ESDA37WY Datasheet Automotive dual Transil array for ESD protection Features AEC-Q101 qualified Dual unidirectional Transil functions 3 Low leakage current (I max. < 1 A at V ) R RM 2 300 W peak pulse power (8/20 s) 1 High ESD protection level: up to 25 kV SOT323-3L High integration Suitable for high density boards Complies with the following standards/ ISO 10605: C = 330 pF, R = 330 : 30 kV (air discharge), 30 kV (contact discharge) 1 ISO 7637-3 fast transient: Pulse a: V = -150 V, Pulse b: V = +100 V S S ISO 7637-3 slow transient: Positive pulse: V = +85 V, Negative pulse: V = S S 3 -85 V 2 Applications Where transient overvoltage protection in ESD sensitive equipment is required, such as: Entertainment Signal communications Connectivity Product status Comfort and convenience ESDA37WY Description This device is a diode array designed to protect 1 line or 2 lines against ESD transients. The device is ideal for applications where both reduced line capacitance and board space saving are required It can also be used as bidirectional suppressor by connecting only pin 1 and 2. DS12297 - Rev 2 - April 2018 www.st.com For further information contact your local STMicroelectronics sales office.ESDA37WY ESDA37WY Characteristics 1 ESDA37WY Characteristics Table 1. Absolute maximum ratings (T = 25 C) amb Symbol Parameter Value Unit (1) V ISO 10605 (C = 330 pF, R = 330 ): kV Peak pulse voltage pp 30 Contact discharge 30 Air discharge 30 ISO 10605 (C = 150 pF, R = 330 ): 30 Contact discharge Air discharge P Peak pulse power (8/20 s) 300 W pp I Peak pulse current (8/20 s) 6.3 A pp T Maximum operating junction temperature range -55 to 175 C j T Storage junction temperature range -65 to 175 C stg T Maximum temperature for soldering during 10 s 260 C L 1. For a surge greater than the maximum values, the diode will fail in short-circuit. Figure 1. Electrical characteristics (definitions) II Symbol Parameter IIFF V = Breakdown voltage BR V = Clamping voltage CL V = Stand-off voltage RM VVBRBR I = Leakage current VVFF RM VVRMRM VVclcl I = Forward current F VV IIRMRM I = Peak pulse current PP I = Breakdown current R V = Forward voltage drop F C = Capacitance SlopeSlope = 1/R = 1/Rdd R = Dynamic impedance d IIPPPP T = Voltage temperature Table 2. Electrical characteristics (T = 25 C) amb (1) (2) V at I I at V C V at I R T BR R RM RM d line F F Order code Min. Max. Max. Typ. Max. Typ. at 0 V bias Max. -4 V V mA A V m pF V mA 10 /C ESDA37WY 37 43.3 1 1 36 2400 11 48 0.9 10 1. Square pulse I = 15 A, t = 2.5 s pp p 2. V = T x (T -25 C) x V (25 C) BR amb BR DS12297 - Rev 2 page 2/12