Features Applications n RoHS compliant* n Ethernet - 10//100/1000 Base T n Halogen free** n Firewire and USB n ESD protection n Portable electronics n Protects two lines n Video/graphic cards n Low leakage current n Low capacitance CD143A-SR2.8~3.3 - Steering/TVS Diode Array Series General Information The Model CD143A-SR2.8 and CD143A-SR3.3 devices provide ESD protection for the external ports of portable electronic devices such as cell phones, handheld electronics 4 V and personal computers. dd GND 1 The ESD protection provided by the component enables a data port to withstand a minimum 8 kV Contact / 15 kV Air Discharge per the ESD test method specified in IEC 61000-4-2. The device measures 2.80 mm x 1.20 mm and is available in a SOT-143 package intended to be mounted directly onto an FR4 printed circuit board. The Bourns device will meet IEC 61000-4-2 (ESD) to 30 kV, IEC 61000-4-4 (EFT) to I/O 2 3 I/O 40 A and IEC 61000-4-5 (Surge) to 12 A. Absolute Maximum Ratings ( T = 25 C Unless Otherwise Noted) A Parameter Symbol Value Unit 1 Peak Pulse Power (t = 8/20 s) P 200 W p PP Peak Pulse Current (t = 8/20 s) I 12 A p PP Operating Supply Voltage (V - Gnd) V 3.8 V dd dc ESD Protection per IEC 61000-4-2 V 30 kV esd (Air, Contact) DC Voltage at any I/O Pin V (Gnd -0.5) to (V +0.5) V io dd Operating Temperature T -55 C to +125 C C J Storage Temperature T -55 C to +150 C C STG Electrical and Thermal Characteristics ( T = 25 C Unless Otherwise Noted) A Parameter Symbol CD143A-SR2.8 CD143A-SR3.3 Unit 2 Breakdown Voltage Minimum 1 mA V 4.5 V BR 2 Working Peak Voltage V 2.8 3.3 V WM 2,3 Clamping Voltage Maximum I = 1 A V 5.0 7.0 V P C 2,3 Clamping Voltage Maximum I V 8.5 5 A 8.2 10 A V P C 2 Reverse Leakage Current Maximum V I 5.0 A WM L 4 Forward Voltage Maximum 15 mA V 1.0 V f 5 Leakage Current V I 1.0 A WM D 5 Capacitance Typical 0 V, 1 MHz C 4.5 pF J Notes: 1. See Peak Pulse Power vs. Pulse Time. 4. From Pin 1 to Pin 4. 2. From Pin 4 to Pin 1. 5. From Pin 1 to Pin 3, Pin 1 to Pin 2. 3. See Pulse Wave Form. WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2015/863, Mar 31, 2015 and Annex. **Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. CD143A-SR2.8~3.3 - Steering/TVS Diode Array Series Typical Characteristics Pulse Wave Form Clamping Voltage vs. Peak Pulse Current 12 120 11 Waveform Parameters 10 tt tt = 8 s 100 9 td = 20 s 8 80 t 7 e 6 60 5 4 40 td = t IPP/2 3 Waveform Parameters 2 20 tr = 8 s 1 td = 20 s 0 0 035 10 15 20 25 0 415 6 7 8 9 10 11 12 13 14 5 t Time (s) Peak Pulse Current (A) Forward Clamping Voltage vs. Peak Pulse Current Typical Variation of C vs. V IN IN 6 5.0 4.5 5 4.0 3.5 4 3.0 3 2.5 2.0 2 1.5 Waveform Parameters 1.0 1 tr = 8 s VDD = 3.3 V, GND = 0 V, 0.5 td = 20 s f = 1 MHz, T = 25 C 0 0.0 415 6 7 8 9 10 11 12 13 14 5 0.000 0.825 1.650 2.475 3.300 Peak Pulse Current (A) Input Voltage (V) Typical Variation of C vs. V How to Order I/O-to-I/O IN CD 143A - SR 3.3 C 0.8 0.7 Common Code Chip Diode 0.6 Package 0.5 143A = SOT-143 Model 0.4 SR = Steering Diode Array 0.3 Repetitive Peak Reverse Voltage 3.3 = 3.3 V (Volts) 0.2 RWM Customer Specific Requirements VDD = 3.3 V, GND = 0 V, 0.1 f = 1 MHz, T = 25 C 0.0 0.000 0.825 1.650 2.475 3.300 Input Voltage (V) Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Capacitance (pF) Forward Clamping Voltage (V) IPP Peak Pulse Current (% of IPP) Clamping Voltage (V) Input Capacitance (pF)