Technical Data 11146 Effective September 2020 STS142XXXUXXX TVS Diode array ESD suppressor Applications ADSL lines 2 I C bus protection ISDN S/T interface Portable electronics WAN/LAN equipment Video line protection Microcontroller input protection T1/E1 secondary IC side protection Product features Fire wire & USB Protects two I/O lines Sensitive analog inputs Low clamping voltage Power over Ethernet Low operating voltage Low capacitance Environmental compliance and general Meets moisture sensitivity level (MSL) 3 specifications Molding compound flammability rating: IEC61000-4-2 (ESD) UL 94V-0 Up to 30 kV (air) Termination finish: Tin Up to 30 kV (contact) IEC61000-4-5 (Lightning) Up to 10 A (8/20 s) HALOGEN HF Pb FREE Ordering part number ST S14 2 050 U L08 Family Package (S14- SOT-143) Number of channels (2- 2) Operating voltage (050- 5 V) Bi/Uni directional (U- Uni) Capacitance (L08- 0.8 pF) Pin out/functional diagramTechnical Data 11146 STS142XXXUXXX Effective September 2020 TVS Diode array ESD suppressor Absolute maximum ratings (+25 C, RH=45%-75%, unless otherwise noted) Parameter Symbol Value Unit STS142050UL08 STS142700UL55 Peak pulse power dissipation on 8/20 s waveform P 60 150 W pp ESD per IEC 61000-4-2 (Air) V +/-20 +/-30 kV ESD ESD per IEC 61000-4-2 (Contact) +/-20 +/-30 Lead soldering temperature T +260 (10 seconds) +260 (10 seconds) C L Operating junction temperature range T -55 to +125 -55 to +125 C J Storage temperature range T -55 to +150 -55 to +150 C STG Electrical characteristics (+25 C) STS142050UL08 Parameter Test condition Minimum Typical Maximum Symbol (Units) Reverse working voltage - - - 5 V (V) RWM Reverse breakdown voltage I = 1mA 6.0 7.2 - V (V) T BR Reverse leakage current* V = 5 V - - 1 I (A) RWM R Clamping voltage I = 1 A, - 9.5 10.5 V (V) PP F (I/O pin to Ground) t = 8/20 s p I (A) PP I = 4.5 A, - 13 15 PP t = 8/20 s p Clamping voltage I = 8 A, - 12 15 V (V) PP C (V to Ground) CC t = 8/20 s p V (V) C I = 17 A, - 16.5 20 PP t = 8/20 s p Junction capacitance V = 0 V, f = 1 MHz - 0.8 1.0 C (pF) RWM J Any I/O pin to GND V = 0 V, f = 1 MHz - 0.4 0.6 C (pF) RWM J Between I/O pins *I/O to GND for STS142050UL0 STS142700UL55 Parameter Test condition Minimum Typical Maximum Symbol (Units) Reverse working voltage - - - 70 V (V) RWM Reverse breakdown voltage I = 50 A 85 - - V (V) T BR Reverse leakage current V = 70 V - - 1 I (A) RWM R Clamping voltage** I = 1 A, - 1.0 1.5 V (V) PP F (I/O pin to Ground) t = 8/20 s p I (A) PP I = 10 A, - 3.0 4.0 PP t = 8/20 s p - I = 24 A, - 7.0 9.0 PP t = 8/20 s p Junction capacitance V = 0 V, f = 1 MHz - 0.55 1.5 C (pF) RWM J Any I/O pin to GND V = 0 V, f = 1 MHz - 0.4 0.75 RWM Between I/O pins ** Forward Clamping voltage for STS142700UL55 2 www.eaton.com/electronics