STS321045B502 Eaton

Technical Data 11158 Effective September 2020 STS321045B502 TVS Diode ESD suppressor Applications Cellular phone handsets and accessories Microprocessor based equipment Portable electronics Notebooks, desktops, and servers Portable instrumentation Environmental compliance and general specifications Product features IEC61000-4-2 (ESD) 2000 Watts peak pulse power per line 30 kV (air) (t =8/20 s) P 30 kV (contact) Protects one bi-directional I/O line IEC61000-4-5 (Lightning) 140 A (8/20 s) Low clamping voltage Working voltage: 4.5 V HALOGEN Low leakage current HF Pb FREE Meets moisture sensitivity level (MSL) 3 Molding compound flammability rating: UL 94V-0 Termination finish:Tin Ordering part number ST S32 1 45 B 502 Family Package (S32- SOD-323) Number of channels (1-1) Operating voltage (045- 4.5 V) Bi/Uni directional (B- Bi) Capacitance (502- 500 pF) Pin out/functional diagramTechnical Data 11158 STS321045B502 Effective September 2020 TVS Diode ESD suppressor Absolute maximum ratings (+25 C, RH=45%-75%, unless otherwise noted) STS321045B502 Parameter Symbol Value Unit Peak pulse power dissipation on 8/20 s waveform P 2000 W pp ESD per IEC 61000-4-2 (Air) V +/-30 kV ESD ESD per IEC 61000-4-2 (Contact) +/-30 Lead soldering temperature T +260 (10 seconds) C L Operating junction temperature range T -55 to +125 C J Storage temperature range T -55 to +150 C STG Electrical characteristics (+25 C) STS321045B502 Parameter Test condition Minimum Typical Maximum Symbol (Units) Reverse working voltage - - - 4.5 V (V) RWM Reverse breakdown voltage I = 1 mA 4.7 - 6.5 V (V) T BR Reverse leakage current V = 4.5 V - - 1 I (A) RWM R Clamping voltage I = 100 A, - 12 14 V (V) PP C t = 8/20 s p I = 140 A, - 16 18 PP t = 8/20 s p Junction capacitance V = 0 V, f = 1 MHz - 450 500 C (pF) RWM J Mechanical parameters, pad layout- mm/inches Millimeters Inches Dimension Minimum Maximum Minimum Maximum A 1.60 1.80 0.063 0.071 B 0.25 0.35 0.010 0.014 C 2.50 2.75 0.098 0.108 D 0.00 1.00 0.000 0.039 E 1.20 1.40 0.047 0.055 F 0.08 0.15 0.003 0.006 L 0.475REF 0.019REF L1 0.25 0.40 0.010 0.016 H 0.00 0.10 0.000 0.004 P 3.00 0.118 P1 0.80 0.031 Part marking 2 www.eaton.com/electronics