Overview
The TL431BLP-AP is a precision programmable shunt voltage reference IC manufactured by Micro Commercial Co. This device is part of the TL431 series, known for its high accuracy and stability. It is designed to provide a stable voltage reference in a variety of applications, including industrial, automotive, and consumer electronics.
The TL431BLP-AP features a three-terminal adjustable shunt regulator with specified thermal stability over a wide temperature range. It is available in the TO-92 package, making it suitable for various circuit designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reference Voltage Tolerance | ±0.5% | - |
| Adjustable Output Voltage | 2.5V to 36V | V |
| Operating Temperature Range | -40°C to 125°C | °C |
| Sink-Current Capability | 1 mA to 100 mA | mA |
| Output Impedance | 0.2 Ω (Typical) | Ω |
| Package Type | TO-92 | - |
Key Features
- Precision Voltage Reference: The TL431BLP-AP offers a high-precision voltage reference with a tolerance of ±0.5% at 25°C.
- Adjustable Output Voltage: The output voltage can be adjusted from 2.5V to 36V, making it versatile for various applications.
- Wide Operating Temperature Range: The device operates from -40°C to 125°C, ensuring stability in harsh environments.
- Low Output Noise: It features low output noise, which is crucial for applications requiring high signal integrity.
- Low Output Impedance: With a typical output impedance of 0.2 Ω, it minimizes voltage drops and ensures efficient operation.
- High Sink-Current Capability: The device can sink currents from 1 mA to 100 mA, making it suitable for a range of load conditions.
Applications
- Rack Server Power: Used in power supplies for rack servers to provide stable voltage references.
- Industrial AC/DC and AC Inverter & VF Drives: Employed in industrial power conversion systems for stable voltage regulation.
- Servo Drive Control Modules: Utilized in servo drive systems to ensure precise voltage references for control operations.
- Notebook PC Power Adapters: Used in power adapter designs for notebooks to provide stable and efficient voltage regulation.
- Measurement and Calibration: Used in measurement instruments such as voltmeters, ammeters, and power meters for accurate calibration.
- Communication Systems: Employed in wireless transceivers, cellular base stations, and network infrastructure to maintain stable reference voltages.
- Sensor Interfaces: Used in sensor interface circuits for conditioning sensor signals and providing accurate reference voltages.
Q & A
- What is the reference voltage tolerance of the TL431BLP-AP?
The reference voltage tolerance of the TL431BLP-AP is ±0.5% at 25°C.
- What is the adjustable output voltage range of the TL431BLP-AP?
The output voltage can be adjusted from 2.5V to 36V.
- What is the operating temperature range of the TL431BLP-AP?
The device operates from -40°C to 125°C.
- What is the typical output impedance of the TL431BLP-AP?
The typical output impedance is 0.2 Ω.
- What is the sink-current capability of the TL431BLP-AP?
The device can sink currents from 1 mA to 100 mA.
- In what package is the TL431BLP-AP available?
The TL431BLP-AP is available in the TO-92 package.
- What are some common applications of the TL431BLP-AP?
Common applications include rack server power, industrial AC/DC and AC inverter & VF drives, servo drive control modules, notebook PC power adapters, measurement and calibration, communication systems, and sensor interfaces.
- Does the TL431BLP-AP have low output noise?
Yes, the TL431BLP-AP features low output noise, which is important for applications requiring high signal integrity.
- Is the TL431BLP-AP suitable for harsh environments?
Yes, the device is designed to operate in harsh environments with its wide operating temperature range from -40°C to 125°C.
- Can the TL431BLP-AP be used in precision measurement instruments?
Yes, it can be used in precision measurement instruments such as voltmeters, ammeters, and power meters for accurate calibration.
