1PCS-50PCS/LOT TL431IPK 3I SILKSCREEN 31 SOT-89 Voltage Reference Chip Adjustable Precision Shunt Regulator NEW ORIGINAL
USD 0.50
1PCS-50PCS/LOT TL431IPK 3I SILKSCREEN 31 SOT-89 Voltage Reference Chip Adjustable Precision Shunt Regulator NEW ORIGINAL