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) | 1.24V |
| Voltage - Output (Max) | 18 V |
| Current - Output | 70 mA |
| Tolerance | ±1% |
| Current - Cathode | 100 µA |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The TLVH431ACDBZR is a precision adjustable shunt regulator commonly used in voltage reference and regulation applications. It functions similarly to a Zener diode but offers improved accuracy and stability. The device can be adjusted to output a voltage range typically spanning from 2.5V to 36V with the use of external resistors. Its low output impedance and ability to sink currents up to 100 mA make it suitable for a variety of electronic circuits, such as overvoltage protection, switching power supplies, and error amplifiers.
The TLVH431ACDBZR features a low temperature coefficient, ensuring consistent performance across varying temperature ranges, which is crucial for precision applications. It is available in a SOT-23 package, making it compact and suitable for space-constrained designs. The device's design and specifications provide flexibility and reliability, making it a popular choice for designers looking to implement accurate voltage references in both consumer and industrial applications.
The TLVH431ACDBZR features a low temperature coefficient, ensuring consistent performance across varying temperature ranges, which is crucial for precision applications. It is available in a SOT-23 package, making it compact and suitable for space-constrained designs. The device's design and specifications provide flexibility and reliability, making it a popular choice for designers looking to implement accurate voltage references in both consumer and industrial applications.
Equivalent
The TLVH431ACDBZR is a low-voltage adjustable precision shunt regulator. Equivalent products include the LMV431, TL431, LM431, and ATL431 series. These components share similar functionality and specifications, allowing them to be used interchangeably in many applications. However, always verify the specific parameters, package type, and performance characteristics to ensure compatibility with your circuit design.
Features
The TLVH431ACDBZR is a precision adjustable shunt voltage reference, typically used in various electronic applications for maintaining a stable reference voltage. Some of its key features include:
1. Adjustable Output: The device offers an adjustable output voltage range, which is set using two external resistors.
2. Precision: It provides a precise voltage reference with a typical accuracy of ±1%.
3. Wide Operating Range: It supports a wide operational current range, typically from 100 μA to 100 mA.
4. Temperature Stability: The TLVH431ACDBZR offers good temperature stability, which is crucial for maintaining performance across varying environmental conditions.
5. Low Output Noise: This feature is essential for applications that require a clean voltage reference.
6. Package: It is available in the SOT-23 package, which is compact and suitable for space-constrained applications.
7. Applications: Commonly used in power supplies, data converters, and other precision reference applications.
These features make the TLVH431ACDBZR a versatile component in creating stable voltage references for electronic circuits.
1. Adjustable Output: The device offers an adjustable output voltage range, which is set using two external resistors.
2. Precision: It provides a precise voltage reference with a typical accuracy of ±1%.
3. Wide Operating Range: It supports a wide operational current range, typically from 100 μA to 100 mA.
4. Temperature Stability: The TLVH431ACDBZR offers good temperature stability, which is crucial for maintaining performance across varying environmental conditions.
5. Low Output Noise: This feature is essential for applications that require a clean voltage reference.
6. Package: It is available in the SOT-23 package, which is compact and suitable for space-constrained applications.
7. Applications: Commonly used in power supplies, data converters, and other precision reference applications.
These features make the TLVH431ACDBZR a versatile component in creating stable voltage references for electronic circuits.
Pinout
The TLVH431ACDBZR is a three-terminal adjustable shunt regulator. It typically comes in a SOT-23 package. The pin count for the TLVH431ACDBZR is 3. The functions of these pins are as follows:
1. Reference (REF): This pin is used to set the reference voltage. It connects to the inverting input of the internal error amplifier.
2. Anode (A): This pin is the anode terminal, and it acts as the ground reference for the shunt regulator. It is usually connected to the lower potential side of the circuit.
3. Cathode (K): This pin is the cathode terminal, and it is where the output voltage is regulated. The cathode is typically connected to the load or supply voltage.
The TLVH431ACDBZR can be used to provide a stable reference voltage in applications like voltage regulation, adjustable power supplies, and precision current limiting.
1. Reference (REF): This pin is used to set the reference voltage. It connects to the inverting input of the internal error amplifier.
2. Anode (A): This pin is the anode terminal, and it acts as the ground reference for the shunt regulator. It is usually connected to the lower potential side of the circuit.
3. Cathode (K): This pin is the cathode terminal, and it is where the output voltage is regulated. The cathode is typically connected to the load or supply voltage.
The TLVH431ACDBZR can be used to provide a stable reference voltage in applications like voltage regulation, adjustable power supplies, and precision current limiting.
Manufacturer
The TLVH431ACDBZR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is well-known for its analog chips and embedded processors, which are used in a wide range of electronic devices. TI operates globally and serves diverse markets, including automotive, industrial, personal electronics, communications, and enterprise systems. Established in 1930, Texas Instruments has a long history in the electronics industry and is recognized for its innovation and contributions to technology development.
Application
The TLVH431ACDBZR is a precision adjustable shunt regulator used in various applications, including:
1. Voltage Regulation: It provides stable voltage references in power supply circuits.
2. Switch-Mode Power Supplies (SMPS): Acts as a reference voltage in feedback loops.
3. Battery Chargers: Ensures accurate voltage levels during charging.
4. Analog Circuit Calibration: Used for calibrating analog signal processing circuits.
5. Data Acquisition Systems: Provides reference voltage for high-precision data converters.
6. Consumer Electronics: Ensures consistent performance in devices requiring precise voltage levels.
Its versatility in maintaining stable voltage makes it essential in circuits that require high precision and reliability.
1. Voltage Regulation: It provides stable voltage references in power supply circuits.
2. Switch-Mode Power Supplies (SMPS): Acts as a reference voltage in feedback loops.
3. Battery Chargers: Ensures accurate voltage levels during charging.
4. Analog Circuit Calibration: Used for calibrating analog signal processing circuits.
5. Data Acquisition Systems: Provides reference voltage for high-precision data converters.
6. Consumer Electronics: Ensures consistent performance in devices requiring precise voltage levels.
Its versatility in maintaining stable voltage makes it essential in circuits that require high precision and reliability.
Package
The TLVH431ACDBZR is a Texas Instruments component and comes in a SOT-23 package type.
