TL431 SMD PRICISION SHUNT REGULATOR SOP-8

TL431 SMD PRECISION SHUNT REGULATOR SOP-8

1 Features

• Reference voltage tolerance at 25°C

– 0.5% (B grade)

– 1% (A grade)

– 2% (Standard grade)

• Adjustable output voltage: Vref to 36 V
• Operation from −40°C to 125°C
• Typical temperature drift (TL43xB)

– 6 mV (C temp)

– 14 mV (I temp, Q temp)

• Low Output Noise
• 0.2-Ω Typical output impedance
• Sink-current capability: 1 mA to 100 mA

2 Applications

• Adjustable voltage and current referencing
• Secondary side regulation in fly-back SMPSs
• Zener replacement
• Voltage monitoring
• Comparator with integrated reference