Overview
The TL431BCLP is a precision programmable voltage reference integrated circuit produced by Texas Instruments. It is a versatile and widely used device that can be utilized as a general-purpose adjustable voltage reference, a precision shunt regulator, or an adjustable precision voltage reference. This component is known for its high accuracy and stability, making it suitable for a variety of applications in power management, instrumentation, and control circuits.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Adjustable Output Voltage Range | 2.5V to 36V | V |
| Maximum Output Current | 100mA | mA |
| Voltage Reference Tolerance (Typical at 25°C) | ±0.4% | % |
| Temperature Coefficient (Typical) | 30ppm/°C | ppm/°C |
| Operating Temperature Range | 0°C to 70°C | °C |
| Dynamic Output Impedance (Typical) | 0.22Ω | Ω |
| Sink Current Capability | 1.0mA to 100mA | mA |
Key Features
- Highly accurate and stable voltage reference
- Adjustable output voltage for flexible applications
- High output current capacity up to 100mA
- Wide operating temperature range of 0°C to 70°C
- Low dynamic output impedance of 0.22Ω typical
- Robust through-hole and surface-mount package options
- Designed and manufactured to high quality standards, meeting relevant industry safety and regulatory requirements
Applications
- Power management and regulation
- Instrumentation and test equipment
- Industrial control systems
- Consumer electronics
- Switch Mode Power Supplies (SMPS)
- Digital voltmeters, power supplies, and op amp circuitry
Q & A
- What is the adjustable output voltage range of the TL431BCLP?
The adjustable output voltage range of the TL431BCLP is from 2.5V to 36V.
- What is the maximum output current of the TL431BCLP?
The maximum output current of the TL431BCLP is 100mA.
- What is the typical voltage reference tolerance of the TL431BCLP at 25°C?
The typical voltage reference tolerance of the TL431BCLP at 25°C is ±0.4%.
- What is the operating temperature range of the TL431BCLP?
The operating temperature range of the TL431BCLP is from 0°C to 70°C.
- What is the typical dynamic output impedance of the TL431BCLP?
The typical dynamic output impedance of the TL431BCLP is 0.22Ω.
- Can the TL431BCLP be used as a replacement for Zener diodes?
Yes, the TL431BCLP can be used as a replacement for Zener diodes in many applications due to its sharp turn-on characteristic and low output impedance.
- What types of packages are available for the TL431BCLP?
The TL431BCLP is available in robust through-hole and surface-mount package options, including TO-92-3.
- Is the TL431BCLP still in active production?
No, the TL431BCLP is an obsolete product and is no longer in active production. However, equivalent or alternative models are available from Texas Instruments and other manufacturers.
- What are some common applications of the TL431BCLP?
The TL431BCLP is commonly used in power management, instrumentation, industrial control systems, consumer electronics, and Switch Mode Power Supplies (SMPS).
- Does the TL431BCLP meet industry safety and regulatory requirements?
Yes, the TL431BCLP is designed and manufactured to meet relevant industry safety and regulatory requirements.
