S1117-1.8

ㄴ Semiconductor S1117AD/S1117-xxD Adjustable and Fixed LDO Voltage Regulator Descriptions The S1117A and S1117 series of positive adjustable and fixed regulators are designed to provide 1A with higher efficiency than currently available devices. All internal circuitry is designed to operate down to 1.3V input to output differential. On-Chip trimming adjusts reference Voltage to 2% Features Output Current of 1A 1.3V Maximum Dropout voltage at 1A Output Current 100% Thermal Limit Burn-In Fast Transient Response Ordering Information Type NO. S1117AD/S1117xxD Marking S1117□□D Package Code D-PAK □□:Voltage Code (Aj : 1.25V, 15:1.5V,:18: 1.8V, 25:2.5V, 285:2.85V, 33:3.3V, 50:5.0V) Outline Dimensions Block Diagram unit : mm PIN Connections 1. GND/ADJ 2. Output 3. Input KSI-2052-001 1 S1117AD/S1117-xxD Absolute Maximum Ratings Characteristic Operating Input voltage Ta=25°C Symbol VIN Ratings Vout =1.25,1.5,1.8 Vout = 2.5 2.8 3.3 5.0 Unit 16 20 V Power Dissipation (without Heatsink) Lead Temperature (Soldering, 10 sec) Operating Junction Temperature Storage Temperature PD TLEAD TJ TSTG 1.3 300 -30 ~ 125 -55 ~ 150 W °C °C °C Device Selection Guide (NOTE1) Device S1117A S1117-1.5 S1117-1.8 S1117-2.5 S1117-2.85 S1117-3.3 S1117-5.0 Note 1 : Other Fixed Versions are available Vout=1.5V to 5V Output Voltage Adj 1.5V 1.8V 2.5V 2.85V 3.3V 5V Electrical Characteristics (Electrical Characteristics at TJ = 25℃ and ILoad=10mA unless otherwise specified.) Characteri...