NT IA PL M CO S oH *R Features Applications ■ Lead free as standard ■ Personal Digital Assistants (PDAs) ■ RoHS compliant* ■ Mobile phones & accessories ■ Low clamping voltage ■ Portable electronics ■ Bidirectional ESD protection ■ Power lines and low speed data lines ■ Protects 2 lines CDSOT23-0502U - Surface Mount TVS Diode General Information The CDSOT23-0502U device provides ESD, EFT and Surge protection for high speed data ports meeting IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT) and IEC 61000-4-5 (Surge) requirements. The Transient Voltage Suppressor array offers a Working Peak Reverse Voltage of 5 V and Minimum Breakdown Voltage of 6 V. 2 The SOT23-3 packaged device will mount directly onto the industry standard SOT23-3 footprint. Bourns® Chip Diodes are easy to handle with standard pick and place equipment and their flat configuration minimizes roll away. 1 3 Electrical & Thermal Characteristics (@ TA = 25 °C Unless Otherwise Noted) Parameter Symbol Value Unit Peak Pulse Current (tp = 8/20µs) IPPM 16 A Storage Temperature TSTG -55 to 125 ºC Operating Temperature TOPR -55 to 150 ºC Minimum Breakdown Voltage @ 1 mA VBR 6.0 V Reverse Standoff Voltage VM 5 V Maximum Leakage Current @ VWM IL 2.5 µA Maximum Forward Voltage VF 1 V Maximum Surge Clamping Voltage1 @ IPP=5 A (NOTE 1,2) VCS1 7 V Maximum Surge Clamping Voltage2 @ IPP=5 A (NOTE 3) VCS2 8 V Typical ESD Clamping Voltage1 @ IPP=17 A (NOTE 1,2) VESD1 9 V Typical ESD Clamping Voltage2 @ IPP=17 A (NOTE 3) VESD2 11 V CN 65 pF CCROSS 32.5 pF Max Channel Input Capacitance @ 0 V, 1 MHz (NOTE 1,2) Max Channel to Channel Capacitance @ 0 V, 1 MHz (NOTE 3) Notes: 1. Test between Pins 1 to 3. 2. Test between Pins 2 to 3. 3. Test between Pins 1 to 2. Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications CDSOT23-0502U - Surface Mount TVS Diode Product Dimensions Recommended Footprint This is a molded SOT23-3L package with lead free 100 % Matte Sn on the lead frame. It weighs approximately 8 mg and has a flammability rating of UL 94V-0. A B A B C 3 J C 1 D 2 I E E F D DIMENSIONS = MILLIMETERS (INCHES) DIMENSIONS = MILLIMETERS (INCHES) G Dimensions H A 0.95 (0.037) B A 2.82 - 3.02 (0.111 – 0.119) 0.95 (0.037) C B 0.95 TYP. (0.037) ....... 2.00 (0.079) 1.20 – 1.40 (0.047 – 0.055) D C 0.85 (0.033) 2.25 – 2.55 (0.089 – 0.100) E D 0.85 (0.033) E 1.80 – 2.00 (0.071 – 0.079) F 0.45 – 0.60 (0.018 – 0.024) G 0.90 – 1.05 (0.035 – 0.041) H 0.30 – 0.40 (0.012 – 0.016) I 0.55 REF. (0.022) ....... J 0.08 – 0.15 (0.003 – 0.006) Dimensions How to Order CD SOT23 - 05 02 U Common Code Chip Diode Package • SOT23 = SOT-23-3L Package Working Peak Voltage 05 = 5 V Lines 02 = 2 Lines Suffix U = Unidirectional Diode Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications CDSOT23-0502U - Surface Mount TVS Diode Rating & Characteristic Curves Pulse Waveform 120 12 11 10 9 8 7 6 5 4 3 2 1 0 IPP – Peak Pulse Current (% of IPP) Clamping Voltage (V) Reverse Clamping Voltage vs Peak Pulse Current Waveform Parameters: tr = 8 s, td = 20 s Pin-1 to Pin-3 & Pin-2 to Pin-3. Test Waveform Parameters tt = 8 µs td = 20 µs tt 100 80 et 60 40 td = t|IPP/2 20 0 4 5 6 7 8 0 9 10 11 12 13 14 15 16 17 18 10 5 15 20 25 30 t – Time (µs) Peak Pulse Current, IPP (A) 60 55 50 45 40 35 30 Pin-1, Pin-2 to Pin-3 25 20 15 f=1 MHz, T=25 °C 10 5 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Typical variation of CIN vs. VIN (1) 35 Pin-1 to Pin-2 Pin-3 floated 30 Input Capacitance (pF) Input Capacitance (pF) Typical variation of CIN vs. VIN (1) 25 20 15 f=1 MHz, T=25 °C 10 5 0 4.0 4.5 5.0 Input Voltage (V) Typical Part Marking CDSOT23-0502U ....................................................................... 52U Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications -5 -4 -3 -2 -1 0 1 Input Voltage (V) 2 3 4 5 CDSOT23-0502U - Surface Mount TVS Diode Packaging Information The product is dispensed in tape and reel format (see diagram below). P 0 P 1 d T E Index Hole 120 ° F D2 W B D1 D P A Trailer C Device Leader ....... ....... ....... ....... ....... ....... ....... ....... End W1 Start DIMENSIONS: 10 pitches (min.) 10 pitches (min.) Direction of Feed Item Symbol SOT-23 Carrier Width A 2.25 ±0.10 (0.088 - 0.004) Carrier Length B 2.34 ±0.10 (0.092 - 0.004) Carrier Depth C 1.22 ±0.10 (0.048 - 0.004) Sprocket Hole d 1.55 ±0.05 (0.061 - 0.002) Reel Outside Diameter D 178 (7.008) Reel Inner Diameter D1 50.0 ... Min. (1.969) Feed Hole Diameter D2 13.0 ± 0.20 (0.512 ± 0.008) Sprocket Hole Position E 1.75 ± 0.10 (0.069 ± 0.004) Punch Hole Position F 3.50 ± 0.05 (0.138 ± 0.002) Punch Hole Pitch P 4.00 ±0.10 (0.157 - 0.004) Sprocket Hole Pitch P0 4.00 ± 0.10 (0.157 ± 0.004) Embossment Center P1 2.00 ± 0.05 (0.079 ± 0.002) Overall Tape Thickness T 0.20 ± 0.10 (0.008 ± 0.004) Tape Width W 8.00 ±0.20 (0.315 - 0.008) Reel Width W1 14.4 . Max. (0.567) -- 3,000 Quantity per Reel MM (INCHES) Devices are packed in accordance with EIA standard RS-481-A. 07/09 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications