The MCP1603, a 2-MHz, 500-mA switching regulator, provides adjustable and fixed output voltages, under-voltage lockout, and automatic PWM-to-PFM mode transition. With an efficiency of 90%, the device can extend battery life and reduce heat dissipation in a variety of portable and handheld devices. It also features a quiescent current of 45 µA and a standby current of 100 nA. Covering the entire li-ion, li-polymer, NiCd, and NiMH voltage ranges, prime applications include portable computers, PDAs, USB-powered devices, digital cameras, and 5V or 3.3V distributed systems. Available now in TSOT-23 and 2 mm x 3 mm DFN packages, prices are $0.88 and $0.95 each/10,000, respectively. MICROCHIP TECHNOLOGY INC., Chandler, AZ. (888) 628-6247.
Company: MICROCHIP TECHNOLOGY INC.
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