L11815AG-XX-TN3-X-R

UNISONIC TECHNOLOGIES CO., LTD L11815A 1.5A CMOS LDO DESCRIPTION The UTC L11815A is a COMS linear regulator. One of it’s feature is very low quiescent current typical as low as 45μA and its dropout voltage is extremely low with 1.5A output current. The internal circuit includes thermal shutdown and current fold-back mechanism to prevent device failure when the circuit is operated in the bad conditions. In application, the UTC L11815A needs a low noise, regulated supply. For stable operation, the output capacitance value should be 4.7μF or more. The UTC L11815A is an ideal for battery applications, such as instrumentations, portable electronics, wireless devices, PC peripherals, and battery powered widgets. The output voltage values are set during manufacturing and the accuracy is tighten 1.5%. Preliminary CMOS IC FEATURES * Quiescent Current (45μA typ.) * Very Low Dropout Voltage * Guaranteed 1.5A output * Accuracy : ±1.5% * Over-Temperature ShutDown * With Current Limiting * Short Circuit Current Fold-Back * Low Temperature Coefficient ORDERING INFORMATION Ordering Number Lead Free Halogen Free L11815AL-xx-AA3-x-R L11815AG-xx-AA3-x-R L11815AL-xx-TN3-x-R L11815AG-xx-TN3-x-R L11815AL-xx-TQ2-x-R L11815AG-xx-TQ2-x-R Note: Pin Assignment: G:GND O:VOUT I:VIN xx: Output Voltage, refer to Marking Information. Package SOT-223 TO-252 TO-263 Pin Assignment A: GOI D: IGO Packing Tape Reel www.unisonic.com.tw Copyright © 2011 Unisonic Technologies Co., Ltd 1 of 6 QW-R502-346.d L11815A MARKING INFORMATION PACKAGE VOLTAGE CODE Preliminary CMOS IC MARKING SOT-223 15: 1.5V 19: 1.9V 25: 2.5V 28: 2.8V TO-252 TO-263 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 6 QW-R502-346.d L11815A BLOCK DIAGRAM Preliminary CMOS IC UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 6 QW-R502-346.d L11815A Preliminary CMOS IC ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNIT Input Voltage VIN -0.3 ~ +8 V Output Voltage VOUT GND - 0.3 ~ VIN + 0.3 V Power Dissipation PD Internally limited Junction Temperature TJ 150 °C Operating Temperature TOPR - 40 ~ +85 °C Storage Temperature TSTG - 65 ~ +150 °C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. THERMAL DATA PARAMETER Junction to Case TO-252 TO-263 SOT-223 SYMBOL θJA RATINGS 103 62.5 140 UNIT °C/W ELECTRICAL CHARACTERISTICS (VIN = VO(Nom) +2V , Ta = 25°C, unless otherwise specified.) PARAMETER Input Voltage Output Voltage Accuracy Line Regulation Load Regulation Output Current Current Limit Short Circuit Current Quiescent Current Ground Pin Current Dropout Voltage Over Temperature Shutdown Over Temperature Hysteresis Temperature Coefficient of Output Voltage Power Supply Rejection Output Voltage Noise Note: VIN(MIN)=VOUT+VD SYMBOL VIN VOUT ΔVOUT VOUT ΔVOUT VOUT IOUT ILIMIT ISC IQ IGND VD OTS OTH TCVO PSRR eN f=100Hz IOUT=100mA, CO=4.7µF f=1kHz f=10kHz f=10Hz ~ 100kHz, IOUT=10mA, Co=4.7µF TEST CONDITIONS IO=1mA IOUT=1mA VIN=VOUT+1~ VOUT+2 IOUT=1mA ~ 1500mA MIN Note -1.5 -0.15 -0.1 -1 1500 1500 VIN= VO(NOM)+1V, VOUT2.0V TYP MAX 7 1.5 0.15 0.1 1 UNIT V % % % % mA mA mA µA µA mV mV °C °C ppm/°C dB dB dB µVrms VOUT