Abbildungen dienen nur als Referenz
LP2981AIM5-3.3
+StücklisteIC REG LINEAR 3.3V 100MA SOT23-5
-
HerstellerTexas Instruments
-
Herstellerteil #LP2981AIM5-3.3
-
Paket SOT-23 (DBV)-5
-
Auf Lager6278
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 3.3V |
| 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 |
Übersicht
Description
The LP2981AIM5-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable 3.3V output from a higher input voltage source. It is part of the LP2981 series, which is known for its low quiescent current and high accuracy. This specific model comes in a SOT-23-5 package, making it suitable for compact applications.
Key features include a low dropout voltage of about 280mV at full load, a maximum output current of 100mA, and low ground current, which is beneficial for battery-powered devices. The LP2981AIM5-3.3 also offers output voltage accuracy within 1% and features like current limiting and thermal shutdown for enhanced reliability.
Its applications span across various fields, including mobile devices, portable electronics, and any systems requiring efficient voltage regulation with minimal footprint. Overall, the LP2981AIM5-3.3 is valued for its compact size, efficiency, and reliability in providing a stable power supply in low-power applications.
Key features include a low dropout voltage of about 280mV at full load, a maximum output current of 100mA, and low ground current, which is beneficial for battery-powered devices. The LP2981AIM5-3.3 also offers output voltage accuracy within 1% and features like current limiting and thermal shutdown for enhanced reliability.
Its applications span across various fields, including mobile devices, portable electronics, and any systems requiring efficient voltage regulation with minimal footprint. Overall, the LP2981AIM5-3.3 is valued for its compact size, efficiency, and reliability in providing a stable power supply in low-power applications.
Equivalent
The LP2981AIM5-3.3 is a low-dropout linear voltage regulator. Equivalent products include:
1. MIC5205-3.3YM5 by Microchip
2. TC1017-3.3VDB by Microchip
3. NCP4681DSN33T1G by ON Semiconductor
4. TS2950CT-3.3 by Taiwan Semiconductor
5. LD1117S33TR by STMicroelectronics
These products offer similar output voltage and current capabilities. However, always check the datasheets for exact specifications and pin compatibility.
1. MIC5205-3.3YM5 by Microchip
2. TC1017-3.3VDB by Microchip
3. NCP4681DSN33T1G by ON Semiconductor
4. TS2950CT-3.3 by Taiwan Semiconductor
5. LD1117S33TR by STMicroelectronics
These products offer similar output voltage and current capabilities. However, always check the datasheets for exact specifications and pin compatibility.
Features
The LP2981AIM5-3.3 is a low-dropout (LDO) linear voltage regulator designed to provide a stable 3.3V output. Key features include:
1. Low Dropout Voltage: Typically around 280 mV at full load, which enhances efficiency and performance in battery-powered applications.
2. Output Current: Can deliver up to 100 mA of output current, suitable for various low-power applications.
3. Low Quiescent Current: Consumes a minimal quiescent current (around 30 µA), conserving battery life.
4. High Precision: Offers excellent output voltage accuracy, typically within ±1% over the operating temperature range.
5. Thermal Protection: Includes thermal shutdown to protect the device from overheating.
6. Short-circuit Protection: Safeguards against excessive current conditions.
7. Small Package: Available in a 5-pin SOT-23 package, making it ideal for compact designs.
8. Temperature Range: Operates across an extended temperature range from -40°C to +125°C, making it versatile for various environments.
These features make the LP2981AIM5-3.3 suitable for portable devices, battery-powered systems, and other applications requiring reliable voltage regulation with minimal power consumption.
1. Low Dropout Voltage: Typically around 280 mV at full load, which enhances efficiency and performance in battery-powered applications.
2. Output Current: Can deliver up to 100 mA of output current, suitable for various low-power applications.
3. Low Quiescent Current: Consumes a minimal quiescent current (around 30 µA), conserving battery life.
4. High Precision: Offers excellent output voltage accuracy, typically within ±1% over the operating temperature range.
5. Thermal Protection: Includes thermal shutdown to protect the device from overheating.
6. Short-circuit Protection: Safeguards against excessive current conditions.
7. Small Package: Available in a 5-pin SOT-23 package, making it ideal for compact designs.
8. Temperature Range: Operates across an extended temperature range from -40°C to +125°C, making it versatile for various environments.
These features make the LP2981AIM5-3.3 suitable for portable devices, battery-powered systems, and other applications requiring reliable voltage regulation with minimal power consumption.
Pinout
The LP2981AIM5-3.3 is a low-dropout linear voltage regulator. It is designed to provide a fixed output voltage of 3.3 volts. The device is housed in a 5-pin SOT-23 package, which is compact and suitable for applications with space constraints.
Here is a brief overview of the pin functions:
1. Pin 1 (Output): This is the regulated output voltage pin which provides the 3.3V output.
2. Pin 2 (Ground): This pin is connected to the ground or zero-voltage reference.
3. Pin 3 (Input): The input pin accepts the unregulated voltage, which is higher than 3.3V but within the device's specified input range.
4. Pin 4 (Shutdown): This pin is used to enable or disable the regulator. Tying it high enables the device, while low disables it.
5. Pin 5 (Bypass): A bypass capacitor can be connected to this pin to improve the noise performance of the regulator.
The LP2981AIM5-3.3 offers features such as low dropout voltage, high output voltage accuracy, and low quiescent current, making it suitable for battery-powered applications.
Here is a brief overview of the pin functions:
1. Pin 1 (Output): This is the regulated output voltage pin which provides the 3.3V output.
2. Pin 2 (Ground): This pin is connected to the ground or zero-voltage reference.
3. Pin 3 (Input): The input pin accepts the unregulated voltage, which is higher than 3.3V but within the device's specified input range.
4. Pin 4 (Shutdown): This pin is used to enable or disable the regulator. Tying it high enables the device, while low disables it.
5. Pin 5 (Bypass): A bypass capacitor can be connected to this pin to improve the noise performance of the regulator.
The LP2981AIM5-3.3 offers features such as low dropout voltage, high output voltage accuracy, and low quiescent current, making it suitable for battery-powered applications.
Manufacturer
The LP2981AIM5-3.3 is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a broad portfolio of analog and embedded processing products. These products are used in a wide variety of electronic systems and devices, supporting industries such as automotive, industrial, personal electronics, communications, and enterprise systems. Texas Instruments is known for its innovation in the development of integrated circuits and other electronic components.
Application
The LP2981AIM5-3.3 is a low-dropout (LDO) voltage regulator designed for applications requiring efficient power management and a stable 3.3V output. Key application areas include:
1. Portable Devices: Provides efficient power for smartphones, tablets, and wearable technology.
2. Consumer Electronics: Powers cameras, portable audio devices, and gaming consoles.
3. Wireless Communication: Supports wireless modules and Bluetooth devices.
4. Industrial Equipment: Offers stable voltage for sensors and control systems.
5. Medical Devices: Used in battery-powered medical instruments requiring reliable voltage regulation.
6. Computing: Utilized in laptops and other battery-powered computing devices for efficient power management.
These applications benefit from the LP2981AIM5-3.3's low quiescent current and compact size.
1. Portable Devices: Provides efficient power for smartphones, tablets, and wearable technology.
2. Consumer Electronics: Powers cameras, portable audio devices, and gaming consoles.
3. Wireless Communication: Supports wireless modules and Bluetooth devices.
4. Industrial Equipment: Offers stable voltage for sensors and control systems.
5. Medical Devices: Used in battery-powered medical instruments requiring reliable voltage regulation.
6. Computing: Utilized in laptops and other battery-powered computing devices for efficient power management.
These applications benefit from the LP2981AIM5-3.3's low quiescent current and compact size.
Package
The LP2981AIM5-3.3 is a low-dropout voltage regulator available in a SOT-23-5 package, which is a small-outline transistor package with five leads. This packaging is commonly used for space-efficient applications in electronics, allowing for compact circuit designs.
