ESDCAN24-2BLY Automotive dual-line TransilTM, transient voltage suppressor (TVS) for CAN bus Datasheet - production data Complies with the following standards ISO 10605 - C = 150 pF, R = 330 - 30 kV (air discharge) - 30 kV (contact discharge) 3 2 1 ISO 10605 - C = 330 pF, R = 330 - 30 kV (air discharge) - 30 kV (contact discharge) SOT23-3L Figure 1. Functional diagram ISO 7637-3: - Pulse 3a: Vs = -150 V - Pulse 3b: Vs = +100 V 1 Application 3 Automotive controller area network (CAN) bus lines where electrostatic discharge and other transients must be suppressed. 2 Description The ESDCAN24-2BLY is a dual-line Transil specifically designed for the protection of the automotive CAN bus lines against electrostatic discharge (ESD). Features Dual-line ESD and EOS protection Bidirectional device Max pulse power: 230 W (8/20 s) Stand-off voltage 24 V Low clamping factor VCL/VBR Fast response time Low leakage current Small plastic package Benefits ESD and EOS protection for CAN transceiver SOT23 package for space saving on high density printed circuit board Transil diodes providing high overvoltage protection by clamping action and instantaneous response to transient overvoltages October 2013 This is information on a product in full production. TM: Transil is a trademark of STMicroelectronics DocID022184 Rev 4 1/8 www.st.com Characteristics 1 ESDCAN24-2BLY Characteristics Table 1. Absolute maximum ratings (Tamb = 25C) Symbol VPP Parameter Electrostatic discharge capability Value ISO 10605 - C = 150 pF, R = 330 Contact discharge Air discharge 30 30 ISO 10605 - C = 330 pF, R = 330 Contact discharge Air discharge 30 30 HBM MIL STD 883 8 PPP Peak pulse power dissipation 8/20 s)(1) IPP Tj Unit kV Tj initial = Tamb 230 W Peak pulse current typical value (8/20 s) 5.5 A Maximum junction temperature 150 C Top Operating junction temperature range -40 to +125 C Tstg Storage temperature range -55 to +150 C 1. For a surge greater than the maximum values, the diode will fail in short-circuit. Figure 2. Electrical characteristics (definitions) I Symbol VBR VRM VCL IRM IPP = = = = = Parameter Breakdown voltage Stand-off voltage Clamping voltage Leakage current @ VRM Peak pulse current VCL VBR VRM IRM Slope: 1/Rd V VRM VBR VCL IPP Table 2. Electrical characteristics (values, Tamb = 25 C) Symbol Test conditions Typ. Max. Unit 24 V 32 V VRM Stand-off voltage VBR IR = 1 mA IRM VRM = 24 V 100 nA VCL Pulse ISO 7637-3 Pulse 3b 35 V VCL Pulse ISO 7637-3 Pulse 3a (negative pulse) VCL IPP = 5 A, 8/20s T(1) C 26.2 -35 V 40 V Voltage temperature coefficient 9 10-4/C VR = 0 V DC, F = 1 MHz 30 pF 1. VBR = T x (Tamb -25) x VBR(25 C) 2/8 Min. DocID022184 Rev 4 ESDCAN24-2BLY Characteristics Figure 3. Response to ISO 7637-3 Pulse 3a Figure 4. Response to ISO 7637-3 Pulse 3b Voltage (10 V/div) Voltage (10 V/div) Current (0.5 A/div) Current (0.5 A/div) 100 ns/div 100 ns/div Figure 5. ESD response to ISO 10605 C = 330 pF, R = 330 (+25 kV air discharge) Figure 6. ESD response to ISO 10605 C = 330 pF, R = 330 (-25 kV air discharge) Voltage (10 V/div) Voltage (10 V/div) 100 ns/div 100 ns/div Figure 7. Peak pulse power dissipation versus initial junction temperature (maximum values) 400 Figure 8. Peak pulse power dissipation versus pulse duration (maximum values) PPP(W) 1000 PPP(W) Tj = 25 C direct and reverse exponential waveform Exponential waveform : 8/20 s 350 300 100 250 200 150 10 100 50 tp(s) Tj(C) 0 1 25 50 75 100 125 150 175 10 DocID022184 Rev 4 100 1000 3/8 8 Application and design guidelines ESDCAN24-2BLY Figure 9. Clamping voltage versus peak pulse Figure 10. Junction capacitance versus reverse current (typical values, exponential waveform voltage applied (typical values) 8/20 s) IPP(A) 10.0 30 Direct and reverse C(pF) F = 1 MHz VOSC = 30 mVRMS Tj = 25 C direct and reverse Tj = 25 C Tj = -40 C 25 20 Tj = 150 C 15 1.0 10 5 VCL(V) 0.1 25 30 35 40 Figure 11. Leakage current versus junction temperature (typical values) 10.00 VR(V) 0 0 45 Ir(nA) 6 9 12 15 18 21 24 27 Figure 12. S21 attenuation measurement results of each channel 0 VR = VRM = 24 V DIRECT/REVERSE 3 S21 (dB) -5 -10 1.00 -15 -20 -25 0.10 -30 -35 Tj(C) 0.01 25 2 50 75 100 125 -40 10M F (Hz) 30M 100M 300M 1G 3G Application and design guidelines More information is available in the ST Application note AN2689 "Protection of automotive electronics from electrical hazards, guidelines for design and component selection". 4/8 DocID022184 Rev 4 ESDCAN24-2BLY 3 Package information Package information Epoxy meets UL94, V0 Lead-free packages In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK(R) packages, depending on their level of environmental compliance. ECOPACK(R) specifications, grade definitions and product status are available at: www.st.com. ECOPACK(R) is an ST trademark. Figure 13. SOT23-3L dimension definitions A E e B D e1 S A1 Gauge Plane 0.25 L1 a c L H DocID022184 Rev 4 5/8 8 Package information ESDCAN24-2BLY Table 3. SOT23-3L dimension values Dimensions Ref. Millimeters Inches Min. Max. Min. Max. a 0 8 0 8 A 0.89 1.4 0.035 0.055 A1 0 0.1 0 0.004 B 0.3 0.51 0.012 0.02 c 0.085 0.18 0.003 0.007 D 2.75 3.04 0.108 0.12 e 0.85 1.05 0.033 0.041 e1 1.7 2.1 0.067 0.083 E 1.2 1.6 0.047 0.063 H 2.1 2.75 0.083 0.108 L 0.6 typ. 0.024 typ. L1 0.25 0.55 0.010 0.022 S 0.35 0.65 0.014 0.026 Figure 14. Footprint (dimensions in mm) 0.95 0.61 1.26 0.73 6/8 3.25 DocID022184 Rev 4 ESDCAN24-2BLY 4 Ordering information Ordering information Figure 15. Ordering information scheme ESD CAN 24 - 2 B L Y ESD: ESD protection Application Controller area network Stand-off voltage VRM 24 = 24 V maximum Number of protected lines 2 = 2 lines Directionality B = bi-directional Package L = SOT23-3L Automotive grade Table 4. Ordering information 5 Order code Marking Package Weight Base qty Delivery mode ESDCAN24-2BLY EL24 SOT-23 9.795 mg 3000 Tape and reel Revision history Table 5. Document revision history Date Revision Changes 29-May-2012 1 First issue. 04-Sep-2012 2 Update values for VRM in Table 2. Updated Figure 10, Figure 11, and Figure 15. 07-Nov-2012 3 Added dimensions a and L1 in Table 3. 30-Oct-2013 4 Clarified references to ISO 7637. Updated Figure 3, Figure 4, Figure 5, Figure 6, and Figure 12. DocID022184 Rev 4 7/8 8 ESDCAN24-2BLY Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries ("ST") reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST's terms and conditions of sale. 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