SMP100LC-140

® TRISIL FOR HIGH DEBIT RATE TELECOM LINES PROTECTION PRELIMINARY DATASHEET TM SMP100LC-xxx FEATURES n n n n n Bidirectional crowbar protection Low capacitance : C = 30 PF TYP @ 50V Low leakage current : IR = 2 µA MAX Repetitive peak pulse current : IPP = 100 A (10/1000µS) Holding current: IH = 150 mA MAIN APPLICATIONS Any sensitive equipment requiring protection against lightning strikes and power crossing: Analog and digital line cards (xDSL, T1/ E1, ISDN...) Gas tube replacement Terminals and transmission equipment n n n SMB DESCRIPTION The SMP100LC-xxx series is a very low capacitance transient surge arrestor designed for the protection of high debit rate communication equipment. Its low capacitance avoid any distorsion of the signal. It can also SCHEMATIC DIAGRAM BENEFITS n n n No ageing and no noise Short circuit in failure mode, thus still ensuring protection Board space saving March 2000 - Ed: 3B 1/8 SMP100LC-xxx COMPLIES WITH THE FOLLOWING STANDARDS: ITU-T- K20 VDE0433 VDE0878 IEC-1000-4-5 FCC Part 68, lightning surge type A FCC Part 68, lightning surge type B BELLCORE TR-NWT-001089 First level BELLCORE TR-NWT-001089 Second level CNET I31-24 Peak Surge Voltage (V) 4000 4000 4000 level 4 level 4 1500 800 1000 2500 1000 5000 4000 Voltage Waveform (µs) 10/700 10/700 1.2/50 10/700 1.2/50 10/160 10/560 5/320 2/10 10/1000 2/10 0.5/700 Current Waveform (µs) 5/310 5/310 1/20 5/310 8/20 10/160 10/560 5/320 2/10 10/1000 2/10 0.8/310 Admissible Ipp (A) 100 100 100 100 100 200 100 25 500 100 500 100 Necessary Resistor (note 1) (Ω) - Note 1: minimum series resistance to insert on the module line to withstand the standard. THERMAL RESISTANCES Symbol Rth(j-I) Rth(j-a) Junction to leads Junction to ambient on printed circuit (with standard footprint dimensions) Parameter Value 20 100 Unit °C/W °C/W ABSOLUTE MAXIMUM RATINGS (Tamb = 25°C, unless otherwise specified) Symbol Ipp Parameter Repetitive peak pulse current: 10/1000 µs (open circuit voltage wave shape 1 kV 8/20 µs (open circuit voltage wave shape 4 kV 5/310 µs (open circuit voltage wave shape 5 kV 2/10 µs (open circuit voltage wave shape 2.5 kV Fail-safe mode : maximum current (note 2) Non repetitive surge peak on-state current One cycle Non repetitive surge peak on-state current F = 50Hz TL Tstg Tj Maximum lead temperature for soldering during 10s Storage temperature range Maximum junction temperature 10/1000 µs) 1.2/50 µs) 10/700 µs) 2/10 µs) 50Hz 60Hz 0.2s 2s Value 100 250 150 500 5 50 53 23 10 260 - 55 to + 150 150 Unit A A A A kA A A A A °C °C °C IFS ITSM 8/20 µs Note 2: in fail safe mode, the device acts as a short circuit. 2/8 SMP100LC-xxx Pulse waveform: 10 / 1000 µs 8 / 20 µs 5 / 310 µs 1 / 20 µs 2 / 10 µs tr = 10 µs tr = 8 µs tr = 5 µs tr = 1 µs tr = 2 µs tp = 1000 µs tp = 20 µs tp = 310 µs tp = 20 µs tp = 10 µs % IPP 100 50 0 tr tp t ELECTRICAL CHARACTERISTICS (Tamb = 25°C) Symbol VRM IRM VR IR VBR VBO IH IBO IPP C Parameter Stand-off voltage Leakage current at VRM Continuous reverse voltage Leakage current Breakdown voltage Breakover voltage Holding current Breakover current Peak pulse current Capacitance DYNAMIC PARAMETERS Type IRM @ VRM max. µA SMP100LC-140 SMP100LC-200 SMP100LC-270 Note 1: Note 2: IR @ VR max. Note 1 µA 50 50 50 V 140 200 262 VBO @ IBO max. Note 2 V 185 265 350 mA 800 800 800 IH min. Note 3 mA 150 150 150 C typ. Note 4 pF 30 30 30 V 120 170 230 2 2 2 Note 3: Note 4: IR measured at VR guarantee VBR > VR VRISE = 100V/µS, di/dt < 10 A/µs, IPP = 100A VRISE = 1kV/µS, di/dt < 10 A/µs, IPP = 10A VBO parameters are given by a KeyTek ”System 2” generator with PN2461 module. See test circuits 3 for VBO dynamic parameters See functional holding current test circuit 1 VR=50V bias, VRMS=1V, F=1MHz. 3/8 SMP100LC-xxx STATIC PARAMETERS Symbol VBO Type SMP100LC-140 SMP100LC-200 SMP100LC-270 Test conditions Measured at 50Hz, see test circuit 2. In any case VBOmin ≥ VBR Max. 190 275 370 Unit V Fig 1 : Non repetitive surge peak on-state current versus overload duration (Tj initial = 25 °C). ITSM(A) 70 60 50 40 30 20 10 t(s) 0 1E-2 1E-1 1E+0 1E+1 1E+2 1E+3 F=50Hz Fig 2 : On-state voltage versus on-state current (typical values). IT(A) 50 Tj=25°C 10 VT(V) 1 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 Fig 3 : Relative variation of holding current versus junction temperature . Fig 4 : Variation of thermal impedance junction to ambient versus pulse duration (Printed circuit board FR4, SCu=35µm, recommended pad layout). Zth(j-a)(°CW) 100 IH[Tj] / IH[Tj=25 °C] 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 -40 -20 0 20 10 Tj(°C) 40 60 80 100 120 tp(s) 1 1E-3 1E-2 1E-1 1E+0 1E+1 1E+2 5E+2 4/8 SMP100LC-xxx Fig 5 : Variation of junction capacitance versus reverse voltage applied (typical values). C [VR] / C [VR=50V] 2.5 2.0 1.5 1.0 0.5 VR(V) 0.0 1 2 5 10 20 50 100 200 FUNCTIONAL HOLDING CURRENT (IH) TEST CIRCUIT 1 : GO-NO GO TEST R D.U.T. -V P V BAT = - 48 V Surge generator This is a GO-NO GO test which allows to confirm the holding current (IH) level in a functional test circuit. TEST PROCEDURE : - Adjust the current level at the IH value by short circuiting the D.U.T. - Fire the D.U.T. with a surge current : Ipp = 10A, 10/1000 µs. - The D.U.T. will come back to the off-state within 50 ms max. 5/8 SMP100LC-xxx TEST CIRCUIT 2 FOR IBO and VBO parameters : tp = 20ms Auto Transformer 220V/2A static relay. K R1 140 R2 240 220V Vout IBO measure Transformer 220V/800V 5A D.U.T V BO measure 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 < 200 Volt - VOUT = 250 VRMS, R1 = 140 Ω. - Device with VBO  200 Volt - VOUT = 480 VRMS, R2 = 240 Ω. TEST CIRCUITS 3 FOR VBO DYNAMIC PARAMETERS 100 V / µs, di/dt < 10 A / µs, Ipp = 100 A 2Ω 45 Ω 66 Ω 470 Ω 83 Ω 0.36 nF 46 µH U 10 µF KeyTek ’System 2’ generator with PN246I module 1 kV / µs, di/dt < 10 A / µs, Ipp = 10 A 26 µH 250 Ω 12 Ω 47 Ω 46 µH U 60 µF KeyTek ’System 2’ generator with PN246I module 6/8 SMP100LC-xxx ORDER CODE SMP 100 LC Low Capacitance - xxx Trisil Surface Mount Voltage IPP = 100 A PACKAGE MECHANICAL DATA SMB (Plastic) E1 DIMENSIONS REF. D Millimeters Min. Max. 2.45 0.20 2.20 0.41 5.60 4.60 3.95 1.60 1.90 0.05 1.95 0.15 5.10 4.05 3.30 0.75 Inches Min. 0.075 0.002 0.077 0.006 0.201 0.159 0.130 0.030 Max. 0.096 0.008 0.087 0.016 0.220 0.181 0.156 0.063 A1 A2 b E c E A1 E1 D b C L A2 L FOOT PRINT (in millimeters) 2.3 1.52 2.75 1.52 Ordering type SMP100LC-140 SMP100LC-200 SMP100LC-270 Marking L14 L20 L27 Package SMB SMB SMB Weight 0.107g. 0.107g 0.107g Base qty 2500 2500 2500 Delivery mode Tape & Reel Tape & Reel Tape & Reel 7/8 SMP100LC-xxx Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. 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