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LMV431AIMFX
+Lista de MateriaisIC VREF SHUNT ADJ 1% SOT23-3
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FabricanteTexas Instruments
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Peça do Fabricante #LMV431AIMFX
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Especificações
| Atributo | Valor |
| Part Status | Obsolete |
| Base Product Number | LMV431 |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 1.24V |
| Current - Output | 15 mA |
| Tolerance | ±1% |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | TO-236-3, SC-59, SOT-23-3 |
| Supplier Device Package | SOT-23-3 |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
| Voltage - Output (Max) | 30 V |
| Current - Cathode | 80 µA |
Visão Geral
Description
The LMV431AIMFX is a precision adjustable shunt regulator from Texas Instruments. It provides a stable reference voltage over a wide range of operating conditions, making it ideal for use in various voltage regulation applications. The device can be adjusted from 1.24V to 18V, allowing for flexibility in design and application.
Key features of the LMV431AIMFX include low temperature coefficient, low output noise, and a wide operating temperature range, which enhance its stability and reliability. It also boasts a low cathode current, which makes it energy-efficient and suitable for battery-powered systems.
The LMV431AIMFX is commonly used in power supply designs, where it helps maintain a stable voltage despite variations in load or input voltage. It is available in a surface-mount SOT-23 package, providing ease of use and space savings in PCB designs. This regulator is often chosen for applications requiring precise voltage regulation, such as microcontroller power supplies, LED drivers, and instrumentation.
Key features of the LMV431AIMFX include low temperature coefficient, low output noise, and a wide operating temperature range, which enhance its stability and reliability. It also boasts a low cathode current, which makes it energy-efficient and suitable for battery-powered systems.
The LMV431AIMFX is commonly used in power supply designs, where it helps maintain a stable voltage despite variations in load or input voltage. It is available in a surface-mount SOT-23 package, providing ease of use and space savings in PCB designs. This regulator is often chosen for applications requiring precise voltage regulation, such as microcontroller power supplies, LED drivers, and instrumentation.
Equivalent
The LMV431AIMFX is a precision adjustable shunt regulator. Equivalent products include the TL431, TL431A, and TL431B from Texas Instruments, the LM431 series from ON Semiconductor, and the AZ431 series from Diodes Incorporated. These components offer similar functionality with varying tolerances and temperature ranges, suitable for voltage reference and regulation applications. Always verify specific parameters and compatibility for your particular use case when considering alternatives.
Features
The LMV431AIMFX is a precision, low-voltage shunt regulator diode. Key features include:
1. Reference Voltage: It offers a fixed reference voltage of 1.24V, making it suitable for precise voltage regulation applications.
2. Low Operating Voltage: Operates effectively at low voltages, from 1.24V to 6V, enhancing its versatility in different circuits.
3. Adjustable Output Voltage: The output voltage can be set to any value greater than the reference voltage using two external resistors.
4. Wide Operating Current Range: It supports a broad range of cathode currents from 100 µA to 15 mA, providing flexibility in various design scenarios.
5. Package Options: Available in small, space-saving package types, which are ideal for compact circuit designs.
6. Temperature Stability: Offers good thermal stability, making it reliable under varying temperature conditions.
7. Low Noise: Ensures low output noise, crucial for sensitive analog circuits.
This device is commonly used in voltage regulation, battery-powered equipment, and as a precision voltage reference in power management applications.
1. Reference Voltage: It offers a fixed reference voltage of 1.24V, making it suitable for precise voltage regulation applications.
2. Low Operating Voltage: Operates effectively at low voltages, from 1.24V to 6V, enhancing its versatility in different circuits.
3. Adjustable Output Voltage: The output voltage can be set to any value greater than the reference voltage using two external resistors.
4. Wide Operating Current Range: It supports a broad range of cathode currents from 100 µA to 15 mA, providing flexibility in various design scenarios.
5. Package Options: Available in small, space-saving package types, which are ideal for compact circuit designs.
6. Temperature Stability: Offers good thermal stability, making it reliable under varying temperature conditions.
7. Low Noise: Ensures low output noise, crucial for sensitive analog circuits.
This device is commonly used in voltage regulation, battery-powered equipment, and as a precision voltage reference in power management applications.
Pinout
The LMV431AIMFX is a three-terminal adjustable precision shunt regulator. It typically comes in a SOT-23 package with 3 pins. Here is a brief overview of its pin functions:
1. Pin 1 (Cathode/Anode): This pin is connected to the anode of the internal reference diode and functions as the input for shunt regulation.
2. Pin 2 (Anode/Reference): This is the reference pin where the reference voltage is set. It is connected to the cathode of the internal reference diode.
3. Pin 3 (Reference/Cathode): This pin serves as the cathode and is used to adjust the output voltage by connecting a resistor divider network to this terminal.
The LMV431AIMFX is used in applications requiring a stable reference voltage, often in power supply circuits for voltage regulation and adjustment.
1. Pin 1 (Cathode/Anode): This pin is connected to the anode of the internal reference diode and functions as the input for shunt regulation.
2. Pin 2 (Anode/Reference): This is the reference pin where the reference voltage is set. It is connected to the cathode of the internal reference diode.
3. Pin 3 (Reference/Cathode): This pin serves as the cathode and is used to adjust the output voltage by connecting a resistor divider network to this terminal.
The LMV431AIMFX is used in applications requiring a stable reference voltage, often in power supply circuits for voltage regulation and adjustment.
Manufacturer
The LMV431AIMFX is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company known for designing and manufacturing semiconductors and integrated circuits. The company is one of the largest producers of analog technology components, along with digital signal processors (DSPs), microcontrollers, and other electronics that are widely used in various industries, including automotive, industrial, consumer electronics, and communications equipment. Texas Instruments is recognized for its innovation and extensive product portfolio that serves a diverse range of applications.
Application
The LMV431AIMFX is a precision adjustable shunt regulator commonly used in various applications such as voltage reference in power supplies, switching power supplies, and battery-operated devices. It is also utilized in feedback loops for voltage regulation, precision current sources, and as a comparator with integrated reference. Its low voltage operation makes it suitable for use in portable and handheld devices. Additionally, it can serve in data acquisition systems and instrumentation applications, where stable voltage reference is crucial for accurate performance.
Package
The LMV431AIMFX is typically available in a SOT-23 package, which is a small, surface-mounted package designed for compact and efficient integration onto printed circuit boards.
