NJM78L02L2A

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	1
Voltage - Input (Max):	30V
Voltage - Output (Min/Fixed):	2.6V
Voltage - Output (Max):	--
Voltage Dropout (Max):	--
Current - Output:	100mA
Current - Quiescent (Iq):	6mA
PSRR:	73dB (120Hz)
Control Features:	--
Protection Features:	Over Temperature, Short Circuit
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:	TO-92-3

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NJM78L02L2A is a positive voltage regulator for applications such as digital television, video recorders, video games and LCDs. In addition, it is suitable for use in management and power control circuits that require a low dropout voltage source. It is from the family of linear voltage regulators, specifically a Positive Voltage Regulator.Linear voltage regulators are voltage source regulating units. A linear voltage regulator is a device that outputs a constant voltage with respect to the output voltage, regardless of input voltage and load current variations. It can be used to regulate the output voltage for a device or to power supply multiple circuits. Linear voltage regulators have the advantage of being relatively inexpensive and can provide a wide range of voltages depending on the type of device.The NJM78L02L2A is a 78L02 2A 5V positive voltage regulator. It is designed to provide a regulated voltage output of 5V while handling input voltages up to 24V. The regulator is designed to handle up to 2A of current, but it may be limited by thermal design and power dissipation. The regulator has a dropout voltage of only 1.3V at a 2A load current, making it suitable for applications that require a low dropout voltage source.The NJM78L02L2A can be used for a wide range of applications. It is suitable for digital television, video recorders, video games, LCDs, smart phone power management and control circuits. Additionally, it can be used for power regulation and monitoring circuits and for voltage regulation in automotive and industrial applications.The NJM78L02L2A is a relatively simple device and employs a stable and well understood design. It consists of two transistors, two resistors, two capacitors and two diodes. These components are arranged in a simple configuration to provide an accurate and stable output voltage.The operation of the regulator is based on the fact that the voltage across a transistor is the same as the voltage across a zener diode. The zener diode acts as a reference and any increase in input voltage will cause an increase in the output voltage via the transistor\'s base-emitter junction. The two resistors, R1 and R2, are used to set the output voltage. When the voltage across the zener diode is at the predetermined output voltage level, the transistor is shut off. This keeps the output voltage regulated and stable.The NJM78L02L2A provides a high degree of flexibility and can be used in a variety of applications. Its small size and wide input voltage range make it ideal for use in management and power control circuits where a low dropout voltage source is needed. It is a reliable, cost-effective solution, and has become a popular choice among designers.

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