ETA1020
ETA1020 is a 3-pin Low Voltage Startup, 1MHz 500mA Synchronous Step-Up DC-DC
ETA1020.PDF 商品信息
The ETA1020 is a step-up converter that provides a boosted output voltage from a low voltage source. Because of its proprietary design, it starts up at a very low input voltage down to 850mV, making it an ideal choice for single cell alkaline/NiMH battery operations.（點擊即可咨詢芯片詳細信息）
ETA1020’s Features
1、Low Vin Start-up Voltage down to 850mV Ideal for
2、Single Alkaline Cell operations
3、Capable of delivering 500mA output current at Vin=3.0V, V out=3.3V
4、1MHz Switching Frequency allows small inductor and output cap
5、Input boost-strapping allows using small or no input cap
6、Low Noise PWM control
7、Internally Compensated Current Mode Control
8、Internal Synchronous Rectifier
9、Logic Control Shutdown (IQ<1uA)
10、Available in SOT89-3
1、Medical Instruments
2、Bluetooth Headsets
3、Flash-Based MP3 Players
4、Wireless Mice
5、One to Three Cell Battery Operated Devicess
ETA1020’s Typical Application Circuit
ETA1020’s Package
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