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The RT4730 is a highly integrated power solution with Buck-Boost, and inverting charge pump to generate positive and negative output voltage. The output voltages can be adjusted with by SWIRE interface protocols. With its input voltage range of 2.9V to 5.2V, the RT4730 is optimized for products powered by single-cell batteries and symmetrical output currents up to 50mA. The RT4730 is available in the WL-CSP-16B 2.34x2.34 (BSC) package.
Input Voltage Range : 2.9V to 5.2V
Positive Output Voltage AVDD : 3.3V
Positive Output Voltage OVDD Range : 2.8V to 4V (Default is 3.3V ±1%)
Negative Output Voltage OVSS Range : -0.6V to -4V (Default is -3.3V ±1%)
Excellent Line/Load Regulation
Excellent Line/Load Transient
Advanced Power-Save Mode for Light-Load Efficiency
Low Output Ripple Voltage
Built-in Internal Soft-Start
True Output Load Disconnect From Input
UVLO, SCP, OCP, OTP, OVP Protection
Shutdown Current : Typ. 0.1μA
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