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2 Amp Synchronous, Step-Down DC-to-DC Converter
Analog Devices Inc.
Description
The ADP2105/ADP2106/ADP2107 are low quiescent current, synchronous, step-down dc-to-dc converters in a compact 4 mm × 4 mm LFCSP_VQ package. At medium to high load currents, these devices use a...
Features
Extremely high 97% peak efficiency Internal primary and synchronous switches Fixed Frequency, Peak Current-Mode PWM at medium and high loads PFM operation at light loads for high efficiency Ultralow quiescent current: 30?A (max) Internally Set Current Limit Internal Thermal Protection 0.1 ?A shutdown supply current (typ) Maximum duty cycle 100% Smoothly transitions into low dropout (LDO) mode Small 16-lead 4 mm × 4 mm LFCSP_VD package Optimized for small ceramic output capacitors
Related Datasheets
| Part Number | Description | Category |
| • ADP1111 | Micropower Step Up/Down Switching Regulator; Adjustable and Fixed 3.3 V, 5 V, 12 V | ICs, Interface |
| • ADP1610 | 1.2 MHz DC-DC Step-Up Switching Converter | ICs, Interface |
| • ADP1611 | 20 V,1.2 MHz Step-Up DC-to-DC Switching Converter | ICs, Interface |
| • ADP2102 | Low Duty Cycle, 600 mA, 3 MHz Synchronous Step-Down DC-to-DC Converter | ICs, Interface |
| • ADP2105 | 1 Amp Synchronous, Step-Down DC-to-DC Converter | ICs, Interface |
| • ADP2106 | 1.5 Amp Synchronous, Step-Down DC-to-DC Converter | ICs, Interface |
| • ADP3000 | High Efficiency, Step-Up/Step-Down Switching Regulator | ICs, Interface |
| • ADP3050 | 200 kHz, 1 A Step-Down High-Voltage Switching Regulator | ICs, Interface |
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