Overview
The TL431BCDMR2G is a three-terminal programmable shunt regulator diode manufactured by ON Semiconductor. This monolithic IC voltage reference operates as a low temperature coefficient zener, programmable from the reference voltage (Vref) to 36 V using two external resistors. It is known for its exceptional performance and adaptability, making it an ideal choice for various electronic systems. The device can function as either a positive or negative voltage reference, adding to its versatility.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer Part # | TL431BCDMR2G | |
| Package/Case | TSSOP-8 | |
| Reference Voltage (Vref) | 2.5 | V |
| Programmable Output Voltage | Up to 36 | V |
| Voltage Reference Tolerance | ± 0.4% (Typ @ 25°C) | % |
| Sink Current Capability | 1.0 mA to 100 mA | mA |
| Dynamic Output Impedance | 0.22 Ω (Typical) | Ω |
| Operating Temperature Range | -40°C to 150°C | °C |
| Storage Temperature Range | -65°C to 150°C | °C |
Key Features
- Low Noise Voltage Reference Output
- Precision Voltage Regulator with Low Dropout
- Programmable Output Voltage up to 36 V
- Sink Current Capability of 1.0 mA to 100 mA
- Voltage Tracking Functionality Available
- Wide Operating Temperature Range: -40°C to 150°C
- Low Dynamic Output Impedance: 0.22 Ω Typical
- Equivalent Full-Range Temperature Coefficient: 50 ppm/°C Typical
- Temperature Compensated for Operation over Full Rated Operating Temperature Range
- Low Output Noise Voltage
- Pb-Free Packages Available
Applications
The TL431BCDMR2G is widely used in various applications due to its versatility and performance. Some of the key applications include:
- Digital Voltmeters
- Power Supplies
- Op Amp Circuitry
- Other electronic systems requiring precise voltage regulation
Q & A
- What is the TL431BCDMR2G?
The TL431BCDMR2G is a three-terminal programmable shunt regulator diode manufactured by ON Semiconductor.
- What is the programmable output voltage range of the TL431BCDMR2G?
The output voltage can be programmed from the reference voltage (Vref) to 36 V using two external resistors.
- What is the typical voltage reference tolerance of the TL431BCDMR2G?
The voltage reference tolerance is ±0.4% at 25°C.
- What is the sink current capability of the TL431BCDMR2G?
The sink current capability ranges from 1.0 mA to 100 mA.
- What is the dynamic output impedance of the TL431BCDMR2G?
The dynamic output impedance is typically 0.22 Ω.
- What is the operating temperature range of the TL431BCDMR2G?
The operating temperature range is -40°C to 150°C.
- What are some common applications of the TL431BCDMR2G?
Common applications include digital voltmeters, power supplies, and op amp circuitry.
- Is the TL431BCDMR2G available in Pb-Free packages?
- What is the storage temperature range for the TL431BCDMR2G?
The storage temperature range is -65°C to 150°C.
- How does the TL431BCDMR2G function in terms of voltage reference?
The TL431BCDMR2G operates as a shunt regulator and can be used as either a positive or negative voltage reference.
