Automotive-grade, 1200 V, 50 A SCR: TN5050H-12WY AC/DC converter applications This 1200 V, 50 A automotive-grade thyristor makes AC/DC converters safe by limiting the inrush current and providing isolation against AC line overvoltages Available in a TO-247, high power package, the TN5050H-12WY automotivegrade SCR is suitable for automotive / stationary battery chargers, renewable energy generators, uninterruptible power supplies, solid state relays, welding equipment and motor drive applications. The TN5050H-12WY offers superior performance in surge current handling (ITSM = 580 A at 10ms), thermal cooling capabilities (Rth(j-c) = 0.3 °C/W) and high surge voltage withstanding capability (VDSM/VRSM = 1300 V). key features TARGETED APPLICATIONS • On-state RMS current: 50 A • EV/HEV (on board, off board battery • Blocking voltage: 1200 V chargers) • Industrial battery chargers • Renewable energy inverters • Solid state relays • Uninterruptible power supplies (bypass) • Motor drive (inrush current limiter, soft start) • Industrial welding system • High turn-on commutation : 200A/µs • High off-state immunity: 1000 V/μs • Gate trigger current: 50 mA • AEC-Q101 compliant • ECOPACK®2 compliant KEY BENEFITS • Automotive grade: reliability, quality and AEC-Q101 compliance • Reduce BOM: extra power device no longer needed in the rectifier bridge • Same efficiency/dissipation and cooling size as diode bridge • High PCB creepage distance above 4mm • Control peak current at charger power up www.st.com/tn5050h-12wy TN5050H-12WY in brief Reduced BOM: No more extra power device in the bridge Automotive grade TO 247 UL94-VO Automotive grade: Enhance reliability and quality, AEC-Q101 compliance Enhance commercial services (priority and stocks) EFFICIENCY: Same efficiency and cooling size as diode bridge G Tj= -40 to 150 °C K ROBUST DESIGN: Inrush current limiter voltage withstanding capability TN5050H-12WY product table Part number Package Nonrepetitive surge-peak on-state current (@ tp= 10 ms) ITSM Critical rate of rise of off-state voltage dV/dt Junctionto-case thermal resistance Rth(j-c) Triggering gate current IGT Repetitive peak offstate voltage VDRM and VRRM Junction temperature Tj RMS on-state current IT(RMS) Peak on-state voltage VTM Maximum leakage current IDRM and IRRM @Tj =25°C max (mA) max (V) max (°C) (A) max (V) max (µA) (A) min (V/µs) (°C/W) 5 580 1000 0.3 Automotive-grade AECQ-101-compliant TN5050H-12WY TO247 50 1200 150 50 1.55 Application note AN4606 with additional information about the inrush current limiter function in the thyristor-triac is available on st.com © STMicroelectronics - March 2016 - Printed in United Kingdom - All rights reserved The STMicroelectronics corporate logo is a registered trademark of the STMicroelectronics group of companies All other names are the property of their respective owners Order code: FLTN5050H0316 For more information on ST products and solutions, visit www.st.com/tn5050h-12wy