National Semiconductor 800 mA Low-Dropout Linear Regulators LM1117LM1117 from National Semiconductor is a series of Low-Dropout Linear Regulators with a dropout of 1.2V at 800mA of load current. Five fixed voltages are available: 1.8V, 2.5V, 2.85V, 3.3V, and 5V. There is also an adjustable version with settings from 1.25V to 13.8V. The LM1117 Series from National Semiconductor features current limiting and thermal shutdown. A zener trimmed bandgap reference is included to assure ±1% output voltage accuracy. Features
- Available in 1.8V, 2.5V, 2.85V, 3.3V, 5V, and adjustable versions
- Space saving SOT-223 and LLP packages
- Current limiting and thermal protection
- Output current 800mA
- Line regulation 0.2% (max)
- Load regulation 0.4% (max)
- Temperature range
— LM1117 0°C to 125°C
— LM1117I −40°C to 125°C
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Applications
- 2.85V model for SCSI-2 active termination
- Post regulator for switching DC/DC converter
- High efficiency linear regulators
- Battery charger
- Battery powered instrumentation
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