05094 PSM712 Only One Name Means ProTek’Tion™ 600 WATT TVS ARRAY - ASYMMETRICAL DATA LINE PROTECTOR Description The PSM712 is an asymmetrical transient voltage suppressor (TVS) array, designed specifically for RS-485 applications. This device provides protection against ESD, tertiary lightning and switching transients. The PSM712 has a peak pulse power of 600 Watts for an 8/20µs waveshape and is available in SOT-23 package configuration. This device meets the IEC 61000-4-2, 61000-4-4 and IEC 61000-4-5 requirements. sot-23 package Features applications • Compatible with IEC 61000-4-2 (ESD): Air 15kV, Contact 8kV • Compatible with IEC 61000-4-4 (EFT): 40A, 5/50ns • Compatible with IEC 61000-4-5 (Surge): 24A, 8/20µs - Level 2(LineGround) & Level 3 (Line-Line) • 600 Watts Peak Pulse Power per Line(tp = 8/20µs) • RoHS Compliant • REACH Compliant • RS-485 Transceivers • Network Interfaces • Wireless Systems • Portable Electronics mechaniCal characteristics • Molded JEDEC SOT-23 Package • Approximate Weight: 8 milligrams • Lead-Free Pure-Tin Plating (Annealed) • Solder Reflow Temperature: Pure-Tin - Sn, 100: 260-270°C • Flammability Rating UL 94V-0 • 8mm Tape and Reel per EIA Standard 481 PIN CONFIGURATION 1 3 2 05094.R7 12/11 Page 1 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ typical device characteristics MAXIMUM RATINGS @ 25°C Unless Otherwise Specified PARAMETER SYMBOL VALUE UNITS PPP 600 Watts TL -55 to 150 °C TSTG -55 to 150 °C Peak Pulse Power (tp = 8/20µs) - See Figure 1 Operating Temperature Storage Temperature ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified PART NUMBER (note 1) device marking RATED STAND-OFF VOLTAGE MINIMUM BREAKDOWN VOLTAGE @ 1mA V(BR) VOLTS MAXIMUM CLAMPING VOLTAGE (Fig. 2) @ IP = 1A VC VOLTS MAXIMUM CLAMPING VOLTAGE (Fig. 2) VWM VOLTS MAXIMUM LEAKAGE CURRENT TYPICAL CAPACITANCE @ 8/20µs VC @ IPP @VWM ID µA @0V, 1MHz C pF Pin 3-1 & Pin 3-2 712 7.0 7.5 11.0 17V @ 34A 20 75 Pin 1-3 & Pin 2-3 712 12.0 13.3 19.0 30V @ 30A 1 75 Notes 1. For 7V, pin 3 is positive. For 12V, pins 1 and 2 are positive. 2. Marking code applies to same device. 05094.R7 12/11 Page 2 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ typical device characteristics figure 1 peak pulse power vs pulse time PPP - Peak Pulse Power - Watts 10,000 1,000 600W, 8/20µs Waveform 100 10 0.1 1 10 100 td - Pulse Duration - µs IPP - Peak Pulse Current - % of IPP 10,000 figure 2 pulse wave form 120 tf 100 TEST WAVEFORM PARAMETERS tf = 8µs td = 20µs Peak Value IPP 80 e-t 60 40 td = t/(IPP/2) 20 0 05094.R7 12/11 1,000 0 5 10 15 t - Time - µs Page 3 20 25 30 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ SPICE MODEL figure 1 spice model 1 2 ABD 12 ABD 7 12 ABD 7 ABD 3 Lg 0.6nH ABD - Avalanche Breakdown Diode (TVS) Lg - Lead Inductance table 1 - spice parameters PART NUMBER 05094.R7 12/11 parameter unit abd(tvs) BV V See Table 2 IBV µA See Table 2 Cjo pF See Table 2 IS A See Table 2 Vj V 0.6 M - 0.33 N - 1 RS Ohms See Table 2 TT s 1E-8 EG eV 1.11 table 2 - abd specific spice parameters i s (amps) IBV(µA) cjo(pF) bv(volts) rs(ohms) PSM712 - 7V 7.5 20 146 1E-11 0.28 PSM712 - 12V 13.3 1 123 1E-13 0.40 Page 4 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ sot-23 package information outline dimensions dim millimeters A L inches min max min max A 2.80 3.04 0.110 0.120 B 1.20 1.40 0.047 0.055 C 0.89 1.11 0.035 0.044 D 0.37 0.50 0.015 0.020 G 1.78 2.04 0.070 0.081 H 0.013 0.100 0.001 0.004 J 0.085 0.177 0.003 0.007 K 0.45 0.60 0.018 0.024 L 0.89 1.02 0.035 0.040 S 2.10 2.50 0.083 0.098 V 0.45 0.60 0.018 0.024 3 B 1 0°-10° S 2 K V J G C D H NOTES 1. 2. 3. 4. Controlling dimension: inches. Dimensioning and tolerances per ANSI Y14.5M, 1985. Pin 3 is the cathode (Unidirectional Only) Dimensions are exclusive of mold flash and metal burrs. A pad layout dimensions dim millimeters inches min max min max A 0.71 0.97 0.028 0.038 B 1.88 2.13 0.074 0.084 C 0.71 0.97 0.028 0.038 D 0.81 1.07 0.032 0.042 B NOTES D 1. Controlling dimension: inches. 05094.R7 12/11 C Page 5 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ TAPE AND REEL P0 t 10 Pitches Cumulative Tolerance on Tape. ± 0.2 P2 D E Top Cover Tape Pin 1 A0 F W K0 B0 P User Direction of Feed specifications Reel Dia. Tape Width 178mm (7”) 8mm A0 B0 K0 D E F W P0 P2 P tmax 3.15 ± 0.10 2.77 ± 0.10 1.30 ± 0.10 1.55 ± 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 0.228 Notes 1. 2. 3. 4. 5. Dimensions are in millimeters. Surface mount product is taped and reeled in accordance with EIA-481. Suffix - T7 = 7” Reel - 3,000 pieces per 8mm tape. Suffix - T13 = 13” Reel - 10,000 pieces per 8mm tape. Marking on Part - marking code (see page 2) and date code. Package outline, pad layout and tape specifications per document number 06012.R2 8/10. ORDERING INFORMATION base PART NUMBER LEADFREE SUFFIX TAPE SUFFIX QTY/REEL REEL SIZE TUBE qty PSM712 -LF -T7 3000 7” n/a PSM712 -LF -T13 10,000 13” n/a 05094.R7 12/11 Page 6 www.protekdevices.com 05094 PSM712 Only One Name Means ProTek’Tion™ company information COMPANY PROFILE ProTek Devices, based in Tempe, Arizona USA, is a manufacturer of Transient Voltage Suppression (TVS) products designed specifically for the protection of electronic systems from the effects of lightning, Electrostatic Discharge (ESD), Nuclear Electromagnetic Pulse (NEMP), inductive switching and EMI/RFI. With over 25 years of engineering and manufacturing experience, ProTek designs TVS devices that provide application specific protection solutions for all electronic equipment/systems. ProTek Devices Analog Products Division, also manufactures analog interface, control, RF and power management products. CONTACT US Corporate Headquarters 2929 South Fair Lane Tempe, Arizona 85282 USA By Telephone General: 602-431-8101 Sales: 602-414-5109 Customer Service: 602-414-5114 By Fax General: 602-431-2288 By E-mail: Sales: [email protected] Customer Service: [email protected] Technical Support: [email protected] Web www.protekdevices.com www.protekanalog.com COPYRIGHT © ProTek Devices 2007 - This literature is subject to all applicable copyright laws and is not for resale in any manner. SPECIFICATIONS: ProTek reserves the right to change the electrical and or mechanical characteristics described herein without notice. 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 makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does ProTek assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability without limitation special, consequential or incidental damages. LIFE SUPPORT POLICY: ProTek Devices products are not authorized for use in life support systems without written consent from the factory. 05094.R7 12/11 Page 7 www.protekdevices.com