Texas Instruments TL431ACDBVR
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | SC-74A, SOT-753 |
| Mfr | Texas Instruments |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Current - Supply | - |
| Output Type | Adjustable |
| Voltage - Input | - |
| Tolerance | ±1% |
| Temperature Coefficient | - |
| Current - Output | 100 mA |
| Supplier Device Package | SOT-23-5 |
| Reference Type | Shunt |
| Current - Cathode | 600 µA |
| Voltage - Output (Min/Fixed) | 2.495V |
| Noise - 0.1Hz to 10Hz | - |
| Noise - 10Hz to 10kHz | - |
| Voltage - Output (Max) | 36 V |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | TL431 |
| REACH Status | REACH Unaffected |
| Standard Package | 3,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
The TL431ACDBVR, manufactured by Texas Instruments, is a three-terminal adjustable shunt regulator used in a wide range of electronic circuits. Known for its high accuracy, stability and programmability, the device uses current mode control to provide high stability and high precision reference voltage. The TL431ACDBVR is packaged in the form of SOT-23, and its compact size makes it ideal for applications in space-limited electronic devices. It has a wide operating voltage range, usually operating in the voltage range of 2.5V to 36V, and has a wide temperature operating range from -40°C to 125°C, ensuring stability and reliability in different environments.
TI TL431ACDBVR Shunt Voltage Reference IC features
1. High precision: TL431ACDBVR uses a high-precision current reference source, which can provide a very stable and accurate reference voltage to meet the requirements of high-precision circuits.
2. Programmability: By changing the resistance value of the external programming resistor, the output reference voltage can be adjusted to any value between Vref (about 2.5V) and 36V.
3. Low output noise: TL431ACDBVR has low output noise characteristics to ensure the purity of the output signal.
4. Low output impedance: The typical value of its output impedance is 0.2Ω, which helps to provide a stable output voltage.
5. Wide input voltage range: Support from 2.5V to 36V wide input voltage range, suitable for a variety of different power supply environments.
6. Temperature stability: TL431ACDBVR has excellent temperature stability, typical temperature drift is low, to ensure the output stability at different temperatures.
TI TL431ACDBVR application
The Texas Instruments TL431ACDBVR, with its high precision, programmability, stability and wide input voltage range, has a wide range of applications in power management, reference voltage sources, temperature compensation and replacement of Zener diodes.
· Power management circuits: Due to its high accuracy, stability and programmability, the TL431ACDBVR is widely used in a variety of power management circuits, such as voltage regulator circuits, switching power supplies and battery charging circuits.
· Reference voltage source: The TL431ACDBVR is suitable for use in circuits that need to provide an accurate reference voltage, such as reference voltage sources in analog circuits.
Temperature compensation circuit: TL431ACDBVR based circuit can achieve accurate compensation of temperature for applications requiring temperature control and compensation.
· Alternative to Zener diodes: In active output circuits, the TL431ACDBVR offers very sharp on-off characteristics, making it an excellent alternative to Zener diodes for on-board regulated, adjustable and switching power supplies.
