Semikron 300U40A Fast Recovery Diode, 300 A 400 V, (DO-200AB / A-44) – Pack of 3

Overview The Semikron 300U40A is a high-power, fast recovery diode engineered for demanding applications requiring efficient high-frequency operation and low switching losses. Encapsulated in the robust DO-200AB (A-44) stud package, it offers reliable performance and excellent thermal management.

Key Specifications • Forward current (IF(AV)): 300 A • Repetitive peak reverse voltage (VRRM): 400 V • Surge non-repetitive forward current (IFSM): 4000 A (50 Hz), 4300 A (60 Hz) • Maximum junction temperature (Tj): 150 °C • Recovery time (trr): Max. 2.0 µs (at 150 A, 100 V, -di/dt = 15 A/µs) • Package: DO-200AB (A-44) stud package

Features & Benefits • Fast reverse recovery time minimizes switching losses and reduces EMI • Low forward voltage drop enhances efficiency and reduces heat generation • Robust stud package ensures high mechanical stability and efficient heat dissipation • Hermetically sealed housing for protection in harsh environments • High surge current capability for improved reliability during transient conditions

Typical Applications • High-frequency inverters and converters • Free-wheeling and snubbing diodes in power supplies • Welding equipment • Inductive heating • Motor drives and uninterruptible power supplies (UPS)

Reliability & Quality • Manufactured under stringent quality standards (ISO-9001 certified facilities) • Recognized for high reliability and long operational life • Designed for high thermal cycling capability

Pack Contents • Three (3) Semikron 300U40A fast recovery diodes (DO-200AB / A-44 stud package)