L79L12ACUTR Integrated Circuits (ICs)

Current - Output:	100mA
Base Part Number:	L79L12
Supplier Device Package:	SOT-89-3
Package / Case:	TO-243AA
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Temperature, Short Circuit
Control Features:	--
PSRR:	42dB (120Hz)
Current - Supply (Max):	6.5mA
Current - Quiescent (Iq):	6mA
Series:	--
Voltage Dropout (Max):	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	-12V
Voltage - Input (Max):	-35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Negative
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

TheL79L12ACUTR is a linear voltage regulator that is used in various electronic devices. It is capable of providing a consistent voltage output over various input voltages often ranging from 1.8 V to 20 V. It is specifically designed with a wide range of temperature and operating voltage, allowing it to be used in multiple applications. It is a three terminal regulator that eliminates the need for an external pass transistor in the design.

Application Field

TheL79L12ACUTR is used in many different types of electronic applications. It is commonly found in consumer electronics such as personal computers, DVDs, televisions and gaming consoles. It is also used in automotive applications, medical equipment, and industrial control systems. The uses of this voltage regulator depend largely on the quality of the output voltage and the operating environment.Due to its wide voltage range and consistent output, theL79L12ACUTR is well suited for use in portable products such as MP3 players, cell phones and digital cameras, as well as in applications with high-efficiency power supplies. For example, it is commonly used in automotive and industrial systems, which require a stable power supply over a wide temperature range.

Working Principle

The basic operating principle of theL79L12ACUTR is to regulate the input voltage to a desired output voltage. It achieves this by controlling the current flow between its input and output pins. It senses the current flowing through the device and adjusts the internal resistance to maintain the desired output voltage.TheL79L12ACUTR is capable of handling high transient currents and has excellent protection against over-current, short circuit and reverse voltage conditions. It also features low ripple, fast transient response and low output voltage offset. It also is designed with foldback current limiting which helps maintain a constant power dissipation.

Conclusion

TheL79L12ACUTR is an effective voltage regulator that can be used in a variety of applications. It is capable of providing a consistent voltage output over a wide range of temperatures and conditions. Its fold-back current limiting capability, low ripple, and fast transient response make it an ideal choice for portable products, automotive systems, and industrial control systems. With its excellent protection features, it can be a reliable and dependable choice for many applications.

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