Overview
The TL431MSDT,215, produced by NXP USA Inc., is a high-precision, adjustable shunt voltage regulator. This component is part of the TL431 family, known for its thermal stability and versatility in various applications. It is a three-terminal device that can be programmed to provide an output voltage range between 2.495 V and 36 V using two external resistors. The TL431MSDT,215 is packaged in a SOT-23-3 (TO-236AB) package, making it suitable for compact and integrated circuit designs.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Reference Voltage (Vref) | VKA = Vref; IK = 10 mA | 2.470 | 2.495 | 2.520 | mV |
| Reference Voltage Tolerance | - | - | - | ±2% | - |
| Cathode-Anode Voltage (VKA) | - | - | - | 36 | V |
| Cathode Current (IK) | - | 1 | - | 100 | mA |
| Operating Temperature Range (Tamb) | - | -40 | - | 125 | °C |
| Storage Temperature Range (Tstg) | - | -65 | - | 150 | °C |
| Total Power Dissipation (Ptot) | Tamb ≤ 25 °C | - | - | 950 | mW |
| Junction Temperature (Tj) | - | - | - | 150 | °C |
Key Features
- Programmable Output Voltage: Up to 36 V using two external resistors.
- High Precision: Available in different reference voltage tolerances: ±2%, ±1%, and ±0.5%.
- Low Noise: Excellent noise characteristics, making it suitable for high-precision applications.
- Low Output Impedance: Typical output impedance of 0.2 Ω.
- Wide Operating Temperature Range: From -40°C to 125°C, ensuring stability in harsh environments.
- Low Power Consumption: Extremely low power consumption, suitable for long-term operating applications.
- AEC-Q100 Qualified: Grade 1, suitable for automotive applications.
Applications
- Shunt Regulator: Used as a precision shunt regulator in various power management circuits.
- Precision Current Limiter: Functions as a precision current limiter and constant current sink.
- Measurement and Calibration: Used in voltmeters, ammeters, power meters, and other measuring devices for calibration.
- Voltage Regulation: Provides a stable voltage source for voltage regulators, switching power supplies, and battery-powered equipment.
- Communication Systems: Used 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 TL431MSDT,215 used for?
The TL431MSDT,215 is used as a high-precision, adjustable shunt voltage regulator in various applications including measurement, calibration, voltage regulation, and communication systems.
- What is the output voltage range of the TL431MSDT,215?
The output voltage range of the TL431MSDT,215 can be programmed up to 36 V using two external resistors.
- What are the different reference voltage tolerances available for the TL431MSDT,215?
The TL431MSDT,215 is available in different reference voltage tolerances: ±2%, ±1%, and ±0.5%.
- What is the operating temperature range of the TL431MSDT,215?
The operating temperature range of the TL431MSDT,215 is from -40°C to 125°C.
- Is the TL431MSDT,215 AEC-Q100 qualified?
- What is the typical output impedance of the TL431MSDT,215?
The typical output impedance of the TL431MSDT,215 is 0.2 Ω.
- What is the maximum cathode current of the TL431MSDT,215?
The maximum cathode current of the TL431MSDT,215 is 100 mA.
- What is the storage temperature range of the TL431MSDT,215?
The storage temperature range of the TL431MSDT,215 is from -65°C to 150°C.
- What package type is the TL431MSDT,215 available in?
The TL431MSDT,215 is available in a SOT-23-3 (TO-236AB) package.
- Is the TL431MSDT,215 RoHS compliant?
