TL431IDT
- Mfr.Part #
- TL431IDT
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC VREF SHUNT ADJ 2.21% 8SO
- Stock
- 10,401
- In Stock :
- 10,401
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Reference
- Height :
- 1.25mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Min Input Voltage :
- 1.24V
- Mounting Type :
- Surface Mount
- Analog IC - Other Type :
- THREE TERMINAL VOLTAGE REFERENCE
- Number of Terminations :
- 8
- Max Output Current :
- 100mA
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Terminal Position :
- Dual
- Termination :
- SMD/SMT
- Output Voltage :
- 36V
- Number of Functions :
- 1
- Reference Voltage :
- 36V
- Accuracy :
- 2 %
- Nominal Supply Current :
- 100mA
- JESD-609 Code :
- e4
- Peak Reflow Temperature (Cel) :
- 260
- Width :
- 3.9mm
- Length :
- 4.9mm
- Max Output Voltage :
- 36V
- Number of Outputs :
- 1
- ECCN Code :
- EAR99
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Packaging :
- Cut Tape (CT)
- Lead Free :
- Lead Free
- Pin Count :
- 8
- Additional Feature :
- THE OUTPUT VOLTAGE MAY BE SET TO ANY VALUE BETWEEN 2.5V AND 36V WITH TWO EXTERNAL RESISTORS
- Number of Pins :
- 8
- Operating Temperature :
- -40°C~105°C TA
- Terminal Pitch :
- 1.27mm
- Terminal Form :
- Gull wing
- Output Type :
- Adjustable
- Current - Cathode :
- 1mA
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Temperature Coefficient :
- 100 ppm/°C
- Radiation Hardening :
- No
- Reference Type :
- Shunt
- REACH SVHC :
- No SVHC
- Base Part Number :
- TL431
- Nominal Input Voltage :
- 2.52V
- Tolerance :
- ±2.21%
- Mount :
- Surface Mount
- Factory Lead Time :
- 10 Weeks
- RoHS Status :
- ROHS3 Compliant
- Max Input Voltage :
- 37V
- Min Output Voltage :
- 2.495V
- Trim/Adjustable Output :
- yes
- Datasheets
- TL431IDT

Voltage Reference STMicroelectronics TL431IDT Overview
The STMicroelectronics TL431IDT is a highly versatile adjustable shunt voltage reference IC, offering a performance that is optimal for a broad spectrum of applications. This component ensures stability and precision with an adjustable output voltage and a low output noise, making it ideal for critical on-board voltage regulation. Its robust design features a nominal voltage of 2.495 V, which can be adjusted from approximately 2.5 V to 36 V, coupled with a tight 2.21% regulation accuracy over the full operating temperature range. The TL431IDT is housed in an 8SO package, providing a compact solution for space-constrained applications while maintaining ease of integration into various circuit designs.
TL431IDT Features
The TL431IDT from STMicroelectronics stands out with its adjustable voltage range and precision regulation capabilities. It is designed to maintain a low thermal drift and excellent temperature stability, which are critical for system reliability. The IC supports a wide operating temperature range, making it suitable for both commercial and industrial environments. Furthermore, its low dynamic output impedance ensures enhanced load response characteristics, essential for maintaining voltage stability across different load conditions.
TL431IDT Applications
- Power Supplies: Used in the feedback control loop of switching and linear power supplies to provide precise output voltage regulation.
- Battery Chargers: Employs its adjustable output feature to fine-tune charging circuits, ensuring optimal charging voltages for longer battery life and safety.
- Voltage Monitoring: Integral in systems that require constant voltage monitoring to prevent over-voltage or under-voltage conditions, enhancing system reliability.
- Portable Devices: Its compact size and precision adjustment capabilities make it ideal for maintaining voltage stability in portable electronic devices under varying load conditions.
- Temperature Control Systems: Utilized within temperature-sensitive feedback and control systems to adjust and regulate the operational voltage, ensuring performance consistency across a range of temperatures.
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