KA431SMFTF onsemi / Fairchild

Here is the English description of the KA431SMFTF chip:

• Function: Programmable Precision Voltage Reference
• Output Voltage: Bandgap reference voltage of 1.24V (typ)
• Temperature Range: -40°C to +125°C
• Package: SOT-23-3

The KA431SMFTF is a precision bandgap voltage reference from Diodes Incorporated.

Key Features:

• Extremely accurate 1.24V output voltage
• Low 1μA typical quiescent current
• SOT-23-3 ultra-small package saves board space
• Wide -40°C to +125°C operating temperature range

Common Applications:

• Linear/switching regulator reference source
• Analog circuit reference voltage
• Temperature/process compensation circuits

Benefits include a highly stable and efficient voltage reference. The miniature package size enables integration into space-constrained designs.

Well-suited as a calibration reference for analog circuits requiring precision over industrial temperature conditions.

In summary, the KA431SMFTF delivers a highly accurate 1.24V output while achieving small size and operating over an extensive temperature range.