LD39050PU33R

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LD39050PU33R

IC REG LINEAR 3.3V 500MA 6DFN

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Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 3.3V
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 LD39050PU33R is a low-dropout (LDO) voltage regulator, designed for efficient power management in electronic circuits. It offers a fixed output voltage of 3.3V with a maximum output current of 500mA. This LDO is known for its low quiescent current and minimal voltage drop across the regulator, making it ideal for battery-operated and portable devices where power efficiency is crucial.
Key features include a high power supply rejection ratio (PSRR), which ensures stable performance even with variations in input voltage, and short-circuit and thermal protection to enhance reliability and safety. The LD39050PU33R typically comes in a compact package, making it suitable for space-constrained applications.
Its applications are diverse, ranging from consumer electronics to industrial devices, where maintaining a stable and precise voltage supply is essential. The efficient thermal performance and compact design of the LD39050PU33R make it a popular choice for designers looking to optimize power efficiency and space in their electronic products.

Features

The LD39050PU33R is a low-dropout (LDO) voltage regulator designed for efficient power management in electronic devices. Key features include:
1. Output Voltage: The regulator provides a fixed output voltage of 3.3V.
2. Output Current: It can deliver an output current of up to 500 mA, making it suitable for powering moderate loads.
3. Low Dropout Voltage: The device features a low dropout voltage, which enhances efficiency, especially in battery-powered applications.
4. Quiescent Current: It has a low quiescent current, which minimizes power consumption when the device is in standby mode.
5. Protection: The LD39050PU33R includes internal protection features such as thermal shutdown and short-circuit protection, ensuring reliability and safety.
6. Package: It is typically available in a compact package, making it ideal for space-constrained applications.
These features make the LD39050PU33R a versatile choice for various applications, including portable electronics, communication devices, and other systems requiring stable voltage regulation with minimal power loss.

Package

The LD39050PU33R is a low-dropout voltage regulator from STMicroelectronics. It comes in a DFN (Dual Flat No-leads) package type, which is compact and suitable for space-constrained applications.

Pinout

The LD39050PU33R is a low-dropout (LDO) linear voltage regulator manufactured by STMicroelectronics. It is designed to provide a stable output voltage from a higher input voltage with low noise and high power-supply rejection ratio (PSRR).
The LD39050PU33R has a 3.3V fixed output voltage version and typically comes in a compact DFN (Dual Flat No-leads) package. The specific package type for this model is usually a 6-pin DFN package.
The pin functions are generally as follows:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. VOUT: Regulated output voltage.
4. EN: Enable pin; used to turn the regulator on or off. (Active high)
5. NC: No connection or internally not connected (may be present for mechanical stability).
6. BYPASS: Pin used to connect a bypass capacitor for noise reduction.
The regulator is commonly used in applications requiring low noise and precise voltage regulation, such as in communication, computing, and industrial equipment. Always refer to the specific datasheet for precise pin configuration and electrical characteristics.

Manufacturer

The LD39050PU33R is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of integrated circuits and discrete devices. They serve various applications across automotive, industrial, personal electronics, computer, and communication equipment sectors. The company is known for its innovations in microelectronics and its strong focus on sustainability and efficiency in technology solutions.

Application

The LD39050PU33R is a low-dropout (LDO) linear voltage regulator commonly used in various applications that require stable and efficient voltage regulation. It is ideal for battery-powered devices, portable electronics, and consumer products due to its low quiescent current and dropout voltage. It is also used in telecommunications, computing peripherals, and automotive electronics where space and power efficiency are critical. Its ability to provide a fixed output voltage with low noise makes it suitable for sensitive analog and RF circuitry.

Equivalent

The LD39050PU33R is a low-dropout (LDO) linear voltage regulator. Equivalent products include the Microchip MCP1825S-3302E/DB, Texas Instruments LP38691SD-3.3/NOPB, and the NCP1117ST33T3G by ON Semiconductor. These alternatives offer similar output voltage, current rating, and package type, but be sure to check the specific electrical characteristics to ensure compatibility with your application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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