規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Output (Max) | 36 V |
| Current - Output | 100 mA |
| Tolerance | ±0.4% |
| Temperature Coefficient | 20ppm/°C Typical |
| Current - Cathode | 1 mA |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The AZ431AR-ATRE1 is a precision adjustable shunt regulator used in electronic circuits for maintaining a stable voltage level. It functions similarly to a Zener diode but offers enhanced precision and adjustability. The device operates with a reference voltage of approximately 2.5 volts and can regulate voltages ranging up to 36 volts. Its adjustable output is achieved through an external resistor network.
Key features of the AZ431AR-ATRE1 include low temperature coefficient, good thermal stability, and a wide operating temperature range, making it suitable for various applications in power management, voltage referencing, and switching power supplies. It comes in a TO-92 or SOT-23 package, offering flexibility in design and space-saving benefits for compact circuit layouts.
Due to its precision, reliability, and versatility, the AZ431AR-ATRE1 is often employed in consumer electronics, industrial equipment, and communication devices. Its ability to provide stable voltage regulation makes it an essential component in circuits requiring high performance and efficiency.
Key features of the AZ431AR-ATRE1 include low temperature coefficient, good thermal stability, and a wide operating temperature range, making it suitable for various applications in power management, voltage referencing, and switching power supplies. It comes in a TO-92 or SOT-23 package, offering flexibility in design and space-saving benefits for compact circuit layouts.
Due to its precision, reliability, and versatility, the AZ431AR-ATRE1 is often employed in consumer electronics, industrial equipment, and communication devices. Its ability to provide stable voltage regulation makes it an essential component in circuits requiring high performance and efficiency.
Equivalent
The AZ431AR-ATRE1 is a programmable shunt voltage reference. Equivalent products include the TL431 series by Texas Instruments, the LM431 by ON Semiconductor, and the KA431 by Fairchild Semiconductor. These components are widely used in voltage regulation applications and share similar specifications to the AZ431AR-ATRE1. Always check datasheets for specific parameters to ensure compatibility in your application.
Features
The AZ431AR-ATRE1 is a three-terminal adjustable shunt regulator. Key features include:
1. Adjustable Output Voltage: The output voltage can be set to any value between 2.5V and 36V, making it versatile for various applications.
2. Precision: It offers good voltage reference accuracy, typically around ±0.5% to ±1%.
3. Wide Operating Current Range: Operates over a wide current range, from 1mA to 100mA, providing flexibility in different circuit designs.
4. Temperature Stability: Designed to maintain stable operation over a broad temperature range, enhancing reliability in fluctuating conditions.
5. Low Dynamic Output Impedance: This feature ensures minimal variation in output voltage with changes in input voltage or load current.
6. Package Options: Available in small packages like SOT-23, making it suitable for space-constrained applications.
7. Common Applications: Used in power supplies, voltage monitoring, and precision current limiting circuits.
These features make the AZ431AR-ATRE1 a popular choice for precise voltage regulation tasks in various electronic applications.
1. Adjustable Output Voltage: The output voltage can be set to any value between 2.5V and 36V, making it versatile for various applications.
2. Precision: It offers good voltage reference accuracy, typically around ±0.5% to ±1%.
3. Wide Operating Current Range: Operates over a wide current range, from 1mA to 100mA, providing flexibility in different circuit designs.
4. Temperature Stability: Designed to maintain stable operation over a broad temperature range, enhancing reliability in fluctuating conditions.
5. Low Dynamic Output Impedance: This feature ensures minimal variation in output voltage with changes in input voltage or load current.
6. Package Options: Available in small packages like SOT-23, making it suitable for space-constrained applications.
7. Common Applications: Used in power supplies, voltage monitoring, and precision current limiting circuits.
These features make the AZ431AR-ATRE1 a popular choice for precise voltage regulation tasks in various electronic applications.
Pinout
The AZ431AR-ATRE1 is a three-terminal adjustable shunt regulator. It typically comes in a SOT-23-3 package, which means it has three pins. The primary function of the AZ431AR-ATRE1 is to provide a stable voltage reference for a wide range of applications, acting similarly to a Zener diode but with adjustable reference voltage capabilities.
The three pins are generally configured as follows:
1. Anode (A): This is one of the terminals between which the shunt regulator operates. It is usually connected to the ground or the lower potential in the circuit.
2. Cathode (K): This pin is the other terminal of the shunt regulator, and it is typically connected to the higher potential or output voltage in the circuit.
3. Reference (R): This pin is used to adjust the output voltage. By connecting a resistor network to this pin, the output voltage can be set to a desired level.
The AZ431AR-ATRE1 is widely used for voltage regulation purposes in power supplies and other electronic circuits due to its adjustable voltage reference capability.
The three pins are generally configured as follows:
1. Anode (A): This is one of the terminals between which the shunt regulator operates. It is usually connected to the ground or the lower potential in the circuit.
2. Cathode (K): This pin is the other terminal of the shunt regulator, and it is typically connected to the higher potential or output voltage in the circuit.
3. Reference (R): This pin is used to adjust the output voltage. By connecting a resistor network to this pin, the output voltage can be set to a desired level.
The AZ431AR-ATRE1 is widely used for voltage regulation purposes in power supplies and other electronic circuits due to its adjustable voltage reference capability.
Manufacturer
The AZ431AR-ATRE1 is manufactured by Diodes Incorporated. Diodes Incorporated is a global company that specializes in the manufacturing and supply of high-quality semiconductor products. Their product range includes discrete, analog, and mixed-signal products, which serve diverse applications across various industries, including consumer electronics, computing, communications, industrial, and automotive markets. The company is known for its focus on efficiency, quality, and innovation.
Application
The AZ431AR-ATRE1 is a precision adjustable shunt regulator. Its primary application areas include voltage reference for switching power supplies, adjustable voltage and current regulators, and secondary side regulation in power converters. It is also used in battery-operated devices for voltage monitoring and control, as well as in linear regulators and data acquisition systems. Additionally, it can be implemented in various consumer electronics for maintaining stable voltage levels and ensuring reliable circuit performance.
Package
The AZ431AR-ATRE1 is a surface-mount package, specifically in a SOT-23-3 form factor. This package type is compact and designed for small electronic devices, providing ease of use in automated assembly processes.
