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LP3965EMP-ADJ
IC REG LIN POS ADJ 1.5A SOT223-5
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規格
| Part Status | Obsolete |
| Base Product Number | LP3965 |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 7V |
| Voltage - Output (Min/Fixed) | 1.216V |
| Voltage - Output (Max) | 5.1V |
| Voltage Dropout (Max) | 0.55V @ 1.5A |
| Current - Output | 1.5A |
| Current - Quiescent (Iq) | 9 mA |
| Current - Supply (Max) | 15 mA |
| PSRR | 60dB ~ 40dB (120Hz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package | TO-261-5, TO-261AB |
| Supplier Device Package | SOT-223-5 |
| Packaging | Bulk, Tape & Reel (TR) |
概述
Description
The LP3965EMP-ADJ is a low-dropout (LDO) voltage regulator designed to provide a regulated output voltage from a higher input voltage. It is adjustable, meaning the output voltage can be set to a desired level using external resistors. This component is ideal for applications requiring low noise, high precision, and low power consumption, such as in portable devices and battery-powered systems.
The LP3965EMP-ADJ features a low dropout voltage, which allows it to maintain regulation even when the input and output voltages are very close. It also includes protections like current limiting and thermal shutdown to prevent damage under fault conditions. The device typically comes in a small surface-mount package, making it suitable for compact circuit designs.
Applications for the LP3965EMP-ADJ include powering microprocessors, digital circuits, and RF applications where low noise and stable voltage are critical. Its efficiency and reliability make it a common choice for engineers designing circuits that require precise voltage regulation under variable loads.
The LP3965EMP-ADJ features a low dropout voltage, which allows it to maintain regulation even when the input and output voltages are very close. It also includes protections like current limiting and thermal shutdown to prevent damage under fault conditions. The device typically comes in a small surface-mount package, making it suitable for compact circuit designs.
Applications for the LP3965EMP-ADJ include powering microprocessors, digital circuits, and RF applications where low noise and stable voltage are critical. Its efficiency and reliability make it a common choice for engineers designing circuits that require precise voltage regulation under variable loads.
Features
The LP3965EMP-ADJ is a linear voltage regulator designed for applications requiring precision voltage regulation and low dropout performance. Here are some key features:
1. Adjustable Output Voltage: The device allows customization of the output voltage, making it versatile for different applications.
2. Low Dropout Voltage: The LP3965EMP-ADJ offers a minimal voltage difference between input and output for efficient operation, especially useful in battery-powered devices.
3. High Accuracy: It provides precise output voltage regulation, essential for sensitive electronic circuits.
4. Current Capability: Typically supports output currents up to 1.5A, suitable for moderate power applications.
5. Thermal Protection: Includes features to protect against overheating, ensuring reliability and safety in high-power conditions.
6. Short-Circuit Protection: Protects the device and connected components from damage due to output short circuits.
7. Small Package Size: Available in a compact package, making it ideal for space-constrained designs.
These features make the LP3965EMP-ADJ suitable for various applications, including consumer electronics, telecommunications, and industrial systems, where reliable power regulation is crucial.
1. Adjustable Output Voltage: The device allows customization of the output voltage, making it versatile for different applications.
2. Low Dropout Voltage: The LP3965EMP-ADJ offers a minimal voltage difference between input and output for efficient operation, especially useful in battery-powered devices.
3. High Accuracy: It provides precise output voltage regulation, essential for sensitive electronic circuits.
4. Current Capability: Typically supports output currents up to 1.5A, suitable for moderate power applications.
5. Thermal Protection: Includes features to protect against overheating, ensuring reliability and safety in high-power conditions.
6. Short-Circuit Protection: Protects the device and connected components from damage due to output short circuits.
7. Small Package Size: Available in a compact package, making it ideal for space-constrained designs.
These features make the LP3965EMP-ADJ suitable for various applications, including consumer electronics, telecommunications, and industrial systems, where reliable power regulation is crucial.
Package
The LP3965EMP-ADJ is a voltage regulator packaged in an 8-pin Power-Enhanced MSOP (Mini Small Outline Package), also known as an MSOP-PowerPAD. This package is designed to provide improved thermal performance and is suitable for applications requiring efficient heat dissipation.
Pinout
The LP3965EMP-ADJ is a low-dropout (LDO) linear voltage regulator. It typically comes in a small surface-mount package, such as the SOT-223 or TO-252, featuring a 3-pin configuration. Here’s a brief summary of its pin functions:
1. VIN: This pin is for the input voltage, where the supply voltage is connected.
2. VOUT: This pin provides the regulated output voltage.
3. ADJ: This pin allows for the adjustment of the output voltage. By connecting resistors between this pin and the VOUT and GND, you can set the desired output voltage level.
The LP3965EMP-ADJ is designed for applications requiring efficient voltage regulation with minimal power dissipation and a low dropout voltage. It is commonly used in portable devices and other applications where space is limited.
1. VIN: This pin is for the input voltage, where the supply voltage is connected.
2. VOUT: This pin provides the regulated output voltage.
3. ADJ: This pin allows for the adjustment of the output voltage. By connecting resistors between this pin and the VOUT and GND, you can set the desired output voltage level.
The LP3965EMP-ADJ is designed for applications requiring efficient voltage regulation with minimal power dissipation and a low dropout voltage. It is commonly used in portable devices and other applications where space is limited.
Manufacturer
The LP3965EMP-ADJ is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. Their products include integrated circuits, processors, and various other electronic components used in a multitude of applications across industries such as automotive, industrial, personal electronics, and communications. TI is known for its innovation and contributions to the electronics and semiconductor industries.
Application
The LP3965EMP-ADJ is a low-dropout (LDO) linear voltage regulator. Its application areas include powering microcontrollers, digital signal processors (DSPs), and other digital circuits in consumer electronics, telecommunications equipment, and industrial applications. It's particularly useful in systems requiring stable and precise voltage regulation with minimal power dissipation. Its adjustable output makes it suitable for various voltage requirements, enhancing its versatility in different electronic designs.
Equivalent
The LP3965EMP-ADJ is a low dropout linear voltage regulator. Equivalent products include the LM317 series, LD1117-ADJ, MIC29150-5.0WT, and LT1963A-ADJ, among others. These alternatives provide similar functionalities such as adjustable output voltage and low dropout characteristics. When selecting an equivalent, ensure it meets your specific voltage, current, and thermal requirements.
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