SMM4FxxA Datasheet 400 W TVS in STmite Flat Features Peak pulse power: 400 W (10/1000 s) and 2.5 kW (8/20 s) Flat and thin package: 0.85 mm Stand-off voltage range from 5 V to 33 V Unidirectional type Low leakage current: 0.2 A at 25 C and 1 A at 85 C Operating T max: 175 C j High power capability at T max.: up to 160 W (10/1000 s) j Lead finishing: matte tin plating Complies with the following standards UL94, V0 J-STD-020 MSL level 1 J-STD-002, JESD 22-B102 E3 and MIL-STD-750, method 2026 JESD-201 class 2 whisker test IPC7531 footprint and JEDEC registered package outline IEC 61000-4-2, C = 150 pF - R = 330 exceeds level 4: 30 kV (contact discharge) 30 kV (air discharge) IEC 61000-4-4 4 kV Product status link SMM4F5.0A, SMM4F6.0A, SMM4F6.5A, SMM4F8.5A, Description SMM4F10A, SMM4F12A, SMM4F SMM4F13A, SMM4F15A, The SMM4F TVS series are designed to protect sensitive circuits against transient SMM4F18A, SMM4F20A, surges. SMM4F24A, SMM4F26A, The planar technology makes it compatible with high-end circuits where low leakage SMM4F28A, SMM4F33A current and high junction temperature are required to provide long term reliability and stability. DS5630 - Rev 6 - April 2020 www.st.com For further information contact your local STMicroelectronics sales office.SMM4FxxA Characteristics 1 Characteristics Table 1. Absolute maximum ratings (T = 25 C) amb Symbol Parameter Value Unit IEC 61000-4-2 (C = 150 pF, R = 330 ) V Peak pulse voltage Contact discharge 30 kV PP Air discharge 30 P 10/1000 s, T initial = T Peak pulse power dissipation 400 W PP j amb T Storage temperature range -65 to +175 C stg T Operating junction temperature range -55 to +175 C j T Maximum lead temperature for soldering during 10 s 260 C L Figure 1. Electrical characteristics - parameter definitions Figure 2. Pulse definition for electrical characteristics DS5630 - Rev 6 page 2/13