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RT4730 Datasheet(PDF) 1 Page - Richtek Technology Corporation |
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RT4730 Datasheet(HTML) 1 Page - Richtek Technology Corporation |
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1 / 17 page  RT4730 ® DS4730-01 March 2017 www.richtek.com 1 Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. © Power Solution for Wearable AMOLED Products Ordering Information Note : Richtek products are : RoHS compliant and compatible with the current require- ments of IPC/JEDEC J-STD-020. Suitable for use in SnPb or Pb-free soldering processes. Applications Wearable AMOLED Products Marking Information Pin Configuration (TOP VIEW) WL-CSP-16B 2.34x2.34 (BSC) General Description 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 4.8V, 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. Package Type WSC : WL-CSP-16B 2.34x2.34 (BSC) RT4730 Features Input Voltage Range : 2.9V to 4.8V 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. 0.1 μμμμμA AGND PVIN AVIN LX1 PGND CPGND AVDDEN LX2 SWIRE VOUT AVDD OVDD C1P C1N VON OVSS A1 B1 C1 D1 A2 B2 C2 D2 A3 B3 C3 D3 A4 B4 C4 D4 0U YM DNN 0U : Product Code YMDNN : Date Code |
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