사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.495V |
| Voltage - Output (Max) | 36 V |
| Current - Output | 100 mA |
| Tolerance | ±2.2% |
| Current - Cathode | 1 mA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The TL431IDR is a precision programmable shunt voltage regulator, widely used in electronic circuits for voltage regulation and reference. It offers an adjustable output voltage range from 2.5V to 36V, making it versatile for various applications. This device operates similarly to a Zener diode but with enhanced precision and adjustable output, allowing for greater control and stability.
Key features of the TL431IDR include a low-temperature coefficient, ensuring minimal drift in output voltage across temperature variations, and a fast transient response, making it suitable for dynamic load applications. It can handle cathode current from 1 mA to 100 mA, allowing it to be used in both light and heavy-load scenarios.
The TL431IDR comes in a variety of packages, such as SOT-23, and offers tight voltage tolerance, typically ±2%. It's commonly used in power supply circuits, voltage monitoring, and feedback loops in switching power supplies, enhancing the overall performance and reliability of electronic devices.
Key features of the TL431IDR include a low-temperature coefficient, ensuring minimal drift in output voltage across temperature variations, and a fast transient response, making it suitable for dynamic load applications. It can handle cathode current from 1 mA to 100 mA, allowing it to be used in both light and heavy-load scenarios.
The TL431IDR comes in a variety of packages, such as SOT-23, and offers tight voltage tolerance, typically ±2%. It's commonly used in power supply circuits, voltage monitoring, and feedback loops in switching power supplies, enhancing the overall performance and reliability of electronic devices.
Equivalent
The TL431IDR is a programmable shunt regulator. Equivalent products include:
1. LM431
2. KA431
3. AZ431
4. TL432
5. AS431
6. LMV431
7. TLVH431
These components have similar voltage reference and regulation characteristics, making them suitable substitutes in most applications where the TL431IDR is used. Always check datasheets for specific electrical characteristics and pin configurations to ensure compatibility.
1. LM431
2. KA431
3. AZ431
4. TL432
5. AS431
6. LMV431
7. TLVH431
These components have similar voltage reference and regulation characteristics, making them suitable substitutes in most applications where the TL431IDR is used. Always check datasheets for specific electrical characteristics and pin configurations to ensure compatibility.
Features
The TL431IDR is a precision programmable voltage reference from Texas Instruments. Key features include:
1. Adjustable Output Voltage: The output voltage can be set to any value between 2.5 V and 36 V using two external resistors, making it versatile for various applications.
2. Accuracy: It offers precise voltage regulation with typical initial accuracy of 0.5%, ensuring stable performance.
3. Operating Current: It operates with a low cathode current ranging from 1 mA to 100 mA, suitable for power-sensitive applications.
4. Temperature Range: The device supports a wide operating temperature range from -40°C to 85°C, allowing it to function in diverse environments.
5. Package: The TL431IDR comes in a standard SOT-23 package, which is compact and suitable for space-constrained designs.
6. Applications: It is commonly used in shunt regulator, error amplifier, and voltage monitoring applications.
These features make the TL431IDR a reliable choice for precision voltage reference needs in various electronic circuits.
1. Adjustable Output Voltage: The output voltage can be set to any value between 2.5 V and 36 V using two external resistors, making it versatile for various applications.
2. Accuracy: It offers precise voltage regulation with typical initial accuracy of 0.5%, ensuring stable performance.
3. Operating Current: It operates with a low cathode current ranging from 1 mA to 100 mA, suitable for power-sensitive applications.
4. Temperature Range: The device supports a wide operating temperature range from -40°C to 85°C, allowing it to function in diverse environments.
5. Package: The TL431IDR comes in a standard SOT-23 package, which is compact and suitable for space-constrained designs.
6. Applications: It is commonly used in shunt regulator, error amplifier, and voltage monitoring applications.
These features make the TL431IDR a reliable choice for precision voltage reference needs in various electronic circuits.
Pinout
The TL431IDR is a three-terminal adjustable precision shunt regulator. It is typically used to provide a stable reference voltage in a variety of electronic circuits. The device can be used to replace Zener diodes in many applications, providing a more precise and adjustable reference voltage.
The TL431IDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, but only three of these pins are functionally used for the main operation:
1. Cathode (K): Serves as the output pin where the regulated voltage is maintained.
2. Anode (A): Connected to the ground or negative side of the reference voltage.
3. Reference (R): Used to set the desired output voltage by connecting it to a resistor divider network.
These three pins allow the TL431IDR to adjust and regulate the output voltage by controlling the current flowing through the device, making it versatile for precision voltage regulation tasks.
The TL431IDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, but only three of these pins are functionally used for the main operation:
1. Cathode (K): Serves as the output pin where the regulated voltage is maintained.
2. Anode (A): Connected to the ground or negative side of the reference voltage.
3. Reference (R): Used to set the desired output voltage by connecting it to a resistor divider network.
These three pins allow the TL431IDR to adjust and regulate the output voltage by controlling the current flowing through the device, making it versatile for precision voltage regulation tasks.
Manufacturer
The TL431IDR is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including integrated circuits (ICs) for various applications such as industrial, automotive, personal electronics, and communications equipment. The company is known for its innovation in analog and embedded processing products, and it serves a diverse array of industries by providing essential components that help power and control a broad spectrum of electronic devices.
Application
The TL431IDR is a programmable precision reference component commonly used in various applications. It is frequently utilized in voltage regulation and power supply circuits, serving as a reference voltage generator. This component is also applied in switching power supplies, where it assists in feedback regulation for voltage control. It can be found in shunt regulator configurations for precision voltage clamping. Additionally, the TL431IDR is used in battery chargers and LED drivers, providing stability and precision in current and voltage management. Its versatility makes it suitable for overvoltage protection, error amplifiers, and comparator circuits, enhancing performance in consumer electronics, industrial systems, and communication devices.
Package
The TL431IDR is a precision programmable shunt voltage reference in a SOT-23 package type.
