LM431CIM
Product Overview
Category: Integrated Circuit
Use: Voltage Reference
Characteristics: Adjustable, Precision
Package: SOT-23
Essence: Shunt Regulator
Packaging/Quantity: Tape & Reel (3000 units)
Specifications
- Reference Voltage: 2.495V to 36V
- Operating Current: 1mA to 100mA
- Temperature Range: -40°C to 125°C
- Line Regulation: 0.2%
- Load Regulation: 0.4%
Detailed Pin Configuration
The LM431CIM has three pins: 1. Anode (A): Connects to the reference voltage 2. Cathode (K): Output terminal 3. Adjust (ADJ): Adjusts the reference voltage
Functional Features
- Adjustable Voltage: Allows for precise voltage regulation
- Low Dynamic Impedance: Ensures stability in varying conditions
- Wide Operating Range: Suitable for various applications
- High Accuracy: Provides precise voltage references
Advantages and Disadvantages
Advantages: - Precise voltage regulation - Wide operating range - High accuracy
Disadvantages: - Sensitive to noise and fluctuations - Requires careful circuit design for optimal performance
Working Principles
The LM431CIM operates as a shunt regulator, maintaining a stable output voltage by diverting excess current away from the load. It compares the reference voltage at the adjust pin with the input voltage and adjusts the current flow accordingly.
Detailed Application Field Plans
The LM431CIM is widely used in: - Voltage regulators - Switch-mode power supplies - Battery management systems - Precision instrumentation
Detailed and Complete Alternative Models
- TL431CIP: Similar adjustable precision shunt regulator
- ADR431ARMZ: High-precision shunt voltage reference
- LM4040AIM3-2.0/NOPB: Precision micropower shunt voltage reference
In conclusion, the LM431CIM is a versatile integrated circuit that provides precise voltage references and is commonly used in various voltage regulation applications due to its adjustable nature and high accuracy.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi LM431CIM dalam penyelesaian teknikal
Sure, here are 10 common questions and answers related to the application of LM431CIM:
What is LM431CIM?
- LM431CIM is a precision adjustable shunt regulator that can be used in a variety of applications such as voltage references, error amplifiers, and precision current regulators.
What is the operating voltage range of LM431CIM?
- The operating voltage range of LM431CIM is from 2.5V to 36V.
What is the typical output voltage accuracy of LM431CIM?
- The typical output voltage accuracy of LM431CIM is ±2%.
How does LM431CIM work as a voltage reference?
- LM431CIM can be used as a voltage reference by connecting its cathode to the reference voltage and adjusting the resistor divider network to set the desired output voltage.
Can LM431CIM be used as an error amplifier?
- Yes, LM431CIM can be used as an error amplifier in feedback control systems to compare a reference voltage with a feedback voltage and generate an error signal.
What is the temperature range for LM431CIM?
- The temperature range for LM431CIM is from 0°C to 70°C.
How can LM431CIM be used as a precision current regulator?
- LM431CIM can be used as a precision current regulator by setting the desired reference voltage and using it to control the base current of a transistor in a constant current source circuit.
What is the maximum cathode current of LM431CIM?
- The maximum cathode current of LM431CIM is 100mA.
What are the typical applications of LM431CIM?
- Typical applications of LM431CIM include voltage regulation, voltage monitoring, precision current sources, and battery chargers.
Is LM431CIM suitable for automotive applications?
- Yes, LM431CIM is suitable for automotive applications due to its wide operating voltage range and temperature range.
I hope these questions and answers provide you with the information you were looking for! If you have any more specific questions about LM431CIM, feel free to ask.