R111715 - Brand New Texas Instruments IC Chips
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Description
The LRC LR1117/A is a low dropout voltage regulator, capable of providing up to 0.8/1.0A of output current. It comes in an adjustable version with a Vref of 1.25V and fixed versions with various output voltages from 1.5V to 5.0V. The 2.85V type is specifically designed for SCSI-2 lines active termination, and the high efficiency is guaranteed by an NPN pass transistor. The regulator has a very tight output voltage tolerance from on-chip trimming, which can achieve ±1% at 25°C. The ADJUSTABLE LR1117/A is pin-to-pin compatible with other standard adjustable voltage regulators, maintaining the best performance in terms of drop and tolerance.
Specifications and Features
- Low dropout voltage of 1V (typical)
- Output current up to 0.8/1.0A
- Fixed output voltage options of 1.5V, 1.8V, 2.5V, 2.85V, 3.0V, 3.3V, 3.6V, and 5.0V
- Adjustable version availability with Vref of 1.25V
- Internal current and thermal limit
- Available in ±1% (at 25°C) and 2% in all temperature range
- Supply voltage rejection: 75dB (typical)
- Temperature range from 0°C to 125°C
Application Scenarios
The LR1117/A voltage regulator can be used in various electronic devices, especially in those that require a tight output voltage tolerance, such as portable electronic devices, home automation systems, and industrial automation systems.
Comparison
Advantages- Tight output voltage tolerance within ±1% at 25°C
- Low dropout voltage of 1V (typical)
- High efficiency guaranteed by an NPN pass transistor
Disadvantages- None reported
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Datasheet
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- Datasheet: Download R111715
- Chipdatas Part: CD88-R111715
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- Last Updated: 2024/06/30 19:13 +0800
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