V to 3.3V. It is packaged in a compact, overmolded package rated at 12A. The output is closely regulated and the efficiency of 3.3V output module is typically 93% at full load. Typical features include remote on/off, input under voltage lockout, over current protection and short circuit protection. Part Selection Output Voltage 3.3V 2.5V 1.8V 1.5V 1.2V 1.0V Input Voltage 4.5V – 5.5V 3.6V – 5.5V 3.0V – 5.5V 3.0V – 5.5V 3.0V – 5.5V 3.0V – 5.5V Max. Output Current 12A 12A 12A 12A 12A 12A Max. Output Power 39.6W 30.0W 21.6W 18.0W 14.4W 12.0W Typical Efficiency 93% 89% 87% 84% 82% 80% Part Number Surface Mount S7AH-12F330 S7AH-12F250 S7AH-12F180 S7AH-12F150 S7AH-12F120 S7AH-12F100 Part Number Vertical Mount V7AH-12F330 V7AH-12F250 V7AH-12F180 V7AH-12F150 V7AH-12F120 V7AH-12F100 Note: Add “0” suffix at the end of the model number to indicate “Tube Packaging”, and “R” for “Reel Packaging”, and “G” for “Tray Packaging”. Absolute Maximum Ratings Parameter Input Voltage (continuous) Output Enable Terminal Voltage Ambient Temperature Storage Temperature Min -0.3V -0.3V -40°C -55°C Typ Max 6V 7V 85°C 125°C Notes Input Specifications Parameter Input Voltage VO=3.3V VO=2.5V VO=1.8-1.0V Input Current (no load) Input Current (full load) VO=3.3V VO=2.5V VO=1.8V VO=1.5V VO=1.2V VO=1.0V Remote Off Input Current 4.5V 3.6V 3.0V 120mA 2mA 5.5V 5.5V 5.5V 200mA 11A 10.5A 9.0A 8.1A 6.5A 5.2A 5mA Min Typ Max Notes 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 3.0V-5.5V Input Parameter Input Reflected Ripple Current (pk-pk) Input Reflected Ripple Current (RMS) I t Inrush Current Transient Turn on Voltage Threshold Turn off Voltage Threshold 2 1.0V-3.3V/12A Output Min Typ 260mA 75mA 0.09A s 2.1V 2V 2 Input Specifications (continued) Max 320mA 120mA 0.2A s 2.4V 2 Notes With simulated source impedance of 500nH, 5Hz to 20MHz; use a 270uF/6.3V cap with ESR=0.03 ohm max at 100KHz Note: All specifications are typical at 25°C unless otherwise stated. Output Specifications Parameter Output Voltage Set Point VO=3.3V VO=2.5V VO=1.8V VO=1.5V VO=1.2V VO=1.0V Line Regulation Load Regulation Regulation Over Temperature (-40°C to +85°C) VO=3.3V VO=2.5V VO=1.8V VO=1.5V VO=1.2V VO=1.0V Output Current Current Limit Threshold Short Circuit Surge Transient Ripple and Noise (RMS) Ripple and Noise (pk-pk) Turn on Time Overshoot at Turn on Output Capacitance Transient Response Overshoot 50% ~ 100% Max Load Settling Time Overshoot 100% ~ 50% Max Load Settling Time Overshoot 50% ~ 100% Max Load Settling Time Overshoot 100% ~ 50% Max Load Settling Time Overshoot 50% ~ 100% Max Load Settling Time Overshoot 100% ~ 50% Max Load Settling Time Min 3.234V 2.450V 1.764V 1.470V 1.176V 0.980V 0A 20A 330uF Typ 3.3V 2.5V 1.8V 1.5V 1.2V 1.0V ±1mV ±2mV ±10mV ±9mV ±7mV ±6mV ±5mV ±4mV 2 0.3A s 12mV 50mV 5mS 0% 110mV 40uS 110mV 40uS 100mV 30uS 100mV 30uS 90mV 20uS 90mV 20uS Max 3.366V 2.550V 1.836V 1.530V 1.224V 1.020V ±4mV ±5mV ±15mV ±13mV ±12mV ±11mV ±10mV ±9mV 12A 30A 2 0.6A s 21mV 90mV 10mS 3% 4800uF 150mV 80uS 150mV 80uS 150mV 60uS 150mV 60uS 130mV 40uS 130mV 40uS Test conditions: 0-20MHz BW; 1uF ceramic capacitor and 330uF external capacitor at the output. Notes Test conditions: Vin=5V, Io= 50% load VO=3.3V VO=2.5V Test conditions: di/dt=0.5A/us, Vin=5V, with 330uF external load capacitance. VO=1.0V 1.8V Note: 1. All specifications are typical at 5V 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 3.0V-5.5V Input 1.0V-3.3V/12A Output General Specifications Parameter Efficiency VO=3.3V VO=2.5V VO=1.8V VO=1.5V VO=1.2V VO=1.0V Efficiency VO=1.8V VO=1.5V VO=1.2V VO=1.0V Switching Frequency Output Trim Range Remote Sense Compensation MTBF Dimensions (surface mount) Inches (L × W Millimeters (L × W Dimensions (vertical) Inches (L × W Millimeters (L × W Weight × H) × H) × H) × H) 85% 81% 79% 76% 250KHz 90%VO 88% 84% 82% 79% 300KHz 4,038,174 hours 0.78 x 0.70 x 0.32 19.81 x 17.78 x 8.128 0.70 x 0.308 x 0.65 17.78 x 7.82 x 16.51 5.1g 350KHz 110%VO 10% SMD module Calculated Per Bell Core TR-332 (IO = 9.6A, Vin=5V; Ta = 25°C) Vin=3.3V, full load 90% 86% 84% 81% 79% 77% 93% 89% 87% 84% 82% 80% Vin=5V, full load Min Typ Max Notes Control Specifications Parameter Remote On/Off Min Signal Low (Unit Off) 2.1V (Vin=3.0V) Signal High (Unit On) 3.15V (Vin=4.5V) 3.85V (Vin=5.5V) Typ Max 0.9V (Vin=3.0V) 1.35V (Vin=4.5V) 1.65V (Vin=5.5V) Remote on/off pin open, unit on. Notes 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 3.0V-5.5V Input 1.0V-3.3V/12A Output Output Trim Equations Equations for calculating the trim resistor (in kΩ) given the desired adjusted voltage (Vadj) and the nominal output voltage of the converter (Vnom) are shown below. The Trim Down resistor should be connected between the Trim pin and Vout. The Trim Up resistor should be connected between the Trim pin and Ground. Only one of the resistors should be used for any given application. RTrimDown = A −B Vnom − Vadj Vout Rtrimdown Module Trim GND RTrimUp = Vadj C −D − Vnom Vout Module Trim Rtrimup GND Vnom 3.3 2.5 1.8 1.5 1.2 1.0 A 161.391 111.674 68.576 50.000 31.240 18.850 B 161.900 208.900 287.900 287.900 208.900 161.900 C 43.330 43.330 43.330 43.330 43.330 43.330 D 100.000 147.000 226.000 226.000 147.000 100.000 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 3.0V-5.5V Input 1.0V-3.3V/12A Output Efficiency Data 100.00% 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 1 2 3 4 5 6 7 8 9 10 11 12 75.00% 95.00% 90.00% 4.5V 5.0V 5.5V 85.00% 80.00% 3.6V 4.5V 5.5V 70.00% 1 2 3 4 5 6 7 8 9 10 11 12 x7AH-12F330 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 65.00% 60.00% 1 2 3 4 5 6 7 8 9 10 11 12 3V 3.3V 5V 5.5V 80.00% 75.00% 70.00% 65.00% 60.00% 1 2 3 95.00% 90.00% 85.00% x7AH-12F250 3V 3.3V 5V 5.5V 4 5 6 7 8 9 10 11 12 x7AH-12F180 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 65.00% 60.00% 1 2 3 4 5 6 7 8 9 10 11 12 3V 3.3V 5V 5.5V 70.00% 65.00% 60.00% 1 2 3 95.00% 90.00% 85.00% 80.00% 75.00% x7AH-12F150 3V 3.3V 5V 5.5V 4 5 6 7 8 9 10 11 12 x7AH-12F120 x7AH-12F100 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 3.0V-5.5V Input 1.0V-3.3V/12A Output Thermal Derating Curves S7AH-12F330 V7AH-12F330 S7AH-12F250 V7AH-12F250 S7AH-12F180 V7AH-12F180 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 3.0V-5.5V Input 1.0V-3.3V/12A Output Thermal Derating Curves (continued) S7AH-12F150 V7AH-12F150 S7AH-12F120 V7AH-12F120 S7AH-12F100 Test Condition: Derating curves are tested at 5V input. V7AH-12F100 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 3.0V-5.5V Input 1.0V-3.3V/12A Output bel Pin Connections Pin 1 2 3 4 5 6 7 Function Remote On/Off (option) Vin Ground Vout Trim (option) Remote Sense (option) N/A bel Pin Connections Pin Function Remote On/Off (option) Vin Ground Vout Trim (option) bel 1 2 3 4 5 2004 Bel Fuse Inc. Specifications subject to change without notice. 112504 CORPORATE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com FAR EAST 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 EUROPE 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