LDK320M33R

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LDK320M33R

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IC REG LINEAR 3.3V 200MA SOT23-5

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Spezifikationen

Attribut Wert
Part Status Active
Base Product Number LDK320
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 18V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 0.35V @ 200mA
Current - Output 200mA
Current - Quiescent (Iq) 90 µA
Current - Supply (Max) 100 µA
PSRR 88dB ~ 48dB (120Hz ~ 10kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package SC-74A, SOT-753
Supplier Device Package SOT-23-5
Packaging Cut Tape (CT), Tape & Reel (TR)

Übersicht

Description

The LDK320M33R is a voltage regulator designed for efficient power management in electronic circuits. It is part of the LDK series, known for low-dropout (LDO) properties, ensuring minimal voltage difference between input and output while maintaining stable output. This specific model provides a regulated output voltage of 3.3V. The device is compact and suitable for a variety of applications, including portable devices, consumer electronics, and industrial systems.
Key features of the LDK320M33R include low quiescent current, which ensures energy efficiency and prolongs battery life in portable applications. It typically offers high PSRR (Power Supply Rejection Ratio), which minimizes the impact of input voltage fluctuations on the output voltage. The regulator is also equipped with protections against overcurrent and thermal overload, enhancing its reliability and safety.
Overall, the LDK320M33R is valued for its performance in maintaining a consistent voltage supply, its energy efficiency, and its protective features, making it a versatile choice for designers seeking reliable voltage regulation solutions.

Equivalent

The LDK320M33R is a low-dropout linear voltage regulator. Equivalent products from other manufacturers may include:
1. MIC5205-3.3YM5 by Microchip Technology - A low-dropout regulator with similar voltage and current specifications.
2. TLV73333P by Texas Instruments - Offers similar output voltage and current capabilities.
3. NCP1117ST33T3G by ON Semiconductor - Another LDO with comparable features.
Ensure to check the datasheets for detailed specifications to confirm compatibility.

Features

The LDK320M33R is a low drop-out (LDO) voltage regulator that offers precise output voltage and efficient power management. Key features include:
1. Output Voltage: Fixed at 3.3V.
2. Input Voltage Range: Typically supports a wide range, often up to 16V.
3. Output Current: Can supply up to 200 mA.
4. Low Dropout Voltage: Ensures efficient operation even with low input-output voltage differential.
5. Low Quiescent Current: Minimizes power consumption, making it suitable for battery-powered devices.
6. High PSRR: Provides excellent noise rejection, improving the stability and performance of the connected circuits.
7. Thermal Shutdown and Short-Circuit Protection: Enhances reliability by preventing damage from overheating and current overloads.
8. Compact Package: Available in small footprint packages, ideal for space-constrained applications.
9. Operating Temperature Range: Generally covers -40°C to +125°C, supporting various environmental conditions.
10. Applications: Suitable for consumer electronics, communication equipment, and automotive applications where stable voltage regulation is crucial.
This combination of features makes the LDK320M33R versatile for different applications requiring reliable voltage regulation.

Pinout

The LDK320M33R is a low-dropout (LDO) linear voltage regulator. It typically comes in a small SOT-323 package, which has 3 pins. Here's a brief overview of its pin functions:
1. Pin 1 (GND): This is the ground pin, used to connect the device to the ground of the circuit.
2. Pin 2 (VIN): This is the input voltage pin. The voltage that needs to be regulated is supplied to this pin.
3. Pin 3 (VOUT): This is the output voltage pin. The regulated voltage is delivered from this pin to the load.
The LDK320M33R is designed to provide a fixed output voltage of 3.3V with a maximum output current of 200mA. It features low dropout voltage, low quiescent current, overcurrent protection, and thermal shutdown, making it suitable for battery-powered applications and other low-power systems.

Manufacturer

The LDK320M33R is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products across various applications. These applications include automotive, industrial, personal electronics, communications equipment, and more. The company's offerings cover a broad spectrum of semiconductor technologies, including microcontrollers, sensors, analog devices, power management components, and integrated circuits. STMicroelectronics is known for its innovation and strong presence in the semiconductor industry, serving a diverse set of industries with advanced solutions.

Application

The LDK320M33R is a low-dropout (LDO) voltage regulator. Its application areas include:
1. Consumer Electronics: Used in smartphones, tablets, and wearable devices for stable power supply.
2. Automotive Systems: Provides reliable voltage regulation for sensors and control modules.
3. Industrial Equipment: Supports precise voltage needs in control systems and instrumentation.
4. Telecommunications: Ensures stable power for networking hardware and communication devices.
5. Medical Devices: Provides consistent power for diagnostic and monitoring equipment.
6. IoT Devices: Powers sensors and microcontrollers with low power requirements.
It's ideal for any application requiring efficient power management and precise voltage regulation.

Package

The LDK320M33R is typically available in a SOT-323 package, which is a small, surface-mount package commonly used for low-power applications.

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