High Temperature +175C Automotive Series +175C Rated Varistors GENERAL DESCRIPTION AVX High Temperature 175C Multi-Layer Varistors are designed for underhood and other high temperature automotive or industrial applications. Parts are AEC-Q200 qualified. They offer bi-directional overvoltage protection as well as EMI/RFI attenuation in a single SMT package. This allows designers the ability to combine the circuit protection and EMI/RFI attenuation function into a single highly reliable device. Products have been tested, qualified, and specified to 175C and they do not require any derating over specified operating temperature range. GENERAL CHARACTERISTICS * Operating Temp.: -55 to +175C * Working Voltage: 18, 31Vdc * Case Size: 0603, 0805 FEATURES APPLICATIONS * * * * * * * Under hood * Down Hole Drilling * High temperature Automotive and Industrial Applications +175C rated, with no derating High Reliability AEC Q200Qualified Bi-Directional protection EMI/RFI attenuation ESD rated to 25kV (HBM ESD Level 6) HOW TO ORDER VT A7 Varistor Temp Automotive Rated 175C 0603 18 A 400 R Case Size Working Voltage Energy Rating Clamping Voltage 0603 0805 18 =18Vdc 31 =31Vdc A=0.1J C=0.3J 400 = 42V 650 = 65V 670 = 67V P Package D = 7" (1,000) R = 7" (4,000) T = 13" (10,000) Termination P= Ni/Snplated ELECTRICAL CHARACTERISTICS AVX PN VTA7060318A400 VTA7080518C400 VTA7060331A670 VTA7080531C650 VW(DC) VW(AC) VB VC IVC IL VW (DC) Vdc 18 18 31 31 VW (AC) Vac 13 13 25 25 VB V 2310% 25.510% 3910% 3910% VC V 42 42 67 65 DC Working Voltage [V] AC Working Voltage [V] Typical Breakdown Votage [V @1mADC] Clamping Voltage [V @IIV] Test Current for VC Maximum leakage current at the working voltage [A] DIMENSIONS IVC IL A 10 10 10 10 A 1 1 1 1 ET ELD IP Cap VJump PDiss. Max ET J 0.1 0.3 0.1 0.3 ELD J 0.25 1 0.25 1 IP A 30 120 30 80 Cap pF 275 450 90 275 VJump PDiss. Max V 27.5 27.5 29 29 W 0.003 0.007 0.005 0.005 Transient Energy Rating [J, 10x1000S] Load Dump Energy (x10) Peak Current Rating [A, 8x20S] Typical capacitance [pF] @frequency specified and 0.5VRMS Jump Start (V) Power Dissipation (W) mm(inches) Size (EIA) Length (L) Width (W) Max Thickness (T) Land Length (t) 0603 1.600.15 (0.0630.006) 0.800.15 (0.0310.006) 0.90 (0.035) 0.350.15 (0.0140.006) 0805 2.010.20 (0.0790.008) 1.250.20 (0.0490.008) 1.02 (0.040) 0.71 max. (0.028 max.) W L T t High Temperature +175C Automotive Series +175C Rated Varistors POWER DERATING CURVE (CURRENT, ENERGY, POWER) 120 % Rating Value 100 80 60 40 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 180 200 160 180 Temperature (C) CAPACITANCE VS TEMPERATURE 700 0603 18V 0603 31V 600 Capacitance (pF) 0805 18V 500 0805 31V 400 300 200 100 0 -60 -40 -20 0 20 40 60 80 Temperature (C) 100 120 140 High Temperature +175C Automotive Series +175C Rated Varistors V-I CHARACTERISTICS VTA7060318A400 VTA7060331A650 100 60 40 25C 80 150C Voltage (V) Voltage (V) 50 175C 30 20 150C 175C 40 20 10 0 1.E-07 60 25C 1.E-05 1.E-03 1.E-01 0 1.E-07 1.E+01 1.E-05 Current (A) VTA7080518C400 Voltage (V) Voltage (V) 25C 80 150C 175C 30 20 60 150C 175C 40 20 10 0 1.E-07 1.E+01 100 25C 40 1.E-01 VTA7080531C650 60 50 1.E-03 Current (A) 1.E-05 1.E-03 1.E-01 Current (A) 1.E+01 0 1.E-07 1.E-05 1.E-03 1.E-01 Current (A) 1.E+01 High Temperature +175C Automotive Series +175C Rated Varistors FORWARD TRANSMISSION CHARACTERISTICS (S21) 0 Insertion Loss (dB) -10 -20 VTA7060318A400 VTA7060331A650 -30 VTA7080518C400 VTA7080531C650 -40 -50 0.1 1 10 100 1000 Frequency (MHz) ESD RATING AVX PN IEC 61000-4-2 ISO 10605 AEC-Q200(Lvl.6) 150 pF / 330 Contact Discharge 330 pF / 330 Contact Discharge 330 pF / 2000 Contact Discharge 150 pF / 2000 Air Discharge VTA7060318A400 25 kV 30 kV 30 kV 25 kV VTA7080518C400 30 kV 30 kV 30 kV 25 kV VTA7060331A670 30 kV 30 kV 30 kV 25 kV VTA7080531C650 30 kV 30 kV 30 kV 25 kV 10000