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LD39050PUR
+BOMIC REG LINEAR POS ADJ 500MA 6DFN
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ManufacturerSTMicroelectronics
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Mfr. Part #LD39050PUR
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Datasheet LD39050PUR DataSheet
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Package DFN-6
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In Stock6735
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 5.1V |
| VoltageDropout(Max) | 0.4V @ 500mA |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 50 µA |
| Current-Supply(Max) | 200 µA |
| PSRR | 65dB ~ 62dB (1kHz ~ 10kHz) |
| ControlFeatures | Enable, Power Good |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 6-VDFN Exposed Pad |
Overview
Description
The LD39050PUR is a voltage regulator from STMicroelectronics, designed to provide a fixed output voltage with high precision and excellent stability. It is part of the LD39050 series, known for its low dropout (LDO) performance, making it suitable for applications where power efficiency is crucial.
Key features of the LD39050PUR include a maximum output current of 500 mA, low quiescent current, and an impressive dropout voltage, which allows for efficient operation even with a minimal difference between input and output voltages. It typically operates with an input voltage range from 1.5V to 5.5V, making it versatile for various electronic circuits.
The LD39050PUR also offers enhanced noise performance and excellent load/line transient response, contributing to the overall reliability of the applications it powers. It is commonly used in portable electronics, consumer devices, and applications requiring low noise and low power consumption. Packaged in a compact form factor (such as SOT-89), it is ideal for space-constrained designs. With built-in protection features like short circuit and thermal shutdown, the LD39050PUR ensures safe operation under adverse conditions.
Key features of the LD39050PUR include a maximum output current of 500 mA, low quiescent current, and an impressive dropout voltage, which allows for efficient operation even with a minimal difference between input and output voltages. It typically operates with an input voltage range from 1.5V to 5.5V, making it versatile for various electronic circuits.
The LD39050PUR also offers enhanced noise performance and excellent load/line transient response, contributing to the overall reliability of the applications it powers. It is commonly used in portable electronics, consumer devices, and applications requiring low noise and low power consumption. Packaged in a compact form factor (such as SOT-89), it is ideal for space-constrained designs. With built-in protection features like short circuit and thermal shutdown, the LD39050PUR ensures safe operation under adverse conditions.
Equivalent
The LD39050PUR is a low-dropout (LDO) linear voltage regulator. Equivalent products include:
1. TI's TLV76750: A 500 mA LDO with low quiescent current.
2. Microchip's MCP1755: Offers similar current output and features.
3. ON Semiconductor's NCP1117: Another LDO with comparable specifications.
4. AMS1117: A common LDO voltage regulator similar in function.
Ensure compatibility by checking specific voltage, current, dropout voltage, and package specifications.
1. TI's TLV76750: A 500 mA LDO with low quiescent current.
2. Microchip's MCP1755: Offers similar current output and features.
3. ON Semiconductor's NCP1117: Another LDO with comparable specifications.
4. AMS1117: A common LDO voltage regulator similar in function.
Ensure compatibility by checking specific voltage, current, dropout voltage, and package specifications.
Features
The LD39050PUR is a low-dropout (LDO) linear voltage regulator known for its efficiency and compact design, making it suitable for various electronic applications. Key features include:
1. Output Current: It supports a maximum output current of 500 mA, catering to a wide range of power requirements.
2. Low Dropout Voltage: The device is designed to have a low dropout voltage, which enhances efficiency and minimizes power loss.
3. Wide Input Voltage Range: It accepts a broad input voltage range, accommodating diverse power supply sources.
4. Low Quiescent Current: The regulator is engineered to consume minimal quiescent current, which helps in extending battery life in portable devices.
5. Fast Transient Response: The LD39050PUR offers a quick response to changes in load, ensuring stable output voltage under varying conditions.
6. Output Voltage Accuracy: It provides precise output voltage regulation, which is crucial for sensitive electronic components.
7. Thermal and Short-Circuit Protection: Built-in protection features prevent damage due to overheating and short-circuits.
8. Compact Package: It is available in a small package, making it ideal for space-constrained applications.
These features make the LD39050PUR a versatile and reliable choice for power management in electronic circuits.
1. Output Current: It supports a maximum output current of 500 mA, catering to a wide range of power requirements.
2. Low Dropout Voltage: The device is designed to have a low dropout voltage, which enhances efficiency and minimizes power loss.
3. Wide Input Voltage Range: It accepts a broad input voltage range, accommodating diverse power supply sources.
4. Low Quiescent Current: The regulator is engineered to consume minimal quiescent current, which helps in extending battery life in portable devices.
5. Fast Transient Response: The LD39050PUR offers a quick response to changes in load, ensuring stable output voltage under varying conditions.
6. Output Voltage Accuracy: It provides precise output voltage regulation, which is crucial for sensitive electronic components.
7. Thermal and Short-Circuit Protection: Built-in protection features prevent damage due to overheating and short-circuits.
8. Compact Package: It is available in a small package, making it ideal for space-constrained applications.
These features make the LD39050PUR a versatile and reliable choice for power management in electronic circuits.
Pinout
The LD39050PUR is a low-dropout (LDO) linear voltage regulator. It typically comes in a small, 6-lead DFN (Dual Flat No-Lead) package. The main function of the LD39050PUR is to provide a stable output voltage with low dropout from a higher input voltage, making it suitable for applications requiring efficient power management.
Key features include:
- Pin Count: 6 pins.
- Functionality: It offers a maximum output current of 500 mA, low quiescent current, and good transient response, making it ideal for powering low-voltage digital cores in battery-powered devices.
Typical pin functions for the package include:
1. V_IN: Input voltage supply pin.
2. V_OUT: Output voltage pin.
3. GND: Ground pin.
4. EN (Enable): Enables or disables the regulator.
5. NC (No Connect): Generally not connected internally.
6. SS (Soft Start): For controlling the soft-start feature to reduce inrush current.
Always refer to the datasheet of the specific model for precise pin configuration and ensure compatibility with your application.
Key features include:
- Pin Count: 6 pins.
- Functionality: It offers a maximum output current of 500 mA, low quiescent current, and good transient response, making it ideal for powering low-voltage digital cores in battery-powered devices.
Typical pin functions for the package include:
1. V_IN: Input voltage supply pin.
2. V_OUT: Output voltage pin.
3. GND: Ground pin.
4. EN (Enable): Enables or disables the regulator.
5. NC (No Connect): Generally not connected internally.
6. SS (Soft Start): For controlling the soft-start feature to reduce inrush current.
Always refer to the datasheet of the specific model for precise pin configuration and ensure compatibility with your application.
Manufacturer
The LD39050PUR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products used in various electronic applications. The company serves diverse industries, including automotive, industrial, personal electronics, communications equipment, and computer peripherals. As a leading player in the semiconductor industry, STMicroelectronics focuses on innovation and technology development, aiming to improve energy efficiency, connectivity, and overall system performance.
Application
The LD39050PUR is a low-dropout voltage regulator known for its low power consumption and high precision. It is ideal for applications requiring efficient power management, such as portable and battery-powered devices. Common application areas include mobile phones, tablets, digital cameras, and wearable electronics. Its stability and performance also make it suitable for use in industrial and automotive systems, where reliable voltage regulation is crucial. Additionally, the LD39050PUR can be used in Internet of Things (IoT) devices, where space and energy efficiency are important considerations. Overall, it is versatile for any system needing a stable power supply with minimal power loss.
Package
The LD39050PUR is a low-dropout (LDO) voltage regulator. It typically comes in a DFN (Dual Flat No-leads) package, specifically a 6-lead DFN 1.2x1.3 mm package, which is compact and suitable for space-constrained applications.
