View bat46 datasheet:

BAT 46 SMALL SIGNAL SCHOTTKY DIODE DO 35 DESCRIPTION (Glass) General purpose, metal to silicon diode featuring high breakdown voltage low turn-on voltage. ABSOLUTE RATINGS (limiting values) Symbol Parameter Value Unit V Repetitive Peak Reverse Voltage 100 V RRM I Forward Continuous Current* Ta = 25 °C 150 mA F tp ? 1s 350 mA IFRM Repetitive Peak Forward Current* ? ? 0.5 I Surge non Repetitive Forward Current* t = 10ms 750 mA FSM p Ptot Power Dissipation* T = 80 °C 150 mW l T Storage and Junction Temperature Range - 65 to + 150 °C stg T - 65 to + 125 °C j T Maximum Temperature for Soldering during 10s at 4mm from Case 230 °C L THERMAL RESISTANCE Symbol Test Conditions Value Unit R Junction-ambient* 300 °C/W th(j-a) * On infinite heatsink with 4mm lead length N