規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.8V |
| VoltageDropout(Max) | 0.38V @ 300mA |
| Current-Output | 300mA |
| Current-Quiescent(Iq) | 55 µA |
| Current-Supply(Max) | 370 µA |
| PSRR | 68dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
概述
Description
The TLV70218DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is part of the TLV702 series, which is known for its low quiescent current, making it suitable for battery-powered and portable applications. The device provides a fixed output voltage of 1.8V and can supply up to 300 mA of output current. It operates with an input voltage range from 2V to 5.5V.
The TLV70218DBVR features a fast start-up time and excellent transient response, ensuring stable operation under varying load conditions. It also includes thermal shutdown and current limit protection to enhance reliability. The SOT-23-5 package of this LDO regulator allows for compact design implementations, making it ideal for space-constrained applications. With an ultra-low dropout voltage and low output noise, it is especially beneficial for powering noise-sensitive components in handheld and RF applications. The device is designed to be stable with a wide range of output capacitors, providing flexibility in circuit design.
The TLV70218DBVR features a fast start-up time and excellent transient response, ensuring stable operation under varying load conditions. It also includes thermal shutdown and current limit protection to enhance reliability. The SOT-23-5 package of this LDO regulator allows for compact design implementations, making it ideal for space-constrained applications. With an ultra-low dropout voltage and low output noise, it is especially beneficial for powering noise-sensitive components in handheld and RF applications. The device is designed to be stable with a wide range of output capacitors, providing flexibility in circuit design.
Equivalent
The TLV70218DBVR is a 1.8V fixed output, low-dropout (LDO) linear regulator from Texas Instruments. Equivalent products include:
1. Microchip MCP1700T-1802E/TT
2. ON Semiconductor NCP4682DSQ18T1G
3. Analog Devices ADP160AUJZ-1.8R7
4. AMS1117-1.8V (though AMS1117 is typically adjustable, fixed versions exist)
Always verify electrical specifications and package compatibility when choosing an alternative.
1. Microchip MCP1700T-1802E/TT
2. ON Semiconductor NCP4682DSQ18T1G
3. Analog Devices ADP160AUJZ-1.8R7
4. AMS1117-1.8V (though AMS1117 is typically adjustable, fixed versions exist)
Always verify electrical specifications and package compatibility when choosing an alternative.
Features
The TLV70218DBVR is a low-dropout (LDO) linear voltage regulator designed for low-power applications. It features a fixed output voltage of 1.8V and can supply up to 300mA of output current. The device is characterized by its low quiescent current, typically around 31 µA, making it suitable for battery-operated devices. It also boasts a low dropout voltage, which is crucial for extending battery life in portable electronics.
Key features include high power-supply rejection ratio (PSRR) for stable output in noisy supply environments, and fast start-up time, ensuring quick readiness for operation. The TLV70218DBVR supports a wide input voltage range from 2.2V to 5.5V, allowing flexibility in supply voltage. It also includes thermal shutdown and overcurrent protection to prevent damage from excessive heat and load conditions.
Packaged in a compact SOT-23-5 package, it is designed for use in space-constrained applications. Overall, the TLV70218DBVR is ideal for applications requiring efficient, reliable power regulation in compact devices.
Key features include high power-supply rejection ratio (PSRR) for stable output in noisy supply environments, and fast start-up time, ensuring quick readiness for operation. The TLV70218DBVR supports a wide input voltage range from 2.2V to 5.5V, allowing flexibility in supply voltage. It also includes thermal shutdown and overcurrent protection to prevent damage from excessive heat and load conditions.
Packaged in a compact SOT-23-5 package, it is designed for use in space-constrained applications. Overall, the TLV70218DBVR is ideal for applications requiring efficient, reliable power regulation in compact devices.
Pinout
The TLV70218DBVR is a low-dropout (LDO) linear voltage regulator from Texas Instruments. It comes in a 5-pin SOT-23 package.
Here are the pin functions:
1. IN: Input voltage supply. This is where the unregulated input voltage is applied.
2. GND: Ground. This is the common ground pin for the input and output.
3. EN: Enable. This pin is used to enable or disable the LDO. When pulled high, the device is enabled, and when pulled low, it is in shutdown mode.
4. NC: No Connect. This pin is not electrically connected inside the device and can be left floating or connected to ground.
5. OUT: Output voltage. This is the regulated output voltage pin where the stable 1.8V output is provided.
The TLV70218DBVR is designed to provide a fixed output voltage of 1.8V with low dropout voltage and efficient performance, making it suitable for battery-powered and portable applications.
Here are the pin functions:
1. IN: Input voltage supply. This is where the unregulated input voltage is applied.
2. GND: Ground. This is the common ground pin for the input and output.
3. EN: Enable. This pin is used to enable or disable the LDO. When pulled high, the device is enabled, and when pulled low, it is in shutdown mode.
4. NC: No Connect. This pin is not electrically connected inside the device and can be left floating or connected to ground.
5. OUT: Output voltage. This is the regulated output voltage pin where the stable 1.8V output is provided.
The TLV70218DBVR is designed to provide a fixed output voltage of 1.8V with low dropout voltage and efficient performance, making it suitable for battery-powered and portable applications.
Manufacturer
The TLV70218DBVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company headquartered in Dallas, Texas. It is one of the largest and oldest semiconductor companies in the world. TI designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company is known for its development of analog chips and embedded processors, which are essential components in a wide range of electronic devices. Texas Instruments operates in a variety of sectors, including industrial, automotive, personal electronics, communications, and enterprise systems. The company is committed to innovation and is heavily involved in research and development, ensuring a continuous evolution of its product offerings to meet the demands of a rapidly changing technological landscape.
Application
The TLV70218DBVR is a low-dropout (LDO) linear regulator commonly used in applications requiring efficient power management. Key application areas include:
1. Consumer Electronics: Used for powering microcontrollers, sensors, and wireless modules in devices like smartphones, tablets, and wearables.
2. Industrial Equipment: Suitable for providing stable voltage in control systems and instrumentation.
3. Medical Devices: Employed in low-power medical applications due to its precision and reliability.
4. Telecommunications: Powers components in networking equipment and communication devices.
5. Automotive: Used in infotainment systems and other in-vehicle electronics requiring low-noise power supply.
Its low quiescent current and wide input voltage range make it ideal for battery-operated devices.
1. Consumer Electronics: Used for powering microcontrollers, sensors, and wireless modules in devices like smartphones, tablets, and wearables.
2. Industrial Equipment: Suitable for providing stable voltage in control systems and instrumentation.
3. Medical Devices: Employed in low-power medical applications due to its precision and reliability.
4. Telecommunications: Powers components in networking equipment and communication devices.
5. Automotive: Used in infotainment systems and other in-vehicle electronics requiring low-noise power supply.
Its low quiescent current and wide input voltage range make it ideal for battery-operated devices.
Package
The TLV70218DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a SOT-23-5 package, which is a small surface-mount package suitable for space-constrained applications.
