Datasheet CMOS LDO Regulators for Automotive Equipments 1ch 200mA CMOS LDO Regulators BUxxSD2-M series General Description Key Specifications Input Power Supply Voltage Range: 1.7V to 6.0V BUxxSD2-M series are high-performance CMOS LDO Output Current Range: 0 to 200mA regulators with output current ability of up to 200-mA. Operating Temperature Range: -40 to +105 These devices have excellent noise and load response Output Voltage Lineup: 1.2V,1.5V,1.8V,2.5V characteristics despite of its low circuit current 2.8V,3.0V,3.3V consumption of 33A. They are most appropriate for Output Voltage Accuracy: 2.0% Circuit Current: 33A(Typ.) various applications such as power supplies for logic IC, Standby Current: 0A (Typ.) RF, and camera modules. Package W(Typ.) x D(Typ.) x H(Max.) Features SSOP5 2.90mm x 2.80mm x 1.25mm High Output Voltage Accuracy: 2.0% (In all recommended conditions) High Ripple Rejection: 68 dB (Typ, 1 kHz,) Compatible with small ceramic capacitor (Cin=Cout=0.47 F) Low Current Consumption: 33 A Output Voltage ON/OFF control Built-in Over Current Protection Circuit (OCP) Built-in Thermal Shutdown Circuit (TSD) Package SSOP5 is similar to SOT23-5(JEDEC) Applications Automotive equipments. Portable devices Camera modules Other electronic devices using microcontrollers or logic circuits AEC-Q100 qualified Typical Application Circuit ViViVinnn VOUVOUVOUTTT VINVINVIN VouVouVouttt CinCinCin CouCouCouttt BUBUBUBUxxSD2xxxxxxSDSDSD2M2M2MG-G-G--M MMM OnOnOn STBSTBSTBYYY OffOffOff GNGNGNDDD Figure 1. Typical Application Circuit Product structureSilicon monolithic integrated circuit This product is not designed protection against radioactive rays . www.rohm.com TSZ02201-0RBR0A300020-1-2 2012 ROHM Co., Ltd. All rights reserved. 1/35 TSZ2211114 001 2014.02.17 Rev.003DatasheetDatasheet BUxxSD2-M series Pin Configuration VOUT N.C. Lot. No Marking STBY VIN GND Pin Description Pin No. Symbol Function 1 VIN Input Pin 2 GND GND Pin Output Control Pin 3 STBY (High:ON, Low:OFF) 4 N.C. No Connect 5 VOUT Output Pin Block Diagram VIN VIN 1 VREF VOUT Cin VOUT 5 2 OCP GND Cout TSD 4 VSTBY N.C. STBY STBY 3 Cin(min)=0.47F (Ceramic) Cout(min)=0.47F (Ceramic) Figure 2. Block diagram www.rohm.com TSZ02201-0RBR0A300020-1-2 2012 ROHM Co., Ltd. All rights reserved. 2/35 TSZ2211115 001 2014.02.17 Rev.003