LMV431AIMF/NOPB

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LMV431AIMF/NOPB

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LMV431A LOW-VOLTAGE (1.24V) ADJU

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Attribut Wert
Package / Case Bulk
Part Status Active
Reference Type Shunt
Output Type Adjustable
Voltage - Output (Min/Fixed) 1.24V
Voltage - Output (Max) 30 V
Current - Output 15 mA
Tolerance ±1%
Current - Cathode 80 µA
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

Übersicht

Description

The LMV431AIMF/NOPB is a precision, adjustable shunt regulator designed by Texas Instruments. It functions similarly to a Zener diode but offers enhanced precision and control. The device provides a stable output voltage for a wide range of input voltages, making it suitable for use in power supply regulation, voltage monitoring, and error amplifier applications.
Key features include:
- Adjustable output voltage from 1.24V to 18V.
- High precision with a typical reference voltage tolerance of ±1%.
- Wide operating current range, from 100 µA to 15 mA.
- Low temperature coefficient, ensuring stable performance across varying temperatures.
- SOT-23-5 package that allows for space-efficient designs.
The LMV431AIMF/NOPB is often used in applications such as isolated power supplies, battery chargers, and any system requiring a precision voltage reference or regulation. Its reliability and versatility make it a popular choice for engineers seeking precise voltage control in compact form factors.

Equivalent

The LMV431AIMF/NOPB is a precision adjustable shunt regulator. Equivalent products include the TLV431 (from Texas Instruments), TL431 (from various manufacturers like ON Semiconductor, STMicroelectronics, etc.), and the NCP431 (from ON Semiconductor). These parts perform similar functions with slight variations in specifications, so it's important to check the data sheets for compatibility with your specific application.

Features

The LMV431AIMF/NOPB is a versatile voltage reference and shunt regulator, notable for its low power consumption and precise voltage regulation. Key features include:
1. Wide Input Voltage Range: Operates from 2.5V to 36V, making it suitable for numerous applications.
2. Adjustable Output: Capable of providing an output voltage range from 1.24V to 30V, allowing flexibility in design.
3. Low Temperature Coefficient: Ensures stability and accuracy over a broad temperature range, typically ±50 ppm/°C.
4. High Precision: Offers an initial accuracy of 1% (A-grade), ensuring precise voltage regulation.
5. Low Cathode Current: Operates efficiently with minimal current, starting from as low as 80 µA.
6. Low Output Impedance: Provides a stable reference with low dynamic impedance, improving reliability in varying load conditions.
7. Package Options: Available in space-saving SOT-23 (5-pin) package, suitable for compact circuit designs.
8. Applications: Ideal for use in power supplies, A/D and D/A converters, and other precision voltage regulation tasks.
These features make the LMV431AIMF/NOPB a reliable choice for various electronic applications requiring precise voltage regulation and reference.

Pinout

The LMV431AIMF/NOPB is a precision adjustable shunt regulator. It is typically available in an 8-pin Small Outline Transistor (SOT-23-8) package. However, different packaging options might alter the pin count, so it's essential to verify the specific product datasheet for packaging details.
The LMV431A functions as a voltage reference, providing a stable reference voltage for a wide range of applications, such as switching power supplies, voltage regulation, and other precision voltage applications. It operates similarly to a Zener diode but with better performance in terms of accuracy and temperature stability.
Its primary features include a wide operating voltage range, low temperature coefficient, and the ability to be used in linear or switching power supplies. The part can be used in series or shunt configurations.
Be sure to consult the official datasheet of the LMV431AIMF/NOPB for detailed pin configuration, electrical characteristics, and application circuit examples.

Manufacturer

The LMV431AIMF/NOPB is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI is one of the largest and most well-known companies in the semiconductor industry. The company is recognized for its innovation in technology and extensive portfolio of products that serve various sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems.
TI focuses on developing solutions that enhance performance and efficiency and support a wide array of electronic systems. The LMV431AIMF/NOPB is a specific type of integrated circuit within their portfolio, reflecting TI's commitment to providing reliable and advanced components for diverse electronic applications.

Application

The LMV431AIMF/NOPB is a precision adjustable shunt regulator commonly used in a variety of applications. Key areas include:
1. Voltage Regulation: It stabilizes voltage in power supplies and battery chargers.
2. Reference Source: Acts as a low-cost reference voltage for analog-to-digital converters and other circuits.
3. Switching Power Supplies: Enhances stability and performance in switching power supply feedback loops.
4. Instrumentation: Provides precision reference voltage in measurement and data acquisition systems.
5. Consumer Electronics: Used in devices for maintaining optimal power levels.
Its compact design and adjustable output make it suitable for portable and space-constrained applications.

Package

The LMV431AIMF/NOPB is available in a SOT-23 package, which is a small outline transistor package commonly used for surface-mounted devices.

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