05151 ET108 . . . engineered solutions for the transient environment™ LOW CAPACITANCE STEERING DIODE ARRAY APPLICATIONS ✔ Ethernet - 10 Base T ✔ RS-422 & RS-485 ✔ Microcontrollers ✔ USB Interface IEC COMPATIBILITY (EN61000-4) ✔ 61000-4-2 (ESD): Air - 15kV, Contact - 8kV ✔ 61000-4-4 (EFT): 40A - 5/50ns ✔ 61000-4-5 (Surge): 12A, 8/20µs - Level 1(Line-Gnd) & Level 2(Line-Line) SO-8 FEATURES ✔ ESD Protection > 25 kilovolts ✔ Protects up to Four (4) I/O Ports ✔ LOW CAPACITANCE 6pF PER DIODE MECHANICAL CHARACTERISTICS ✔ Molded JEDEC SO-8 ✔ Weight 0.6 grams (Approximate) ✔ Flammability Rating UL 94V-0 ✔ 12mm Tape and Reel Per EIA Standard 481 ✔ Device Marking: Logo, Marking Code & Pin One Defined By DOT on Top of Package CIRCUIT DIAGRAM 05151.R2 11/02 I/O 1 8 REF 1 I/O 2 7 REF 1 I/O 3 6 REF 2 I/O 4 5 REF 2 1 www.protekdevices.com ET108 DEVICE CHARACTERISTICS MAXIMUM RATINGS @ 25°C Unless Otherwise Specified SYMBOL VALUE UNITS Operating Temperature TJ -55°C to 150°C °C Storage Temperature TSTG -55°C to 150°C °C Continuous Power Dissipation PPC 730 mW PARAMETER ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified PART NUMBER DEVICE MARKING ET108 ET108 MAXIMUM FORWARD VOLTAGE MAXIMUM PEAK PULSE CURRENT (See Figure 2) MAXIMUM FORWARD VOLTAGE MAXIMUM LEAKAGE CURRENT MAXIMUM CAPACITANCE (See Note 1) VRRM VOLTS IF = 50mA VF VOLTS @ 8/20µs IFM AMPS @12A 8/20µs VOLTS @VRM IR µA Cj pF 25 1.2 12 9 2 6 REPETITIVE PEAK REVERSE VOLTAGE Note 1: Apply a 5V bias between pin 5 (REF 2) to pin 7 (REF 1). Measure Cj between any I/O pins to pin 7 (REF 1) and divide by 2. FIGURE 1 NON-REPETITIVE PEAK PULSE CURRENT CAPABILITY IPP - Peak Pulse Current - % of IPP Peak Pulse Current - Amps 8 6 4 2 0 0.001 05151.R2 11/02 FIGURE 2 PULSE WAVE FORM 120 tf 100 Peak Value IPP 80 e-t TEST WAVEFORM PARAMETERS tf = 8µs td = 20µs 60 40 td = t IPP/2 20 0 0.01 0.1 1 Square Wave Pulse - ms 10 100 2 0 5 10 15 t - Time - µs 20 25 www.protekdevices.com 30 ET108 PACKAGE OUTLINE & DIMENSIONS PACKAGE OUTLINE SO-8 -A- 8 5 -B- 0.010” (0.25 MM) P M B M 4 PL 1 PACKAGE DIMENSIONS 4 DIM D G C R X 45º 0º - 10º -TJ K 0.010” (0.25 MM) M T B S F A S 8 PL MOUNTING PAD 0.050” ± 0.005” 0.160” ± 0.005” A B C D F G J K P R MILLIMETERS MIN MAX 4.80 3.80 1.35 0.35 0.40 1.27 BSC 0.18 0.10 5.80 0.25 INCHES MIN MAX 5.00 0.189 0.196 4.00 0.150 0.157 1.75 0.054 0.068 0.49 0.014 0.019 1.250 0.016 0.049 1.27 BSC 0.05 BSC 0.05 BSC 0.25 0.007 0.009 0.25 0.004 0.008 6.20 0.229 0.244 0.50 0.010 0.019 NOTES: 1. - T - = Seating Plane and Datum Surface. 2. Dimensions “A” and “B” are Datum. 3. Dimensions “A” and “B” do not include mold protrusion. 4. Maximum mold protrusion is 0.015” (0.380 mm) per side. 5. Dimensioning and tolerances per ANSI Y14.5M, 1982. 6. Dimensions are exclusive of mold flash and metal burrs. 0.030” ± 0.005” 0.245” MIN 0.045” ± 0.005” 06009 Rev 1 -11/01 TAPE & REEL ORDERING INFORMATION: Surface mount product is taped and reeled in accordance with EIA-481. Suffix -T7: 7 Inch Reel - 1,000 pieces per reel (i.e., ET108-T7). Suffix -T13: 13 Inch Reel - 2,500 pieces per reel (i.e., ET108-T13). No Suffix: Bulk Quantities - 98 pieces per tube. ProTek Devices 2929 South Fair Lane, Tempe, AZ 85282 Tel: 602-431-8101 Fax: 602-431-2288 E-Mail: [email protected] Web Site: www.protekdevices.com COPYRIGHT © ProTek Devices 2003 SPECIFICATIONS: ProTek reserves the right to change the electrical and or mechanical characteristics described herein without notice (except JEDEC). DESIGN CHANGES: ProTek reserves the right to discontinue product lines without notice, and that the final judgement concerning selection and specifications is the buyer’s and that in furnishing engineering and technical assistance, ProTek assumes no responsibility with respect to the selection or specifications of such products. 05151.R2 11/02 3 www.protekdevices.com