TLV74218PDQNR

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TLV74218PDQNR

IC REG LINEAR 1.8V 200MA 4-X2SON

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Thông số kỹ thuật

Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 1.8V
Current - Output 200mA
Current - Quiescent (Iq) 50 µA
PSRR 70dB ~ 55dB (100Hz ~ 1MHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 4-XDFN Exposed Pad
Supplier Device Package 4-X2SON (1x1)
Base Product Number TLV74218

Tổng quan

Description

The TLV74218PDQNR is a low-dropout (LDO) voltage regulator from Texas Instruments designed to provide a stable output voltage with low quiescent current. It typically supports an output current of up to 1.5 A, making it suitable for a variety of applications, including powering microcontrollers, sensors, and other low-power devices.
Key features include a wide input voltage range of 1.8V to 5.5V, adjustable output voltage with a precision tolerance, and excellent line and load transient response. The LDO also incorporates built-in protection features, such as thermal shutdown and current limiting, ensuring reliable operation under varying conditions.
The device is packaged in a compact SON (small outline no-lead) package, facilitating space-efficient designs. Its low noise operation makes it ideal for sensitive analog applications, while its high power supply rejection ratio (PSRR) minimizes output voltage fluctuations due to input variations.
Overall, the TLV74218PDQNR is a versatile and efficient choice for designers needing reliable power management solutions in portable and battery-powered devices.

Features

The TLV74218PDQNR is a low-dropout (LDO) voltage regulator designed for various applications. Key features include:
- Output Voltage: Adjustable output voltage ranging from 1.2V to 5V.
- Output Current: Capable of providing up to 1.8A of continuous output current.
- Low Dropout Voltage: Typically around 250 mV at full load, ensuring efficient voltage regulation.
- High Power Supply Rejection Ratio (PSRR): Offers excellent noise performance, making it suitable for sensitive applications.
- Thermal Protection: Integrated thermal shutdown feature to prevent overheating.
- Short-Circuit Protection: Built-in protection against output short circuits.
- Fast Transient Response: Designed for quick response to load changes.
- Compact Package: Available in a PowerPAD HTQFN package for space-constrained designs.
This LDO is ideal for powering microcontrollers, sensors, and other low-voltage circuitry in consumer and industrial applications.

Package

The TLV74218PDQNR is packaged in a 5-pin SOT-23 (Surface-Mounted) format. This compact package type is designed for efficient thermal performance and space-saving in electronic applications.

Pinout

The TLV74218PDQNR is a low-dropout (LDO) voltage regulator with a pin count of 5. Its primary function is to provide a stable output voltage with low noise and high power-supply rejection, making it suitable for powering sensitive analog and digital circuits.
The pin configuration is as follows:
1. Input (VIN): This pin connects to the input voltage source.
2. Output (VOUT): This pin delivers the regulated output voltage.
3. Ground (GND): This pin is connected to the circuit ground.
4. Enable (EN): This pin is used to enable or disable the LDO. A high signal enables the regulator, while a low signal disables it.
5. Bypass (BP): This pin is used to connect an external capacitor for noise reduction, improving output noise performance.
The TLV74218PDQNR is designed for low quiescent current and high efficiency, making it ideal for portable battery-powered applications.

Manufacturer

The TLV74218PDQNR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company primarily known for its semiconductor products and embedded processing solutions. Founded in 1930, TI focuses on designing and producing a wide range of analog, digital signal processing (DSP), and microcontroller products. The company serves various industries, including automotive, industrial, communications, and consumer electronics, providing innovative solutions for power management, signal processing, and connectivity. TI is recognized for its commitment to research and development, contributing significantly to advancements in technology and integrated circuits.

Application

The TLV74218PDQNR is a low-dropout (LDO) linear voltage regulator designed for applications requiring stable and low-noise power supply. It is commonly used in portable electronics, battery-powered devices, automotive systems, and telecommunications equipment. Its features make it suitable for powering microcontrollers, sensors, and RF circuits, ensuring efficient energy management and voltage regulation in various consumer and industrial applications.

Equivalent

The TLV74218PDQNR is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products include the MIC5205 from Microchip, the LP2985 from Texas Instruments, and the MCP1700 from Microchip. Ensure to compare specifications such as output voltage, current rating, and dropout voltage when selecting an alternative. Always consult the manufacturer's datasheets for detailed comparisons.

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