Overview
The LMV431AIM5X is a low-voltage, adjustable precision shunt regulator produced by National Semiconductor (now part of Texas Instruments). This component is designed to provide a stable voltage reference with a wide adjustment range, making it suitable for various applications requiring precise voltage regulation. The LMV431AIM5X operates with a reference voltage of 1.24V and can be adjusted up to 30V, offering high accuracy and stability over a broad temperature range.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Reference Type | Shunt, Adjustable | |
| Voltage - Output | 1.24 ~ 30 | V |
| Tolerance | ±1% | |
| Temperature Coefficient | 129 ppm/°C | |
| Number Of Channels | 1 | |
| Current - Cathode | 55 µA | |
| Current - Output | 15 mA | |
| Operating Temperature | -40°C ~ 85°C | |
| Mounting Type | Surface Mount | |
| Package / Case | SC-74A, SOT-753 | |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- Low Voltage Operation with a wide adjustment range (1.24V to 30V)
- High accuracy with an initial tolerance of ±1%
- Temperature compensated for industrial temperature range (39 ppm/°C for the LMV431AI)
- Low operation current of 55 µA
- Low output impedance of 0.25 Ω
- Fast turn-on response
- Low cost
Applications
- Shunt Regulator
- Series Regulator
- Current Source or Sink
- Voltage Monitor
- Error Amplifier
- 3V Off-Line Switching Regulator
- Low Dropout N-Channel Series Regulator
Q & A
- What is the reference voltage of the LMV431AIM5X?
The reference voltage of the LMV431AIM5X is 1.24V.
- What is the adjustable voltage range of the LMV431AIM5X?
The LMV431AIM5X can be adjusted from 1.24V to 30V.
- What is the initial tolerance of the LMV431AIM5X?
The initial tolerance of the LMV431AIM5X is ±1%.
- What is the temperature coefficient of the LMV431AIM5X?
The temperature coefficient of the LMV431AIM5X is 129 ppm/°C.
- What is the operating temperature range of the LMV431AIM5X?
The operating temperature range of the LMV431AIM5X is -40°C to 85°C.
- What is the maximum cathode current of the LMV431AIM5X?
The maximum cathode current of the LMV431AIM5X is 15 mA.
- What is the minimum cathode current required for regulation?
The minimum cathode current required for regulation is 55 µA.
- What are some common applications of the LMV431AIM5X?
Common applications include shunt regulators, series regulators, current sources or sinks, voltage monitors, error amplifiers, and 3V off-line switching regulators.
- Is the LMV431AIM5X RoHS compliant?
No, the LMV431AIM5X contains lead and is RoHS non-compliant.
- What is the package type of the LMV431AIM5X?
The LMV431AIM5X is available in SC-74A, SOT-753 packages.
