사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Obsolete |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 7V |
| Voltage-Output(Min/Fixed) | 1.8V |
| VoltageDropout(Max) | 0.55V @ 1.5A |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 9 mA |
| Current-Supply(Max) | 15 mA |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-261-5, TO-261AB |
개요
Description
The LP3965EMP-1.8 is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 1.8 volts. It offers high precision and low noise, making it suitable for sensitive electronic applications. The component typically operates with an input voltage range generally above 1.8 volts and is capable of delivering a specified maximum output current, often in the realm of hundreds of milliamps.
Key features of the LP3965EMP-1.8 include its high power supply rejection ratio (PSRR) and low quiescent current, which contribute to efficient performance and battery life conservation in portable devices. The device also includes built-in protection features such as thermal shutdown and current limiting to prevent damage under fault conditions.
The LP3965EMP-1.8 is commonly used in applications requiring a precise and stable voltage supply, such as microcontrollers, digital circuits, and RF components. Its compact packaging allows for use in space-constrained environments, making it suitable for both consumer electronics and industrial applications.
Key features of the LP3965EMP-1.8 include its high power supply rejection ratio (PSRR) and low quiescent current, which contribute to efficient performance and battery life conservation in portable devices. The device also includes built-in protection features such as thermal shutdown and current limiting to prevent damage under fault conditions.
The LP3965EMP-1.8 is commonly used in applications requiring a precise and stable voltage supply, such as microcontrollers, digital circuits, and RF components. Its compact packaging allows for use in space-constrained environments, making it suitable for both consumer electronics and industrial applications.
Equivalent
The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator. Equivalent products would include other LDO regulators with similar specifications, such as output voltage (1.8V), current rating, and package type. Some possible alternatives might be:
1. TI's TPS79918 (1.8V)
2. Microchip's MCP1700-1802E
3. ON Semiconductor's NCP1117DT18G
Ensure compatibility by checking datasheets for detailed specifications like dropout voltage, load regulation, and thermal performance.
1. TI's TPS79918 (1.8V)
2. Microchip's MCP1700-1802E
3. ON Semiconductor's NCP1117DT18G
Ensure compatibility by checking datasheets for detailed specifications like dropout voltage, load regulation, and thermal performance.
Features
The LP3965EMP-1.8 is a low-dropout (LDO) linear voltage regulator designed to provide a fixed output voltage of 1.8V. Key features include:
1. High Accuracy: Offers precise output voltage regulation.
2. Low Dropout Voltage: Ensures efficient performance even with a small difference between input and output voltages.
3. Low Noise: Helps in maintaining a stable output, which is critical for sensitive applications.
4. Fast Transient Response: Quickly reacts to changes in load conditions.
5. Current Limiting: Provides protection by limiting the output current to prevent excessive power dissipation.
6. Thermal Shutdown: Protects the device by shutting it down if the operating temperature exceeds safe limits.
7. Enable Pin: Allows for easy on/off control of the regulator.
8. Compact Package: Available in a small package size, making it suitable for space-constrained applications.
9. Wide Input Voltage Range: Can operate over a broad range of input voltages, enhancing versatility.
These features make the LP3965EMP-1.8 suitable for various applications, including portable electronics and battery-powered devices.
1. High Accuracy: Offers precise output voltage regulation.
2. Low Dropout Voltage: Ensures efficient performance even with a small difference between input and output voltages.
3. Low Noise: Helps in maintaining a stable output, which is critical for sensitive applications.
4. Fast Transient Response: Quickly reacts to changes in load conditions.
5. Current Limiting: Provides protection by limiting the output current to prevent excessive power dissipation.
6. Thermal Shutdown: Protects the device by shutting it down if the operating temperature exceeds safe limits.
7. Enable Pin: Allows for easy on/off control of the regulator.
8. Compact Package: Available in a small package size, making it suitable for space-constrained applications.
9. Wide Input Voltage Range: Can operate over a broad range of input voltages, enhancing versatility.
These features make the LP3965EMP-1.8 suitable for various applications, including portable electronics and battery-powered devices.
Pinout
The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator from Texas Instruments. It typically comes in a SOT-223 package, which has a 4-pin configuration. The key functions and pin details are:
1. VIN: The input voltage pin where the unregulated input voltage is applied.
2. VOUT: The output voltage pin where the regulated 1.8V output is provided.
3. GND: The ground pin, serving as the reference point for the input and output voltages.
4. NC: No Connection or sometimes used for additional ground (dependent on specific design and PCB layout considerations).
The primary function of this LDO is to provide a stable 1.8V output from a higher input voltage, ensuring minimal voltage drop and efficient power regulation for electronic circuits.
1. VIN: The input voltage pin where the unregulated input voltage is applied.
2. VOUT: The output voltage pin where the regulated 1.8V output is provided.
3. GND: The ground pin, serving as the reference point for the input and output voltages.
4. NC: No Connection or sometimes used for additional ground (dependent on specific design and PCB layout considerations).
The primary function of this LDO is to provide a stable 1.8V output from a higher input voltage, ensuring minimal voltage drop and efficient power regulation for electronic circuits.
Manufacturer
The LP3965EMP-1.8 is a device manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, analog and embedded processing semiconductors. TI is known for its innovation in developing chips that are used in various electronic applications, ranging from consumer electronics and automotive systems to industrial equipment and communications technology. The company is headquartered in Dallas, Texas, and has a significant presence in the global electronics industry.
Application
The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator designed for applications requiring precise voltage regulation. Common application areas include:
1. Consumer Electronics: Provides stable power for devices like smartphones, tablets, and portable media players.
2. Industrial Equipment: Ensures consistent voltage in sensors and control systems.
3. Networking Devices: Powers routers, switches, and other network infrastructure components.
4. Telecommunications: Supports stable performance in communication devices.
5. Battery-Powered Devices: Extends battery life in portable gadgets through efficient power management.
6. Automotive Systems: Used in infotainment and navigation systems for reliable performance.
The LP3965EMP-1.8 is valued for its efficiency, low dropout voltage, and small form factor.
1. Consumer Electronics: Provides stable power for devices like smartphones, tablets, and portable media players.
2. Industrial Equipment: Ensures consistent voltage in sensors and control systems.
3. Networking Devices: Powers routers, switches, and other network infrastructure components.
4. Telecommunications: Supports stable performance in communication devices.
5. Battery-Powered Devices: Extends battery life in portable gadgets through efficient power management.
6. Automotive Systems: Used in infotainment and navigation systems for reliable performance.
The LP3965EMP-1.8 is valued for its efficiency, low dropout voltage, and small form factor.
Package
The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator typically packaged in an 8-pin PSOP (Plastic Small Outline Package) or a similar form factor, designed for efficient voltage regulation in compact electronic circuits.
