LD1117B 데이터시트 - STMicroelectronics

DESCRIPTION
The LD1117A and LD1117B are two LOW DROP Voltage Regulator able to provide respectively up to 1000mA and 1200mA of Output Current, available even in adjustable version (Vref=1.25V). Concerning fixed versions, are offered the following Output Voltages: 1.8V, 2.5V, 2.85V, 3.3V and 5.0V. The 2.85V type is ideal for SCSI-2 lines active termination.

■ LOW DROPOUT VOLTAGE (1.15V TYP @ IOUT=1.2A, 25°C)
■ VERY LOW QUIESCENT CURRENT (5mA TYP @ 25°C)
■ TYPE A: OUTPUT CURRENT UP TO 1000mA
■ TYPE B: OUTPUT CURRENT UP TO 1200mA
■ FIXED OUTPUT VOLTAGE OF: 1.8V, 2.5V,2.85V, 3.3V, 5.0V
■ ADJUSTABLE VERSION AVAILABILITY(Vref=1.25V)
■ INTERNAL CURRENT AND THERMAL LIMIT
■ ONLY 10µF FOR STABILITY
■ AVAILABLEIN±2% (AT 25oC) AND 4% IN FULL TEMPERATURE RANGE
■ HIGH SUPPLY VOLTAGEREJECTION : (80dB TYP)
■ TEMPERATURE RANGE : 0°C TO 125°C