Allicdata Part #: | LM317LZRA-ND |
Manufacturer Part#: |
LM317LZRA |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | ON Semiconductor |
Short Description: | IC REG LIN POS ADJ 100MA TO92-3 |
More Detail: | Linear Voltage Regulator IC Positive Adjustable 1 ... |
DataSheet: | LM317LZRA Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Specifications
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Obsolete |
Output Configuration: | Positive |
Output Type: | Adjustable |
Number of Regulators: | 1 |
Voltage - Input (Max): | 40V |
Voltage - Output (Min/Fixed): | 1.2V |
Voltage - Output (Max): | 37V |
Voltage Dropout (Max): | -- |
Current - Output: | 100mA |
Current - Quiescent (Iq): | 10mA |
PSRR: | 80dB (120Hz) |
Control Features: | -- |
Protection Features: | Over Current, Over Temperature |
Operating Temperature: | 0°C ~ 125°C |
Mounting Type: | Through Hole |
Package / Case: | TO-226-3, TO-92-3 (TO-226AA) (Formed Leads) |
Supplier Device Package: | TO-92-3 |
Base Part Number: | LM317L |
Description
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LM317LZRA Application Field and Working Principle
IntroductionThe LM317LZRA is a 3-terminal adjustable voltage regulator designed specifically for use in positive voltage regulation applications. It is designed to provide high accuracies and low output noise. The LM317LZRA can provide output voltage regulation with a voltage range of 1.2 volts to 37 volts.FeaturesThe LM317LZRA has several features that make it suitable for use in a wide range of applications. These features include:• High current output capability of up to 12A• Low dropout voltage of 0.5V• High accuracy voltage regulation of 1% over line and load• High output noise rejection ratio of 10 µV/V• Output voltage adjustable from 1.2V to 37V• Temperature compensated for drift and temperature stability• Short circuit protection• Low power consumption• Low standby current of 0.01µAApplication FieldsThe LM317LZRA is used in a variety of applications where a low dropout voltage, high current capability, and high accuracy voltage regulation are required. These applications include:• Battery powered equipment• Notebook computers• Automotive applications• Power supplies• Switch mode power supplies• DC/DC converters• Voltage regulatorsWorking PrincipleThe LM317LZRA is an adjustable linear voltage regulator. It is a three-terminal device that can provide a regulated output voltage between 1.2 V and 37V.The LM317LZRA works on the principle of voltage regulation. It is designed to regulate the input voltage applied to its input terminals. The output voltage of the LM317LZRA is regulated by the voltage difference between its input pins and its output pin.The LM317LZRA consists of an internal reference voltage source, an amplifier, and a series pass device. The reference voltage source is a stable voltage reference that supplies the voltage needed to regulate the output voltage of the LM317LZRA. The amplifier compares the reference voltage to the feedback reference voltage and adjusts the output voltage accordingly. The series pass device is a resistor or MOSFET that is connected between the output pin of the LM317LZRA and its ground pin. The series pass device limits the output current to the LM317LZRA.ConclusionThe LM317LZRA is a versatile 3-terminal adjustable voltage regulator designed for use in positive voltage regulation applications. It offers a wide range of features including a low dropout voltage, high current capability, and high accuracy voltage regulation. It is suited for use in a variety of applications such as battery powered equipment, notebook computers, automotive applications, power supplies, switch mode power supplies, DC/DC converters, and voltage regulators. The LM317LZRA works on the principle of voltage regulation and consists of an internal reference voltage source, an amplifier, and a series pass device.The specific data is subject to PDF, and the above content is for reference
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