사양
| 속성 | 가치 |
| Package / Case | Bulk |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 16V |
| Voltage - Output (Min/Fixed) | 1V |
| Voltage - Output (Max) | 5.5V |
| Voltage Dropout (Max) | 1.1V @ 800mA |
| Current - Output | 800mA |
| Current - Quiescent (Iq) | 1.5 mA |
| Current - Supply (Max) | 15 mA |
| PSRR | 60dB (1kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The LP3878SD-ADJ/NOPB is a low-dropout (LDO) linear voltage regulator designed by Texas Instruments. It is known for its high performance, providing a stable output voltage with low noise and fast transient response, making it suitable for powering sensitive electronics. This adjustable version allows the output voltage to be set via external resistors, offering flexibility for various applications.
Key features include a dropout voltage of 0.5V at full load, an output current capability of up to 800 mA, and a wide input voltage range. It also includes protection features such as current limiting and thermal shutdown to ensure reliability and safety under different operating conditions. Packaged in a small, thermally efficient SOIC-8 package, the LP3878SD-ADJ/NOPB is ideal for use in space-constrained applications like portable devices, communication equipment, and industrial electronics. With its balance of performance and protection, it is a versatile choice for engineers needing a dependable voltage regulation solution.
Key features include a dropout voltage of 0.5V at full load, an output current capability of up to 800 mA, and a wide input voltage range. It also includes protection features such as current limiting and thermal shutdown to ensure reliability and safety under different operating conditions. Packaged in a small, thermally efficient SOIC-8 package, the LP3878SD-ADJ/NOPB is ideal for use in space-constrained applications like portable devices, communication equipment, and industrial electronics. With its balance of performance and protection, it is a versatile choice for engineers needing a dependable voltage regulation solution.
Equivalent
The LP3878SD-ADJ/NOPB is a low-dropout (LDO) linear voltage regulator. Equivalent products with similar specifications include:
1. TPS73501 - by Texas Instruments
2. MIC5504 - by Microchip Technology
3. ADP3339 - by Analog Devices
4. LT1763 - by Analog Devices (formerly Linear Technology)
5. NCP566 - by ON Semiconductor
These equivalents may vary slightly in terms of features and performance, so be sure to verify the specifications for your application.
1. TPS73501 - by Texas Instruments
2. MIC5504 - by Microchip Technology
3. ADP3339 - by Analog Devices
4. LT1763 - by Analog Devices (formerly Linear Technology)
5. NCP566 - by ON Semiconductor
These equivalents may vary slightly in terms of features and performance, so be sure to verify the specifications for your application.
Features
The LP3878SD-ADJ/NOPB is a low-dropout (LDO) linear voltage regulator from Texas Instruments. Key features include:
1. Adjustable Output Voltage: It allows for a customizable output voltage ranging from 1.8V to 5.0V, accommodating various application needs.
2. High Output Current: Capable of delivering up to 800 mA, making it suitable for powering demanding loads.
3. Low Dropout Voltage: Ensures efficient operation with a dropout voltage typically as low as 0.6V.
4. Precision: Provides high output voltage accuracy, which is critical for applications requiring tight voltage regulation.
5. Fast Transient Response: Quickly responds to changes in load, maintaining stability and performance.
6. Protection Features: Includes current limiting and thermal shutdown to protect the device and load from damage.
7. Low Quiescent Current: Consumes minimal quiescent current, enhancing battery life in portable applications.
8. Package: Available in a thermally enhanced surface-mount package, aiding in efficient heat dissipation.
These features make the LP3878SD-ADJ/NOPB suitable for applications in consumer electronics, industrial systems, and other areas requiring reliable power regulation.
1. Adjustable Output Voltage: It allows for a customizable output voltage ranging from 1.8V to 5.0V, accommodating various application needs.
2. High Output Current: Capable of delivering up to 800 mA, making it suitable for powering demanding loads.
3. Low Dropout Voltage: Ensures efficient operation with a dropout voltage typically as low as 0.6V.
4. Precision: Provides high output voltage accuracy, which is critical for applications requiring tight voltage regulation.
5. Fast Transient Response: Quickly responds to changes in load, maintaining stability and performance.
6. Protection Features: Includes current limiting and thermal shutdown to protect the device and load from damage.
7. Low Quiescent Current: Consumes minimal quiescent current, enhancing battery life in portable applications.
8. Package: Available in a thermally enhanced surface-mount package, aiding in efficient heat dissipation.
These features make the LP3878SD-ADJ/NOPB suitable for applications in consumer electronics, industrial systems, and other areas requiring reliable power regulation.
Pinout
The LP3878SD-ADJ/NOPB is a low-dropout (LDO) voltage regulator from Texas Instruments. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. IN: Input voltage supply pin.
2. OUT: Regulated output voltage.
3. GND: Ground connection.
4. ADJ: Adjust pin used to set the output voltage.
5. EN: Enable pin to turn the device on or off.
6. NC: No connection, typically not used.
7. NC: No connection, typically not used.
8. NC: No connection, typically not used.
The device is designed to provide a precise output voltage that can be adjusted using external resistors connected to the ADJ pin. It is commonly used in applications requiring efficient power regulation with minimal voltage drop across the regulator.
1. IN: Input voltage supply pin.
2. OUT: Regulated output voltage.
3. GND: Ground connection.
4. ADJ: Adjust pin used to set the output voltage.
5. EN: Enable pin to turn the device on or off.
6. NC: No connection, typically not used.
7. NC: No connection, typically not used.
8. NC: No connection, typically not used.
The device is designed to provide a precise output voltage that can be adjusted using external resistors connected to the ADJ pin. It is commonly used in applications requiring efficient power regulation with minimal voltage drop across the regulator.
Manufacturer
The LP3878SD-ADJ/NOPB is manufactured by Texas Instruments (TI). TI is a global semiconductor design and manufacturing company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world, producing a wide range of products including analog chips, digital signal processors, and microcontrollers. TI serves various industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in the field of electronics and has a strong focus on research and development to advance technology and deliver high-performance solutions.
Application
The LP3878SD-ADJ/NOPB is a low-dropout voltage regulator designed for various applications. Its key application areas include powering sensitive electronics in consumer electronics, telecommunications, and industrial equipment. It's suitable for use in battery-powered devices due to its low dropout voltage and efficient power regulation, ensuring extended battery life. Additionally, it is commonly used in applications requiring precise voltage regulation, such as in microcontrollers, DSPs, and FPGA power supplies. The device's adjustable output voltage feature makes it versatile for custom voltage requirements in different circuits. Its robust design also makes it useful in automotive electronics, where reliability and stability are crucial.
Package
The LP3878SD-ADJ/NOPB is a fixed output voltage linear voltage regulator packaged in the TO-263 surface-mount package.
