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APW7137
1MHz, High Efficiency, Step-Up Converter with Internal FET Switch
Features
General Description
• Wide 2.5V to 6V Input Voltage Range • Built-in 0.6Ω N-Channel MOSFET • Built-in Soft-Start • High Efficiency up to 90% • <1µA Quiescent Current During Shutdown • Current-Mode Operation
- Stable with Ceramic Output Capacitors - Fast Transient Response • Current-Limit Protection • Over-Temperature Protection with Hysteresis • Available in a Tiny 5-Pin SOT-23 and TSOT-23 Packages • Lead Free and Green Devices Available (RoHS Compliant)
Applications
• Cell Phone and Smart Phone • PDA, PMP, MP3 • Digital Camera • Boost Regulators
The APW7137 is a fixed switching frequency (1MHz typical), current-mode, step-up regulator with an integrated N-channel MOSFET.