
Allicdata Part #: | LP38843T-0.8/NOPB-ND |
Manufacturer Part#: |
LP38843T-0.8/NOPB |
Price: | $ 2.03 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC REG LINEAR 0.8V 3A TO220-5 |
More Detail: | Linear Voltage Regulator IC Positive Fixed 1 Outpu... |
DataSheet: | ![]() |
Quantity: | 1000 |
180 +: | $ 1.84275 |
Specifications
Current - Output: | 3A |
Base Part Number: | LP38843 |
Supplier Device Package: | TO-220-5 |
Package / Case: | TO-220-5 |
Mounting Type: | Through Hole |
Operating Temperature: | -40°C ~ 125°C |
Protection Features: | Over Current, Over Temperature, Short Circuit |
Control Features: | Enable |
PSRR: | 80dB ~ 65dB (120Hz ~ 1kHz) |
Current - Supply (Max): | 40mA |
Current - Quiescent (Iq): | 30µA |
Series: | -- |
Voltage Dropout (Max): | 0.5V @ 3A |
Voltage - Output (Max): | -- |
Voltage - Output (Min/Fixed): | 0.8V |
Voltage - Input (Max): | 5.5V |
Number of Regulators: | 1 |
Output Type: | Fixed |
Output Configuration: | Positive |
Part Status: | Active |
Packaging: | Tube |
Description
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LP38843T-0.8/NOPB Application Field and Working Principle
Introduction to the LP38843T-0.8/NOPB:
The LP38843T-0.8/NOPB is a 3-channel non-differential linear voltage regulator from Texas Instruments. It features high accuracy of 1.2% and low quiescent current of 10µA. It can be configured with any output voltage up to 1.8V. The device also has a wide input voltage range of up to 4.5V. It is suitable for application in both low power and low noise systems, where tight regulation of output voltage is critical.Application Field:
The LP38843T-0.8/NOPB belongs to the PMIC - Voltage Regulators - Linear category and has a wide range of applications in the field of portable and embedded electronics. It is commonly used in cell phones, laptop computers, routers, and other low power mobile devices. It can be used to regulate output voltage for DC-DC converters and input voltage for LED lighting systems. It is particularly suitable for use in small form-factor portable devices.Working Principle of the LP38843T-0.8/NOPB:
The working principle of the LP38843T-0.8/NOPB is based on two main components: Internal Voltage Regulator and Output Voltage Control.The internal voltage regulator of the LP38843T-0.8/NOPB is used to control the output voltage by regulating the current. The output voltage is controlled by the feedback path which is based on the error amplifier. The error amplifier has two inputs: the reference voltage which is set externally and the output voltage feedback signal. The output voltage is regulated by comparing these two signals and controlling the current in the output transistors.The LP38843T-0.8/NOPB also has several protection features, including an overcurrent protection circuit which is used to limit the output current and an overvoltage protection circuit which is used to limit the output voltage. In addition, it also has a thermal shutdown which is used to protect the device from over-temperature conditions.Conclusion:
The LP38843T-0.8/NOPB from Texas Instruments is a 3-channel non-differential linear voltage regulator. It is designed to accurately regulate output voltage with high accuracy and low quiescent current. It is suitable for use in low power and low noise applications, and is commonly used in devices such as cell phones, laptop computers, routers, and other portable electronics devices. The internal voltage regulator and output voltage control of the device are based on the error amplifier. In addition, the device is also protected from over-temperature, overvoltage, and overcurrent conditions.The specific data is subject to PDF, and the above content is for reference
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