Overview
The LMV431BIMF is a precision programmable shunt voltage reference produced by Texas Instruments. This component is designed to provide a stable and accurate reference voltage, making it ideal for applications requiring precise voltage regulation. The LMV431BIMF is part of the LMV431 series, which is known for its low power consumption, small package size, and high accuracy. It is widely used in power management, battery-operated devices, and industrial control systems. Its unique selling points include its low operating current, wide operating voltage range, and excellent temperature stability.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Reference Voltage | 1.24 | V | Typical |
| Operating Voltage Range | 1.24 to 18 | V | |
| Operating Current | 60 | µA | Typical |
| Output Current | 1 to 100 | mA | |
| Temperature Range | -40 to +125 | °C | |
| Package | SOT-23-3 | ||
| Tolerance | ±1.5 | % | Maximum |
| Line Regulation | 0.2 | mV/V | Typical |
| Load Regulation | 0.4 | mV/mA | Typical |
| Thermal Hysteresis | ±0.05 | % | Typical |
Key Features
- Low Operating Current: Consumes only 60 µA, making it suitable for battery-powered applications.
- Wide Operating Voltage Range: Operates from 1.24V to 18V, providing flexibility in various circuits.
- High Accuracy: Offers a typical tolerance of ±1.5%, ensuring precise voltage regulation.
- Small Package: Available in a compact SOT-23-3 package, ideal for space-constrained designs.
- Temperature Stability: Maintains stable performance across a wide temperature range (-40°C to +125°C).
Applications
The LMV431BIMF is widely used in applications requiring precise voltage regulation and low power consumption. Key application areas include:
- Power Management: Used in voltage regulators, DC-DC converters, and power supplies.
- Battery-Powered Devices: Ideal for portable electronics, such as smartphones, tablets, and wearables.
- Industrial Control Systems: Provides stable reference voltages in automation and control systems.
- Consumer Electronics: Used in devices like televisions, audio equipment, and home appliances.
- Automotive Electronics: Suitable for automotive control units and sensors due to its wide temperature range.
Q & A
1. What is the reference voltage of the LMV431BIMF?
The reference voltage is typically 1.24V.
2. What is the operating voltage range of the LMV431BIMF?
The operating voltage range is from 1.24V to 18V.
3. What is the typical operating current of the LMV431BIMF?
The typical operating current is 60 µA.
4. What package does the LMV431BIMF come in?
It comes in a SOT-23-3 package.
5. What is the temperature range for the LMV431BIMF?
The temperature range is from -40°C to +125°C.
6. What is the tolerance of the LMV431BIMF?
The maximum tolerance is ±1.5%.
7. Can the LMV431BIMF be used in automotive applications?
Yes, it is suitable for automotive electronics due to its wide temperature range.
8. What is the typical line regulation of the LMV431BIMF?
The typical line regulation is 0.2 mV/V.
9. What is the typical load regulation of the LMV431BIMF?
The typical load regulation is 0.4 mV/mA.
10. Is the LMV431BIMF suitable for battery-powered devices?
Yes, its low operating current makes it ideal for battery-powered applications.
