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LD2981ABM50TR
+Lista de MateriaisIC REG LINEAR 5V 100MA SOT23-5
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FabricanteSTMicroeletrônica
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Peça do Fabricante #LD2981ABM50TR
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Em Estoque6483
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 0.375V @ 100mA |
| Current-Output | 100mA |
| Current-Quiescent(Iq) | 150 µA |
| PSRR | 63dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
| SupplierDevicePackage | SOT-23-5 |
| BaseProductNumber | LD2981 |
| Current-Supply(Max) | 2.6 mA |
Visão Geral
Description
Its characteristics include a wide input voltage range, thermal shutdown protection, and overcurrent protection, ensuring reliable performance in various applications. The LD2981ABM50TR also boasts a fast transient response and low output noise, making it suitable for sensitive analog circuits.
Packaged in a compact surface-mount configuration (TO-220), it is easy to integrate into various PCB designs. This LDO is commonly used in telecommunications, automotive electronics, and consumer devices, providing essential voltage regulation to improve overall system efficiency and stability.
Equivalent
Features
1. Output Voltage: Fixed output voltage of 5.0V.
2. Current Capability: Provides up to 1A output current.
3. Low Dropout: Features a low dropout voltage of typically 300mV at 1A load, ensuring efficient operation.
4. Thermal Protection: Integrated thermal shutdown protects the device from overheating.
5. Short-Circuit Protection: Includes current limiting to safeguard against short circuits.
6. Wide Input Voltage Range: Operates with input voltages up to 16V.
7. Output Stability: Compatible with a variety of output capacitors, including ceramic, enhancing stability and transient response.
8. Low Quiescent Current: Provides efficient power management with low quiescent current, ideal for battery-powered applications.
These features make the LD2981ABM50TR suitable for powering microcontrollers, sensors, and other electronic devices requiring stable voltage supply.
Pinout
Pin Functions:
1. Input (Vin): This pin connects to the input voltage source.
2. Ground (GND): This pin is connected to the ground reference of the circuit.
3. Output (Vout): This pin provides the regulated output voltage.
4. Enable (EN): This pin is used to enable or disable the output; typically, it is active high.
5. Feedback (FB): This pin is used for voltage feedback to maintain the desired output voltage.
The LD2981ABM50TR provides a fixed output voltage of 5V and features low dropout voltage, making it suitable for various applications requiring stable power supply in constrained space.
Manufacturer
Application
1. Consumer Electronics: Powering microcontrollers, sensors, and other digital circuits.
2. Telecommunications: Providing stable power for communication devices and infrastructure.
3. Automotive: Regulating power for automotive electronics and infotainment systems.
4. Industrial Equipment: Supplying voltage to control systems and process automation devices.
5. Battery-Powered Devices: Ensuring efficient power management in portable electronics.
Its features support low noise and high precision, making it suitable for sensitive applications.