LD1117S

低压降固定和可调正电压调节器 LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS

Description

The LD1117 is a LOW DROP Voltage Regulator able to provide up to 800mA of Output Current, available even in adjustable version Vref=1.25V. Concerning fixed versions, are offered the following Output Voltages: 1.2V,1.8V,2.5V,2.85V, 3.0V 3.3V and 5.0V. The 2.85V type is ideal for SCSI-2 lines active termination. The device is supplied in: SOT-223, DPAK, SO-8 and TO-220.

Feature summary

■ Low dropout voltage 1V TYP.

■ 2.85V Device performances are suitable for SCSI-2 active termination

■ Output current up to 800 mA

■ Fixed output voltage of: 1.2V, 1.8V, 2.5V,2.85V, 3.0V, 3.3V, 5.0V

■ Adjustable version availability Vrel=1.25V

■ Internal current and thermal limit

■ Available in ± 1% at 25°C and 2% in full temperature range

■ Supply voltage rejection: 75dB typ.