SR2.8

05167 SR2.8 & SR3.3 STEERING DIODE/TVS ARRAY COMBO APPLICATIONS ✔ Ethernet - 10/100/1000 Base T ✔ FireWire & USB ✔ Handheld Electronics ✔ Video/Graphic Cards ✔ WAN/LAN Equipment IEC COMPATIBILITY ( EN61000-4) ✔ 61000-4-2 (ESD): Air - 15kV, Contact - 8kV ✔ 61000-4-4 (EFT): 40A - 5/50ns ✔ 61000-4-5 (Surge): 24A, 8/20µs - Level 2(Line-Gnd) & Level 3(Line-Line) SOT-143 FEATURES ✔ 300 Watts Peak Power per Line (tp = 8/20µs) ✔ ESD Protection > 25 kilovolts ✔ Low Operating Voltage: 2.8V & 3.3V ✔ Provides Two (2) Lines of Protection ✔ Low Leakage Current < 1.0µA ✔ Ultra Low Capacitance: 4.5pF Typical ✔ RoHS Compliant in Lead-Free Versions MECHANICAL CHARACTERISTICS ✔ Molded JEDEC SOT-143 ✔ Weight 9 milligrams (Approximate) ✔ Available in Tin-Lead or Lead-Free Pure-Tin Plating(Annealed) ✔ Solder Reflow Temperature: Tin-Lead - Sn/Pb, 85/15: 240-245°C Pure-Tin - Sn, 100: 260-270°C ✔ Flammability Rating UL 94V-0 ✔ 8mm Tape and Reel Per EIA Standard 481 ✔ Marking: Marking Code PIN CONFIGURATION GND 1 4 REF I/O 2 3 I/O 05167.R5 6/06 1 www.protekdevices.com SR2.8 & SR3.3 DEVICE CHARACTERISTICS MAXIMUM RATINGS @ 25°C Unless Otherwise Specified PARAMETER Operating Temperature Storage Temperature Peak Pulse Power (tp = 8/20µs) - See Figure 1 Forward Surge Rating (1/20s @ 25°C, IF = 10mA) Peak Pulse Current (tp = 8/20µs) SYMBOL TJ TSTG PPP VF IPP VALUE -55°C to 150°C -55°C to 150°C 300 1.0 30 UNITS °C °C Watts Volts Amps ELECTRICAL CHARACTERISTICS PER LINE PART NUMBER DEVICE MARKING RATED STAND-OFF VOLTAGE (See Note 1) MINIMUM SNAP-BACK VOLTAGE MINIMUM BREAKDOWN VOLTAGE (See Note 1) @ 2µA V(BR) VOLTS 3.0 3.5 @ 25°C Unless Otherwise Specified MAXIMUM CLAMPING VOLTAGE (See Fig. 2) (See Note 1) @ 8/20µs VC VOLTS 8.5V @ 5A 15V @ 10A MAXIMUM LEAKAGE CURRENT (See Note 1) @ VWM ID µA 1.0 1.0 TYPICAL CAPACITANCE (See Note 2) VWM VOLTS SR2.8 SR3.3 2A 3A 2.8 3.3 @ 50mA V(SB) VOLTS 2.8 3.3 MAXIMUM CLAMPING VOLTAGE (See Fig. 2) (See Note 1) @ IP = 1A VC VOLTS 5.0 7.0 @ 0V, 1MHz CJ(SD) pF 4.5 4.5 Note 1: From Pin 4 to 1. Note 2: From Pin 1 to 3, 1 to 2, 3 to 4, 2 to 4. FIGURE 1 PEAK PULSE POWER VS PULSE TIME 10,000 IPP - Peak Pulse Current - % of IPP PPP - Peak Pulse Current - Watts 120 100 80 60 40 20 0 tf FIGURE 2 PULSE WAVE FORM Peak Value IPP TEST WAVEFORM PARAMETERS tf = 8µs td = 20µs 1,000 300W, 8/20µs Waveform e-t 100 td = t I /2 PP 10 0.01 1 10 100 td - Pulse Duration - µs 1,000 10,000 0 5 10 15 20 t - Time - µs 25 30 05167.R5 6/06 2 www.protekdevices.com SR2.8 & SR3.3 SOT-143 PACKAGE OUTLINE & DIMENSIONS PACKAGE OUTLINE SOT-143 A G L B S J DIM PACKAGE DIMENSIONS MILLIMETERS MIN MAX 2.80 1.20 0.84 0.39 0.79 1.78 0.013 0.08 0.46 0.445 0.72 2.11 3.04 1.39 1.14 0.50 0.93 2.03 0.10 0.15 0.60 0.60 0.83 2.48 INCHES MIN MAX 0.110 0.047 0.033 0.015 0.031 0.070 0.0005 0.003 0.018 0.0175 0.028 0.083 0.120 0.055 0.045 0.020 0.037 0.080 0.004 0.006 0.024 0.024 0.033 0.098 K F D H C R MOUNTING PAD TYPICAL DIM Millimeters Inches 1 2 3 4 5 6 7 8 9 10 1 1 2.85 2.00 1.80 1.90 1.05 2.75 1.20 0.80 0.85 0.85 0.85 0.112 0.079 0.071 0.075 0.041 0.108 0.047 0.031 0.033 0.033 0.033 A B C D F G H J K L R S NOTES 1 2 10 4 5 11 6 1. Dimensioning and tolerances per ANSI Y14.5M, 1985. 2. Controlling Dimension: Inches 3. Dimensions are exclusive of mold flash and metal burrs. TAPE & REEL ORDERING NOMENCLATURE 1. Surface mount product is taped and reeled in accordance with EIA-481. 2. Suffix-T7 = 7 Inch Reel - 3,000 pieces per 8mm tape, i.e., SR2.8-T7. 3. Suffix-T13 = 13 Inch Reel - 10,000 pieces per 8mm tape, i.e., SR2.8-T13. 4. Suffix - LF = Lead-Free, Pure-Tin Plating, i.e., SR2.8-LF-T7. 3 7 8 9 Outline & Dimensions: Rev 2 - 6/06, 06011 Tape & Reel Specifications (Dimensions in millimeters) Reel Dia. 178mm (7”) Tape Width 8mm A0 B0 K0 D E F W P0 P2 P tmax 0.25 3.10 ± 0.10 2.70 ± 0.10 1.35 ± 0.10 1.50 ± 0.10 1.75 ± 0.10 3.50 ± 0.05 8.00 ±0.30 4.00 ±0.10 2.00 ±0.05 4.00 ±0.10 P0 t D P2 10 Pitches Cumulative Tolerance on Tape. ± 0.2 E Top cover tape A0 K0 B0 F W P User Direction of Feed 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. ProTek Devices 2929 South Fair Lane, Tempe, AZ 85282 Tel: 602-431-8101 Fax: 602-431-2288 E-Mail: sales@protekdevices.com Web Site: www.protekdevices.com www.protekdevices.com 05167.R5 6/06 3