Datasheet CMOS LDO Regulator Series for Portable Equipments Versatile Package FULL CMOS LDO Regulator BUxxUA3WNVX series General Description Key Specifications BUxxUA3WNVX series is high-performance FULL Output voltage: 1.0V to 3.7V CMOS regulator with 300-mA output, which is mounted Accuracy output voltage: 1.0% (25mV) on versatile package SSON004X1010 (1.00mm 1.00 Low current consumption: 50A mm 0.60mm). It has excellent noise characteristics and Operating temperature range: -40C to +85C load responsiveness characteristics despite its low circuit current consumption of 50 A. It is most appropriate for Applications various applications such as power supplies for logic IC, Battery-powered portable equipment, etc. RF, and camera modules. Package Features SSON004X1010 : 1.00mm x 1.00mm x 0.60mm High accuracy detection low current consumption Compatible with small ceramic capacitor (Cin=Co=1.0uF) With built-in output discharge circuit High ripple rejection ON/OFF control of output voltage With built-in over current protection circuit and thermal shutdown circuit Low dropout voltage Typical Application Circuit STBY STBY VOUT VOUT VIN VIN GND GND GND Figure 1. Application Circuit Product structureSilicon monolithic integrated circuit This product is not designed for protection against radioactive rays www.rohm.com TSZ02201-0GBG0A300010-1-2 2013 ROHM Co., Ltd. All rights reserved. 1/27 30.Oct.2015 Rev.008 TSZ2211114001 0. 0.05 48 Datasheet BUxxUA3WNVX series Connection Diagram SSON004X1010 TOP VIEW BOTTOM VIEW 4 VIN 3 STBY 1 VOUT 2 GND LOT Number reverse FIN 1 2 Part Number Marking 1 VOUT 2 GND 4 VIN 3 STBY 1PIN MARK Pin Descriptions SSON004X1010 PIN No. Symbol Function 1 VOUT Output Voltage 2 GND Grouding ON/OFF control of output voltage 3 STBY (High: ON, Low: OFF) 4 VIN Power Supply Voltage reverse FIN Substrate (Connect to GND) Ordering Information BU x x U A 3 W N V X - T L Part Output Voltage Low Dropout Voltage with Package Packageing and forming specification Number 10 : 1.0V Maximum Output Current output discharge NVX : SSON004X1010 Embossed tape and reel 300mA TL : The pin number 1 is the lower left 37 : 3.7V SSON004X1010 1.00.1 <Tape and Reel information> 1PIN MARK Tape Embossed carrier tape Quantity 5000pcs TL Direction S The direction is the 1pin of product is at the lower left when you hold of feed () reel on the left hand and you pull out the tape on the left hand 0.05 0.650.05 3-C0.18 1 2 R0.05 45 4 3 Direction of feed 1pin 0.250.05 Reel Order quantity needs to be multiple of the minimum quantity. (Unit : mm) www.rohm.com TSZ02201-0GBG0A300010-1-2 2013 ROHM Co., Ltd. All rights reserved. 2/27 30.Oct.2015 Rev.008 TSZ2211115001 0.480.05 0.320.1 0.6MAX +0.03 0.070.1 0.02 0.02 1.00.1 0.250.1 (0.12)