TRACOPOWER Switching Regulator, 15 → 32V dc Input, 12V dc Output, 500mA. Mounting Type: Surface Mount. Package: SIP. Minimum Temperature: -40°C. Maximum Temperature: +90°C. Efficiency: 94 % @ 32 V dc, 97 % @ Vin min. MTBF: >2000000h. Load Regulation: 0.004. Line Regulation: 0.002. Ripple And Noise: 40mV Pk-Pk. Weight: 1.7g. Protection Features: Over Temperature Protection, Short Circuit Protection. MPN: TSR 0.5-24120SM