TLV431 Datasheet | Texas Instruments

TLV431, TLV431A, TLV431B SLVS139Y - JULY 1996 - REVISED MARCH 2024 TLV431x Low-Voltage Adjustable Precision Shunt Regulator 1 Features - Low-voltage operation, VREF = 1.24V - Adjustable output voltage, VO = VREF to 6V - Reference voltage tolerances at 25°C - 0.5% for TLV431B - 1% for TLV431A - 1.5% for TLV431 - Typical temperature drift - 4mV (0°C to 70°C) - 6mV (- 40°C to 85°C) - 11mV (- 40°C to 125°C) - Low operational cathode current, 80µA typical - 0.25Ω typical output impedance - Ultra-small SC-70 package offers 40% smaller footprint than SOT-23-3 - See TLVH431 and TLVH432 for: - Wider VKA (1.24V to 18 V) and IK (80mA) - Additional SOT-89 package - Multiple pinouts for SOT-23-3 and SOT-89 packages - On products pliant to MIL-PRF-38535, all parameters are tested unless otherwise noted. on all other products, production processing does not necessarily include testing of all parameters. 2 Applications - Adjustable voltage and current referencing - Secondary side regulation in flyback SMPSs - Zener replacement - Voltage monitoring - parator with integrated reference...