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BD71801GWL Datasheet(PDF) 1 Page - Rohm |
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BD71801GWL Datasheet(HTML) 1 Page - Rohm |
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1 / 79 page  Datasheet ○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays . 1/75 TSZ02201-0B1B0AB00010-1-2 © 2013 ROHM Co., Ltd. All rights reserved. 18.Nov.2013 Rev.002 TSZ22111・14・001 www.rohm.com Power Management LSI for Mobile Phone BD71801GWL General Description The BD71801GWL is an integrated Power Management LSI available in a small 80-pins 0.4mm-pitch 3.8mm-by- 3.8mm Wafer-level CSP package, which is designed to meet demands for space-constrained Smart phones. The device provides 5-Buck Converters. The device also includes 12 general-purpose LDOs providing a wide range of voltage and current capabilities. All Buck Converters and LDOs are fully controllable by the I2C interface. The BD71801GWL is very easy to use in any mobile platforms. Features 5-Channel High Efficiency Step-down Converters. (Adjustable Voltage Options by I2C) (Switching frequency 2MHz(TYP)) All Buck Converters Support PFM/PWM Auto Mode. 12-Channel LDOs are Programmable to Voltage Options by I2C. LDOs and all Buck Converters Power ON/OFF Control Enabled by I2C Interface or External pin. 2ch NMOS output LDOs (LDO11, 12) for Optimized Efficiency. Power ON/OFF Sequence. Support TCXO Buffer (26MHz) and 32KHz crystal oscillator. I2C Compatible Interface. ( I2C Clock Support : Full Speed Mode 400kHz) (Device Address is “1001011”,”1001100”) Applications Smart Phones Tablets Mobile Router Data Transmitter Key Specifications Input Voltage Range: 2.6V to 5.5V Output Voltage Range: 1.0V to 3.4V Switching Frequency: 2.0MHz(Typ) OFF Current: 0.3 μA (Typ) Operating Temperature Range: -35 ℃ to +85℃ Package W(Typ) x D(Typ) x H(Max) UCSP50L3C 3.80mm x 3.80mm x 0.57mm |
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