LMV431BCM5

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LMV431BCM5

+БОМ

IC VREF SHUNT ADJ 0.5% SOT23-5

  • ПроизводительТехасские инструменты

  • Мфр. Часть #LMV431BCM5

  • Пакет SOT-23

  • В наличии5975

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
ReferenceType Shunt
OutputType Adjustable
Voltage-Output(Min/Fixed) 1.24V
Voltage-Output(Max) 30 V
Current-Output 15 mA
Tolerance ±0.5%
Current-Cathode 80 µA
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Обзор

Description

The LMV431BCM5 is a precision low-voltage adjustable shunt regulator, commonly used in applications requiring a stable reference voltage. It operates similarly to a low-voltage Zener diode with a programmable breakdown voltage. The device is typically used for voltage monitoring, voltage clamping, and precision voltage regulation in power supply circuits.
Key features of the LMV431BCM5 include a wide operating voltage range, low operational current, and the ability to adjust the output voltage using external resistors. The device is known for its precision with a typical reference voltage tolerance of ±1%. This makes it suitable for applications that require accurate voltage references, such as in battery-powered devices and switching power supplies.
The LMV431BCM5 is available in a small SOT-23-5 package, which makes it ideal for space-constrained applications. Its low output impedance and stability over temperature variations further enhance its reliability in various electronic circuits.

Equivalent

Equivalent products to the LMV431BCM5, which is a shunt voltage reference, include:
1. TLV431 from Texas Instruments
2. LM4041 from ON Semiconductor
3. TL431 from STMicroelectronics
4. AS431 from Diodes Incorporated
5. KA431 from Fairchild Semiconductor
These components offer similar functionalities and are used in voltage regulation and reference applications. Always verify specifications and pin compatibility when selecting a substitute.

Features

The LMV431BCM5 is a precision adjustable shunt regulator with the following key features:
1. Voltage Reference: It provides a stable reference voltage, typically around 1.24 V, which is adjustable using external resistors.
2. Output Range: The device supports an output voltage range of 1.24 V to 15 V.
3. Low Voltage Operation: It operates efficiently at a low voltage, making it suitable for battery-powered applications.
4. Wide Operating Current: It can function with a cathode current as low as 80 µA and as high as 15 mA.
5. Temperature Stability: The shunt regulator exhibits excellent temperature stability, ensuring consistent performance across a wide temperature range.
6. Precision: High accuracy with a tolerance of ±1% for the reference voltage.
7. Package: Available in a compact SOT-23-5 package, suitable for space-constrained designs.
8. Applications: Ideal for use in linear regulators, adjustable power supplies, and switching power supplies as a reference voltage source.
These features make the LMV431BCM5 a versatile component in circuits requiring precise voltage regulation and reference.

Pinout

The LMV431BCM5 is a precision adjustable shunt regulator typically available in a 5-pin SOT-23 package. The pin functions are as follows:
1. Cathode (K): This is the output pin, where the regulated voltage is provided. It acts as the anode for the internal reference and comparator.
2. Anode (A): This pin is the ground of the device and provides the return path for the cathode current.
3. Reference (R): This pin is connected to the non-inverting input of the internal comparator. It is used to set the output voltage by connecting it to an external resistor divider.
4. N/C (No Connection): This pin is typically not connected internally in the package.
5. Adjust (Adj): Used to adjust the output voltage by setting the voltage on the Reference pin.
The device is used for creating a stable reference voltage in various applications, including power supplies and voltage monitoring circuits.

Manufacturer

The LMV431BCM5 is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments is known for designing and manufacturing a wide range of electronic components, including integrated circuits, analog chips, digital signal processors, microcontrollers, and more. The company is a leader in the electronics industry, focusing on innovation and development in the fields of analog technology, embedded processing, and other semiconductor technologies. Texas Instruments serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The LMV431BCM5 is a low-voltage, adjustable precision shunt regulator. It is commonly used in applications that require voltage reference and regulation, such as power supply regulation, voltage monitoring, and battery-operated devices. Key application areas include:
1. Switching Power Supplies: Helps in maintaining a stable output voltage.
2. Overvoltage/Undervoltage Protection: Monitors and controls voltage levels in electronic circuits.
3. Battery Chargers: Ensures efficient charging by providing a stable reference voltage.
4. Instrumentation: Provides precise voltage regulation for sensitive measurement equipment.
5. Consumer Electronics: Used in devices that require reliable voltage references for optimal performance.
Its low-voltage operation makes it suitable for energy-efficient and portable applications.

Package

The LMV431BCM5 is typically available in a SOT-23-5 package, which is a small, surface-mount package commonly used for various electronic components.

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