MIC5317-1.2YD5-TR

Current - Output:	150mA
Base Part Number:	MIC5317
Supplier Device Package:	TSOT-23-5
Package / Case:	SOT-23-5 Thin, TSOT-23-5
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	80dB ~ 65dB (1kHz ~ 10kHz)
Current - Quiescent (Iq):	39µA
Series:	--
Voltage Dropout (Max):	0.38V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.2V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to MIC5317-1.2YD5-TR

The MIC5317-1.2YD5-TR is a integrated linear voltage regulator from MICROPOWERDirect. It is part of their low dropout voltage regulator (LDO) series that offers greater efficiency and dependability than other regulators in its class. The MIC5317 is a versatile, high-performance device that performs reverse current protection, negative temperature coefficient, and thermal shutdown protection to ensure the optimal performance for your application.

Application Field & Working Principle of MIC5317-1.2YD5-TR

The MIC5317-1.2YD5-TR is designed to provide low-current, low-dropout voltage regulators in a wide range of applications. The most common applications are portable and battery-powered devices, digital processors, and health-care devices. The MIC5317 can also be used in laptop computers, cameras, telephones, and various consumer electronic products that require low-current, low-dropout regulators.The MIC5317-1.2YD5-TR is based on an advanced linear voltage regulation technique. It works by establishing an output voltage that is ratioed to the voltage of the input power supply. The ratio is determined by the feedback resistors, and can be changed in the design process to get the desired output voltage. The output voltage is then regulated by the internal voltage reference and error amplifier.The MIC5317-1.2YD5-TR is designed to offer high accuracy and low dropout voltage for excellent system performance. It also offers reverse current protection that can be disabled via a logic input. It also features a switchable low-noise mode, ideal for noise-sensitive applications. The MIC5317 can be used in a wide range of operating temperature (-40°C to 125°C) and is available in both SOT-23 and SOT-223 packages.The MIC5317-1.2YD5-TR features a reverse-current protection circuit that limits the reverse current flow between the output and the input pin. It is also capable of autonomously detecting a short-circuit condition on the output and shutting it down in order to limit the power dissipation and prevent damage to the regulator itself. On top of that, the MIC5317 has a thermal shutdown circuit to protect the device from being damaged by excessive heat in the event of over-current or over-temperature conditions.The MIC5317-1.2YD5-TR can be powered from nearly any type of power supply, including AC, DC, and even variable power supplies. It is designed for use with a wide range of power sources, from single-cell lithium ion batteries to multiple cell lead-acid batteries. Thanks to the low quiescent current draw (21uA maximum) of this device, it can save precious energy in battery-powered applications.

Conclusion

The MIC5317-1.2YD5-TR is a versatile, high-performance linear voltage regulator from MICROPOWERDirect. It is a reliable, efficient, and cost-effective LDO regulator that offers low-current, low-dropout voltage regulation. Its reverse current protection, negative temperature coefficient, thermal shutdown protection, and switchable low-noise mode make it suitable for a variety of applications, including portable and battery-powered devices, digital processors, and health-care devices. On top of that, its wide operating temperature range and low quiescent current draw makes it ideal for battery-powered applications.

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