PSM712 UMW | Alldatasheet
Document overview
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Technical content
FEATURES
MECHANICAL CHARACTERISTICS APPLICATIONS ThePSM712isanasymmetricaltransientvoltagesuppressor (TVS)array, designedspecificallyforRS-485applications.Thisdeviceprovides protection againstESD,tertiarylightningandswitchingtransients. ThePSM712hasapeakpulsepowerof600Wattsforan8/20µs waveshapeandisavailableinSOT-23packagecon-figuration. ThisdevicemeetstheIEC61000-4-2,61000-4-4andIEC61000-4- 5requirements.
- Compatible with IEC 61000-4-2 (ESD): Air 15kV,Contact 8kV Compatible with IEC 61000-4-4 (EFT): 40A, 5/50ns
- CompatiblewithIEC61000-4-5 (Surge): 24A,8/20µs - Level 2 (Line- Ground) & Level 3(Line -Line)
- 600 Watts Peak Pulse Power per Line(tp =8/20µs)
- RS-485 Transceivers
- Network Interfaces
- Wireless Systems
- PortableElectronics 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
DESCRIPTION
ICAL DEVICE CHARACTERISTICS MAXIMUM RATINGS @25°C UnlessOtherwiseSpecified PARAMETER SYMBOL VALUE UNITS PeakPulsePower(tp=8/20µs)-SeeFigure1 PPP 500 W OperatingTemperature TL -55to150 °C StorageTemperature TSTG -55to150 °C w ww.umw-ic.com 1 UTD Semiconductor Co.,Limited UMW PSM712 R
0.6nH ABD ABD ABD-AvalancheBreakdownDiode(TVS) Lg-LeadInductance TABLE 1 - SPICE PARAMETERS PARAMETER UNIT ABD(TVS) BV V SeeTable2 IBV µA SeeTable2 jo pF SeeTable2 IS A SeeTable2 Vj V 0.6 M - 0.33 N - 1 RS Ohms SeeTable2 TT s 1E-8 EG eV 1.11 TABLE 2 - ABD SPECIFIC SPICE PARAMETERS PART NUMBER BV(VOLTS) IBV(µA) Cjo(pF) IS (AMPS) Rs(OHMS) PSM712-7V 7.5 20 146 1E-11 0.28 PSM712-12V 13.3 1 123 1E-13 0.40 C www.umw-ic.com 3 UTD Semiconductor Co.,Limited UMW PSM712 R SPICE MODEL
R SOT-23 PACKAGE IMFORMATION www.umw-ic.com 4 UTD Semiconductor Co.,Limited Orderinginformation Ordercode Package Baseqty Deliverymode SOT-23 3000 TapeandreelUMW PSM712-LF-T7 Marking 712 Min. Max. Min. Max. A 0.900 1.150 0.035 0.045 A1 0.000 0.100 0.000 0.004 A2 0.900 1.050 0.035 0.041 b 0.300 0.500 0.012 0.020 c 0.080 0.150 0.003 0.006 D 2.800 3.000 0.110 0.118 E 1.200 1.400 0.047 0.055 E1 2.00 2.500 0.078 0.098 e e1 1.800 2.000 0.071 0.079 L L1 0.300 0.500 0.012 0.020 θ 0° 8° 0° 8° 0.550 REF. 0.022 REF. Symbol Dimensions In InchesDimensions In Millimeters 0.950 TYP. 0.037 TYP.