L4931ABDT25TR Integrated Circuits (ICs)

Current - Output:	250mA
Base Part Number:	L4931AB
Supplier Device Package:	DPAK
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	75dB ~ 55dB (120Hz ~ 10kHz)
Current - Supply (Max):	6mA
Current - Quiescent (Iq):	1mA
Series:	--
Voltage Dropout (Max):	0.8V @ 250mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.5V
Voltage - Input (Max):	20V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to L4931ABDT25TR

The L4931ABDT25TR is a high-performance, low-dropout linear regulator (LDO) from STMicroelectronics. It is designed for regulating the voltage supplied to integrated circuits (ICs), and other electrical devices, from a power source. It is capable of providing up to 25 V of voltage regulation and can support a maximum current of up to 500 mA. The L4931ABDT25TR has a wide range of applications and can be used in a variety of devices, such as digital and analog circuits, signal conditioning amplifiers, and opto-couplers.

Application field and working principle of L4931ABDT25TR

The L4931ABDT25TR is a voltage regulator capable of efficiently providing up to 25 V of output voltage while maintaining a constant voltage source that is very close to the input voltage. It is mainly used to provide a constant voltage source to ICs, hence protecting them from any transient or input supply variations.The L4931ABDT25TR has a low dropout or quiescent current which allows it to regulate its output voltage with a very low input voltage. This makes it ideal for battery-powered applications. The L4931ABDT25TR is integrated with other features such as overtemperature protection and an on/off functionality, which make it suitable for use in demanding operation environments.The L4931ABDT25TR works based on two main components, the control circuitry and the pass transistor. The control circuitry is responsible for monitoring the voltage at the input source and generating a corresponding error signal. This error signal is then amplified and applied to the base of the pass transistor, which regulates the output voltage based on the demand of the load.The control circuitry also monitors the output voltage and adjusts the gain of the amplifier to maintain the output voltage at a constant level regardless of any changes to the input voltage. This makes the L4931ABDT25TR highly versatile and enables it to work with a wide range of input voltages.The L4931ABDT25TR includes a number of protection features that enable it to work reliably and stably in a variety of applications. These include thermal protection, current limiting, and over-voltage protection, which allow the device to operate safely and reliably in different environments.

Conclusion

The L4931ABDT25TR is a linear regulator (LDO) designed for regulating voltage supplied to integrated circuits and other electrical devices. It is capable of providing up to 25 V of voltage regulation and can support a maximum current of up to 500 mA. The L4931ABDT25TR has a wide range of applications and can be used in a variety of devices. It works based on two key components, the control circuitry and the pass transistor, both of which work together to regulate the output voltage. Additionally, the device is integrated with various protection features.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description