Hình ảnh chỉ để tham khảo
LP2981-50DBVR
+BOMIC REG LINEAR 5V 100MA SOT23-5
-
Nhà sản xuấtTexas Dụng cụ
-
Ông. Phần #LP2981-50DBVR
-
Bảng dữ liệu LP2981-50DBVR DataSheet
-
Gói SOT-23 (DBV)-5
-
Có sẵn7768
365 Đảm bảo chất lượng ngày
7*24 giờ dịch vụ quarantee
90-Bảo hành sau bán hàng ngày
Bảo hành sản phẩm chính xác
Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 0.37V @ 100mA |
| Current-Output | 100mA |
| Current-Quiescent(Iq) | 95 µA |
| Current-Supply(Max) | 1.7 mA |
| PSRR | 63dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
Tổng quan
Description
The LP2981-50DBVR is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage of 5.0 volts, making it suitable for a wide range of applications, including battery-powered devices and portable electronics. The component features a low quiescent current, which helps to extend battery life in portable applications. It also boasts high accuracy and excellent load and line regulation, ensuring reliable performance under varying conditions.
The LP2981-50DBVR comes in a small SOT-23 package, which is ideal for space-constrained designs. It includes various protection features such as current limiting and thermal protection, enhancing its reliability and durability. The device's low dropout voltage ensures efficient operation even when there is a small difference between input and output voltages, making it effective for applications requiring low power consumption. Overall, the LP2981-50DBVR is a versatile and efficient solution for managing power supply needs in compact electronic systems.
The LP2981-50DBVR comes in a small SOT-23 package, which is ideal for space-constrained designs. It includes various protection features such as current limiting and thermal protection, enhancing its reliability and durability. The device's low dropout voltage ensures efficient operation even when there is a small difference between input and output voltages, making it effective for applications requiring low power consumption. Overall, the LP2981-50DBVR is a versatile and efficient solution for managing power supply needs in compact electronic systems.
Equivalent
The LP2981-50DBVR is a low-dropout (LDO) linear voltage regulator. Equivalent products include:
1. MIC5205-5.0YM5 by Microchip Technology
2. TLV70250DBVR by Texas Instruments
3. ADP3339AKCZ-5.0-RL7 by Analog Devices
4. NCP551SN50T1G by ON Semiconductor
5. MCP1700-5002E/TO by Microchip Technology
These regulators have similar voltage and current specifications suitable for applications requiring a 5V output. Always check datasheets for exact specifications and pin compatibility.
1. MIC5205-5.0YM5 by Microchip Technology
2. TLV70250DBVR by Texas Instruments
3. ADP3339AKCZ-5.0-RL7 by Analog Devices
4. NCP551SN50T1G by ON Semiconductor
5. MCP1700-5002E/TO by Microchip Technology
These regulators have similar voltage and current specifications suitable for applications requiring a 5V output. Always check datasheets for exact specifications and pin compatibility.
Features
The LP2981-50DBVR is a low-dropout (LDO) voltage regulator designed to provide a fixed output voltage of 5.0V. Key features include:
1. Low Dropout Voltage: Typically around 280 mV at 100 mA load, which allows for efficient operation close to the output voltage level.
2. Output Current: Capable of sourcing up to 100 mA of output current.
3. Low Quiescent Current: Ensures minimal power consumption during standby, making it suitable for battery-powered applications.
4. High Accuracy: Offers an output voltage accuracy typically within ±1.5%, ensuring precise voltage regulation.
5. Thermal and Overcurrent Protection: Built-in protection against overheating and excessive current, enhancing the device's reliability.
6. Small Package Size: Available in a SOT-23 package, which is ideal for space-constrained applications.
7. Stable with Low ESR Capacitors: Ensures stability even with low equivalent series resistance capacitors.
8. Temperature Range: Operates over a wide temperature range, typically from -40°C to 125°C, suitable for various environmental conditions.
These features make the LP2981-50DBVR ideal for use in portable and space-sensitive electronic devices.
1. Low Dropout Voltage: Typically around 280 mV at 100 mA load, which allows for efficient operation close to the output voltage level.
2. Output Current: Capable of sourcing up to 100 mA of output current.
3. Low Quiescent Current: Ensures minimal power consumption during standby, making it suitable for battery-powered applications.
4. High Accuracy: Offers an output voltage accuracy typically within ±1.5%, ensuring precise voltage regulation.
5. Thermal and Overcurrent Protection: Built-in protection against overheating and excessive current, enhancing the device's reliability.
6. Small Package Size: Available in a SOT-23 package, which is ideal for space-constrained applications.
7. Stable with Low ESR Capacitors: Ensures stability even with low equivalent series resistance capacitors.
8. Temperature Range: Operates over a wide temperature range, typically from -40°C to 125°C, suitable for various environmental conditions.
These features make the LP2981-50DBVR ideal for use in portable and space-sensitive electronic devices.
Pinout
The LP2981-50DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a 5-pin SOT-23 package. The key function of this device is to provide a regulated output voltage with a high level of precision and low dropout, making it suitable for battery-powered applications.
Here is a brief overview of the pin functions:
1. Pin 1 (VOUT): Output pin where the regulated voltage is provided.
2. Pin 2 (GND): Ground pin, which is the common ground for both input and output.
3. Pin 3 (EN): Enable pin used to turn the regulator on or off. A high level on this pin enables the device.
4. Pin 4 (BYPASS/NC): Bypass pin (sometimes labeled as NC depending on configuration) used to connect a capacitor for noise reduction (optional).
5. Pin 5 (VIN): Input pin for unregulated voltage.
The LP2981-50DBVR typically provides a fixed output voltage of 5.0V with a maximum output current of 100mA.
Here is a brief overview of the pin functions:
1. Pin 1 (VOUT): Output pin where the regulated voltage is provided.
2. Pin 2 (GND): Ground pin, which is the common ground for both input and output.
3. Pin 3 (EN): Enable pin used to turn the regulator on or off. A high level on this pin enables the device.
4. Pin 4 (BYPASS/NC): Bypass pin (sometimes labeled as NC depending on configuration) used to connect a capacitor for noise reduction (optional).
5. Pin 5 (VIN): Input pin for unregulated voltage.
The LP2981-50DBVR typically provides a fixed output voltage of 5.0V with a maximum output current of 100mA.
Manufacturer
The LP2981-50DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a variety of electronic components, including analog chips, embedded processors, and digital light processing technology. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the electronics industry, providing solutions for sectors such as automotive, industrial, personal electronics, and communications equipment. The company emphasizes research and development, aiming to advance technological capabilities and improve energy efficiency in electronic systems.
Application
The LP2981-50DBVR is a low-dropout (LDO) voltage regulator, and its application areas typically include:
1. Battery-Powered Devices: Used in mobile phones, wearables, and other portable electronics to provide a stable voltage output.
2. Consumer Electronics: Ensures efficient power management for devices like cameras and audio equipment.
3. Industrial Equipment: Provides reliable voltage regulation under varying conditions.
4. Networking and Telecommunications: Powers sensitive circuitry with minimal noise.
5. Medical Devices: Offers precise voltage control for critical applications.
6. Computing: Supports microprocessors and other digital circuits with reliable power supply.
Its low dropout voltage makes it ideal for applications where power efficiency is paramount.
1. Battery-Powered Devices: Used in mobile phones, wearables, and other portable electronics to provide a stable voltage output.
2. Consumer Electronics: Ensures efficient power management for devices like cameras and audio equipment.
3. Industrial Equipment: Provides reliable voltage regulation under varying conditions.
4. Networking and Telecommunications: Powers sensitive circuitry with minimal noise.
5. Medical Devices: Offers precise voltage control for critical applications.
6. Computing: Supports microprocessors and other digital circuits with reliable power supply.
Its low dropout voltage makes it ideal for applications where power efficiency is paramount.
Package
The LP2981-50DBVR is a low-dropout (LDO) linear regulator packaged in a SOT-23-5, which is a small-outline transistor package with five leads. This package is designed for compact applications and provides efficient voltage regulation with minimal space usage.
