SMP80MC TRISIL™ for telecom equipment protection Features ■ Bidirectional crowbar protection ■ Voltage: range from 120 V to 320 V ■ Low VBO / VR ratio ■ Micro capacitance equal to 12 pF @ 50 V ■ Low leakage current : IR = 2 µA max ■ Holding current: IH = 150 mA min ■ Repetitive peak pulse current : ■ IPP = 80 A (10/1000 µs) Main applications SMB (JEDEC DO-214AA) Order codes Any sensitive equipment requiring protection against lightning strikes and power crossing: Part Number Marking SMP80MC-120 TP12 ■ SMP80MC-140 TP14 SMP80MC-160 TP16 SMP80MC-200 TP20 SMP80MC-230 TP23 SMP80MC-270 TP27 SMP80MC-320 TP32 Terminals (phone, fax, modem...) and central office equipment Description The SMP80MC is a series of micro capacitance transient surge arrestors designed for the protection of high debit rate communication equipment on CPE side. Its micro capacitance avoids any distortion of the signal and is compatible with digital transmission like ADSL2 and ADSL2+. Schematic diagram Benefits Trisils are not subject to ageing and provide a fail safe mode in short circuit for a better protection. They are used to help equipment to meet main standards such as UL1950, IEC950 / CSA C22.2 and UL1459. They have UL94 V0 approved resin. SMB package is JEDEC registered (DO-214AA). Trisils comply with the following standards GR1089 Core, ITU-T-K20/K21, VDE0433, VDE0878, IEC61000-4-5 and FCC part 68. TM: TRISIL is a trademark of STMicroelectronics. January 2007 Rev 4 1/10 www.st.com 10 Characteristics 1 SMP80MC Characteristics Table 1. Complies with the following standards STANDARD Peak Surge Voltage (V) GR-1089 Core First level Required Waveform peak current Voltage (A) Minimum serial Current resistor to meet waveform standard (Ω) 2500 1000 2/10 µs 10/1000 µs 500 100 2/10 µs 10/1000 µs 5 2.5 GR-1089 Core Second level 5000 2/10 µs 500 2/10 µs 10 GR-1089 Core Intra-building 1500 2/10 µs 100 2/10 µs 0 ITU-T-K20/K21 6000 1500 10/700 µs 150 37.5 5/310 µs 10 0 ITU-T-K20 (IEC61000-4-2) 8000 15000 1/60 ns ESD contact discharge ESD air discharge 0 0 4000 2000 4000 2000 4000 4000 FCC Part 68, lightning surge type A FCC Part 68, lightning surge type B VDE0433 VDE0878 IEC61000-4-5 Table 2. Symbol 10/700 µs 1.2/50 µs 100 50 100 50 100 100 5/310 µs 8/20 µs 0 0 0 0 0 0 1500 800 10/160 µs 10/560 µs 200 100 10/160 µs 10/560 µs 2.5 0 1000 9/720 µs 25 5/320 µs 0 10/700 µs 1.2/50 µs Parameter Repetitive peak pulse current (see Figure 1) IFS Fail-safe mode : maximum current (1) I2t Tstg Tj TL Non repetitive surge peak on-state current (sinusoidal) I2t value for fusing Conditions Value 10/1000 µs 8/20 µs 10/560 µs 5/310 µs 10/160 µs 1/20 µs 2/10 µs 8/20 µs t = 0.2 s t=1s t=2s t = 15 mn t = 16.6 ms t = 20 ms 80 200 100 120 150 200 250 5 14 8 6.5 2 7.5 7.8 Storage temperature range Maximum junction temperature Maximum lead temperature for soldering during 10 s. 1. in fail safe mode, the device acts as a short circuit 2/10 1/20 µs Absolute ratings (Tamb = 25° C) IPP ITSM 5/310 µs Unit A kA A A2s -55 to 150 150 °C 260 °C SMP80MC Characteristics Table 3. Thermal resistances Symbol Parameter Value Unit Rth(j-a) Junction to ambient (with recommended footprint) 100 ° C/W Rth(j-l) Junction to leads 20 ° C/W Table 4. Electrical characteristics (Tamb = 25° C) Symbol Parameter VRM Stand-off voltage VBR Breakdown voltage VBO Breakover voltage IRM Leakage current IPP Peak pulse current IBO Breakover current IH Holding current VR Continuous reverse voltage IR Leakage current at VR C Capacitance IR @ VR(1) IRM @ VRM Types max. µA max. V µA Dynamic Static VBO(2) VBO @ IBO(3) max. min. typ. typ. V V V mA mA pF pF 800 150 12 25 120 155 155 SMP80MC-140 126 140 180 180 SMP80MC-160 144 160 205 205 200 255 255 180 5 C(6) max. 108 2 C(5) max. SMP80MC-120 SMP80MC-200 IH(4) SMP80MC-230 207 230 295 295 SMP80MC-270 243 270 345 345 SMP80MC-320 290 320 400 400 1. IR measured at VR guarantee VBR min ≥ VR 2. See Figure 9 functional test circuit 1 3. See Figure 10 test circuit 2 4. See Figure 11 functional holding current test circuit 3 5. VR = 50 V bias, VRMS = 1 V, F= 1 MHz 6. VR = 2 V bias, VRMS = 1 V, F = 1 MHz 3/10 Characteristics Figure 1. SMP80MC Pulse waveform Figure 2. Non repetitive surge peak on-state current versus overload duration ITSM(A) % I PP Repetitive peak pulse current 40 tr = rise time (µs) tp = pulse duration time (µs) F=50Hz Tj initial = 25°C 35 100 30 25 20 50 15 10 0 tr 5 t tp t(s) 0 1.E-02 Figure 3. On-state voltage versus on-state current (typical values) 1.E-01 Figure 4. IT(A) 1.E+00 1.E+01 1.E+02 1.E+03 Relative variation of holding current versus junction temperature IH[Tj] / IH[Tj=25°C] 2.0 100 1.8 Tj=25°C 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 VT(V) Tj(°C) 0.0 10 0 Figure 5. 1 2 3 4 5 6 7 8 Relative variation of breakover voltage versus junction temperature -40 -30 -20 -10 Figure 6. 0 10 20 30 40 50 60 70 80 90 100 110 120 130 Relative variation of leakage current versus junction temperature (typical values) IR[Tj] / IR[Tj=25°C] VBO[Tj] / VBO[Tj=25°C] 1.08 1.E+03 1.07 VR=243V 1.06 1.05 1.04 1.E+02 1.03 1.02 1.01 1.00 0.99 1.E+01 0.98 0.97 0.96 Tj(°C) Tj(°C) 0.95 0.94 1.E+00 -40 -30 -20 -10 4/10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 25 50 75 100 125 SMP80MC Figure 7. Characteristics Figure 8. Variation of thermal impedance junction to ambient versus pulse duration (Printed circuit board FR4, SCu=35µm, recommended pad layout) Zth(j-a)/Rth(j-a) Relative variation of junction capacitance versus reverse voltage applied (typical values) C [VR] / C [VR=2V] 1.0 1.2 0.9 1.1 F =1MHz VOSC = 1VRMS Tj = 25°C 1.0 0.8 0.9 0.7 0.8 0.6 0.7 0.5 0.6 0.4 0.5 0.4 0.3 0.3 0.2 0.2 0.1 tp(s) 0.1 0.0 1.E-02 Figure 9. VR(V) 0.0 1.E-01 1.E+00 1.E+01 1.E+02 1.E+03 1 10 100 1000 Test circuit 1 for dynamic IBO and VBO parameters 100 V / µs, di /dt < 10 A / µs, Ipp = 80 A 2Ω U 83 Ω 45 Ω 10 µF 66 Ω 46 µH 0.36 nF 470 Ω KeyTek 'System 2' generator with PN246I module 1 kV / µs, di /dt < 10 A / µs, Ipp = 10 A 250 Ω 26 µH U 60 µF 47 Ω 46 µH 12 Ω KeyTek 'System 2' generator with PN246I module 5/10 Characteristics SMP80MC Figure 10. Test circuit 2 for IBO and VBO parameters K ton = 20ms R1 = 140Ω R2 = 240Ω 220V 50Hz VBO measurement DUT Vout 1/4 IBO measurement TEST PROCEDURE Pulse test duration (tp = 20ms): ● for Bidirectional devices = Switch K is closed ● for Unidirectional devices = Switch K is open VOUT selection: ● Device with VBO < 200V ➔ VOUT = 250 VRMS, R1 = 140Ω ● Device with VBO ≥ 200V ➔ VOUT = 480 VRMS, R2 = 240Ω Figure 11. Test circuit 3 for dynamic IH parameter R Surge generator VBAT = - 48 V D.U.T This is a GO-NOGO test which allows to confirm the holding current (IH) level in a functional test circuit. TEST PROCEDURE 1/ Adjust the current level at the IH value by short circuiting the AK of the D.U.T. 2/ Fire the D.U.T. with a surge current ➔ IPP = 10A, 10/1000µs. 3/ The D.U.T. will come back off-state within 50ms maximum. 6/10 SMP80MC 2 Ordering Information Scheme Ordering Information Scheme SMP 80 MC - xxx Trisil surface mount Repetitive peak pulse current 80 = 80A Capacitance MC = Micro Capacitance Voltage 120 = 120 V 140 = 140 V 160 = 160 V 200 = 200 V 230 = 230 V 270 = 270 V 320 = 320 V 7/10 Package information 3 SMP80MC Package information ● Epoxy meets UL94, V0 Table 5. SMB dimensions Dimensions Ref. Millimeters Inches E1 D E A1 A2 C L b Min. Max. Min. Max. A1 1.90 2.45 0.075 0.096 A2 0.05 0.20 0.002 0.008 b 1.95 2.20 0.077 0.087 c 0.15 0.40 0.006 0.016 E 5.10 5.60 0.201 0.220 E1 4.05 4.60 0.159 0.181 D 3.30 3.95 0.130 0.156 L 0.75 1.50 0.030 0.059 Figure 12. Footprint (dimensions in mm) 1.62 2.60 1.62 2.18 5.84 In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com. 8/10 SMP80MC 4 5 Ordering information Ordering information Part Number Marking SMP80MC-120 TP12 SMP80MC-140 TP14 SMP80MC-160 TP16 SMP80MC-200 TP20 SMP80MC-230 TP23 SMP80MC-270 TP27 SMP80MC-320 TP32 Package Weight Base qty Delivery mode SMB 0.11 g 2500 Tape and reel Revision history Date Revision Description of Changes September-2001 1 First issue. 11-May-2005 2 New types introduction. 20-Jun-2005 3 Qualification of new types 18-Jan-2007 4 Reformatted to current standards. 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