TL497ACDRE4 , Buck, Boost Switching Regulator IC Positive or Negative Adjustable ±1.2V 1 Output 500mA (Switch) 14-SOIC (0.154", 3.90mm Width). we specialize in Hotenda TL497ACDRE4 electronic components. TL497ACDRE4 can be shipped within 24 hours after order.