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IC VREF SHUNT ADJ 1% SOT23-5
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HerstellerTexas Instruments
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Herstellerteil #LMV431AIM5/NOPB
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Datenblatt LMV431AIM5/NOPB DataSheet
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Auf Lager2672
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| 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 / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
| Voltage - Output (Max) | 30 V |
| Current - Cathode | 80 µA |
Übersicht
Description
The LMV431AIM5/NOPB is packaged in a SOT-23-5 package, making it compact and suitable for space-constrained designs. It features a typical dynamic output impedance of 0.3 ohms, ensuring reliable performance in the face of varying load conditions. The device's output can be adjusted via external resistors connected to its reference input, allowing for flexible voltage settings.
Key features include low temperature coefficient, low output noise, and good thermal stability, making it suitable for precision applications. Its operating temperature range is typically from -40°C to +85°C, making it versatile for different environmental conditions. Overall, the LMV431AIM5/NOPB is a reliable choice for adjustable voltage regulation needs.
Equivalent
1. TL431 series (e.g., TL431AIDBZR by Texas Instruments
2. AZ431 series by Diodes Incorporated
3. KA431 series by ON Semiconductor
4. LM431 series by Texas Instruments
5. AS431 series by Diodes Incorporated
These components provide similar functionality in terms of voltage regulation and are typically used in comparable applications. Always check specific parameters to ensure compatibility with your design.
Features
1. Adjustable Output Voltage: The output voltage can be set to any value between the reference voltage (1.24 V) and 6 V using two external resistors.
2. Precision: It offers a tight tolerance of 1% for the reference voltage, ensuring high accuracy.
3. Low Minimum Operating Current: The device requires a minimum cathode current of only 100 µA for regulation, which enhances efficiency in low-power applications.
4. Wide Operating Temperature Range: It operates effectively over a temperature range from -40°C to +125°C, making it versatile in various environments.
5. Package: Available in a SOT-23-5 package, which is compact and suitable for space-constrained designs.
6. Applications: Common uses include voltage monitoring, voltage reference, and switching power supply post-regulation.
These features make the LMV431AIM5/NOPB ideal for precision regulation tasks in compact and energy-efficient electronic designs.
Pinout
1. Ref (Reference Pin): Connected to the input of the error amplifier. It is used to set the reference voltage.
2. Anode: The anode terminal of the regulator.
3. Cathode: This pin is connected to the output and carries the regulated voltage.
4. NC (No Connect): This pin is not internally connected, allowing for flexibility in PCB layout.
5. GND (Ground): Ground connection for the device.
This device acts similarly to a Zener diode but with an adjustable breakdown voltage. It is commonly used in a variety of applications including voltage regulation and precision current limiting.
Manufacturer
Application
1. Voltage Regulation: It provides stable reference voltage for power supplies and converters.
2. Voltage Monitoring: Used in circuits to monitor voltage levels and ensure system reliability.
3. Battery Management: Assists in battery charging circuits by providing precise voltage control.
4. Data Acquisition: Ensures accurate voltage references in analog-to-digital converters.
5. Instrumentation: Provides stable reference voltages for precision measurement equipment.
6. Communication Equipment: Used in RF and other communication devices for stable voltage references.
Its versatility and precision make it suitable for use in consumer electronics, automotive, industrial, and communication systems.