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LP2985A-50DBVR
+BOMIC REG LINEAR 5V 150MA SOT23-5
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ManufacturerTexas Instruments
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Mfr. Part #LP2985A-50DBVR
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Package SOT-23 (DBV)-5
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In Stock2036
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Specifications
| Attribute | Value |
| 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) | 0.58V @ 150mA |
| Current-Output | 150mA |
| Current-Quiescent(Iq) | 95 µA |
| Current-Supply(Max) | 2.5 mA |
| PSRR | 45dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
Overview
Description
The LP2985A-50DBVR is a low-dropout (LDO) linear voltage regulator developed by Texas Instruments. It is part of the LP2985 family, known for its precision output voltage and low quiescent current, making it suitable for battery-powered devices. This specific model provides a fixed output voltage of 5.0 volts. The device operates with an input voltage range of 2.5V to 16V, ensuring flexibility in various applications.
Key features include a low dropout voltage of 280mV at 150mA load, high output voltage accuracy, and low noise performance. It supports a maximum output current of 150mA, making it suitable for powering low to moderate power devices. The LP2985A-50DBVR is housed in a compact SOT-23 package, ideal for space-constrained designs.
Additional features include thermal shutdown and current limiting for circuit protection, as well as fast transient response for dynamic load conditions. Its low power consumption and high efficiency make it an attractive option for portable electronics, communication devices, and other applications requiring stable voltage regulation.
Key features include a low dropout voltage of 280mV at 150mA load, high output voltage accuracy, and low noise performance. It supports a maximum output current of 150mA, making it suitable for powering low to moderate power devices. The LP2985A-50DBVR is housed in a compact SOT-23 package, ideal for space-constrained designs.
Additional features include thermal shutdown and current limiting for circuit protection, as well as fast transient response for dynamic load conditions. Its low power consumption and high efficiency make it an attractive option for portable electronics, communication devices, and other applications requiring stable voltage regulation.
Equivalent
The LP2985A-50DBVR is a low-dropout (LDO) voltage regulator with a fixed 5V output. Equivalent products include the NCP5125 from ON Semiconductor, the AMS1117-5.0 from Advanced Monolithic Systems, the LD1117-50 from STMicroelectronics, and the MIC5205-5.0 from Microchip Technology. These alternatives offer similar functionalities and output specifications suitable for applications requiring efficient voltage regulation. Always check the datasheet for exact compatibility in terms of pin configuration and electrical characteristics.
Features
The LP2985A-50DBVR is a low-dropout (LDO) linear voltage regulator produced by Texas Instruments. It offers several notable features:
1. Output Voltage: 5.0V with high accuracy.
2. Output Current: Provides up to 150mA.
3. Low Dropout Voltage: Typically around 280mV at 150mA.
4. High Precision: Maintains excellent output voltage regulation.
5. Low Quiescent Current: Approximately 75µA, which makes it suitable for battery-powered applications.
6. Thermal Protection: Includes an internal thermal shutdown feature.
7. Short-Circuit Protection: Ensures device safety under fault conditions.
8. Package: Comes in a small SOT-23-5 package for space-constrained applications.
9. Output Capacitor: Requires external capacitors for stability, with a minimum ESR of 5mΩ.
10. Temperature Range: Operates over a wide temperature range, from -40°C to 125°C.
11. Noise Performance: Features low output noise, suitable for sensitive applications.
12. Reverse Current Protection: Protects against reverse current flow.
These features make the LP2985A-50DBVR an excellent choice for applications requiring efficient voltage regulation with minimal power loss.
1. Output Voltage: 5.0V with high accuracy.
2. Output Current: Provides up to 150mA.
3. Low Dropout Voltage: Typically around 280mV at 150mA.
4. High Precision: Maintains excellent output voltage regulation.
5. Low Quiescent Current: Approximately 75µA, which makes it suitable for battery-powered applications.
6. Thermal Protection: Includes an internal thermal shutdown feature.
7. Short-Circuit Protection: Ensures device safety under fault conditions.
8. Package: Comes in a small SOT-23-5 package for space-constrained applications.
9. Output Capacitor: Requires external capacitors for stability, with a minimum ESR of 5mΩ.
10. Temperature Range: Operates over a wide temperature range, from -40°C to 125°C.
11. Noise Performance: Features low output noise, suitable for sensitive applications.
12. Reverse Current Protection: Protects against reverse current flow.
These features make the LP2985A-50DBVR an excellent choice for applications requiring efficient voltage regulation with minimal power loss.
Pinout
The LP2985A-50DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a SOT-23-5 package, which has 5 pins. Here are the functions of the pins:
1. VOUT (Pin 1): Output voltage pin. This is the output of the regulator.
2. GND (Pin 2): Ground pin. It serves as the reference point for the circuit and is connected to the ground.
3. SHDN (Pin 3): Shutdown pin. This pin is used to enable or disable the regulator. When pulled low, the regulator is disabled; when high, it is enabled.
4. BYP (Pin 4): Bypass pin. An external capacitor connected to this pin can improve noise performance.
5. VIN (Pin 5): Input voltage pin. This is where the input voltage is supplied.
The LP2985A-50DBVR is specifically set to output a fixed voltage of 5.0 V. It is commonly used in applications requiring stable and precise voltage regulation with low noise and high power supply rejection.
1. VOUT (Pin 1): Output voltage pin. This is the output of the regulator.
2. GND (Pin 2): Ground pin. It serves as the reference point for the circuit and is connected to the ground.
3. SHDN (Pin 3): Shutdown pin. This pin is used to enable or disable the regulator. When pulled low, the regulator is disabled; when high, it is enabled.
4. BYP (Pin 4): Bypass pin. An external capacitor connected to this pin can improve noise performance.
5. VIN (Pin 5): Input voltage pin. This is where the input voltage is supplied.
The LP2985A-50DBVR is specifically set to output a fixed voltage of 5.0 V. It is commonly used in applications requiring stable and precise voltage regulation with low noise and high power supply rejection.
Manufacturer
The LP2985A-50DBVR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company known for designing and manufacturing a wide array of analog and embedded processing chips. Their products are used in various electronic devices and systems across multiple industries, including automotive, consumer electronics, industrial, and communications.
Application
The LP2985A-50DBVR is a low-dropout (LDO) voltage regulator commonly used in applications requiring efficient power management. Its main application areas include battery-powered devices, portable electronics, wireless communication equipment, and handheld devices. It is ideal for use in smartphones, tablets, and other gadgets due to its low noise and high power supply rejection ratio (PSRR). Additionally, it is used in sensor modules, microcontroller power supplies, and any systems that require a stable 5V output with low quiescent current. Its small footprint and reliability make it suitable for compact and space-constrained designs.
Package
The LP2985A-50DBVR is packaged in a SOT-23-5 (Small Outline Transistor) configuration. This type of package is compact, making it suitable for space-constrained applications. It typically features five leads/pins and is commonly used for low power devices like voltage regulators.
