38 p termination p = ni/sn alloy (plated) usb series varistors are designed to protect the high speed data lines against esd transients. they have very low capacitance and fast turn on times that make this series ideal for data and transmission lines with high data rates. the unique design enables these devices to meet the rigorous testing criteria of the iec 61000-4-2 standards. new and improved manu- facturing process has created these usb series to be one of the best plat- ed varistors in the market today. usb series varistor multilayer varistors for universal serial bus protection general description ? zinc oxide (zno) based ceramic semiconductor devices with non-linear voltage-current characteristics ? bi-directional device, similar to back-to-back zener diodes plus an emc capacitor in parallel ? entire structure made up of conductive zno grains surrounded by electri- cally insulating barriers, creating varistor-like behavior ? electrical advantages over zener diodes are repetitive strike capability, high in rush current capability, fast turn-on-time and emi attenuation ? protects against esd to meet iec 61000-4-2 15kv (air) and 8kv (contact) ? low capacitance for high speed data lines ? available in discrete and array packages (2 and 4 element) ? low clamping voltage ? low operating voltage ? response time is < 1ns features ? available in eia 0603 (single), 0405 (dual) and 0612 (quad) cases ? plated tin over nickel barrier ? packaged in tape & reel mechanical characteristics pinout configuration part numbering ? usb bus lines/firewire data bus lines ? i/o bus lines ? 10/100/1000 ethernet transmission lines ? video card data lines ? handheld devices ? laptop computers ? lcd monitors usb0001/0005/0006 0603 and 0402 (single) usb0002 0405 (dual) usb0004 0612 (quad) typical applications usb style 0001 case size 0001 = 0603 (single) 0002 = 0405 (2-element) 0004 = 0612 (4-element) 0005 = 0402 (single) 0006 = 0402 (single) d packaging code (reel size) d = 7" (1,000 pcs.) r = 7" (4,000 pcs.) t = 13" (10,000 pcs.) w = 7" (10,000 pcs. 0402 only) usb series varistor multilayer varistors for universal serial bus protection
39 usb series varistor multilayer varistors for universal serial bus protection ratings air discharge esd 15kv contact discharge esd 8kv operating temperature C55c to +125c soldering temperature 230c performance characteristics usb typical s21 characteristics avx part no. v w (dc) v w (ac) v b i l e t i p cap. case size elements usb0001_ _ 18 14 120 2 0.015 4 10 0603 1 usb0002_ _ 18 14 70 2 0.015 4 10 0405 2 usb0004_ _ 18 14 100 2 0.015 4 10 0612 4 usb0005_ _ 18 14 300 2 0.015 4 3 0402 1 usb0006_ _ 18 14 65 2 0.015 4 6 0402 1 10000 1000 100 10 10 100 1000 10000 pulse duration (s) peak power (w) typical pulse rating curve termination finish code packaging code v w (dc) dc working voltage (v) v w (ac) ac working voltage (v) v b typical breakdown voltage (v @ 1ma dc ) i l maximum leakage current at the working voltage (a) e t transient energy rating (j, 10x1000s) i p peak current rating (a, 8x20s) cap typical capacitance (pf) @ 1 mhz and 0.5vrms -35 -30 -25 -20 -15 -10 -5 0 100 1000 10000 frequency (mhz) insertion loss (db) usb0001 usb0005 usb0006 usb0002 usb0004
40 usb series varistor multilayer varistors for universal serial bus protection w bl l t d a b c usb0001/5/6 (single) w bl p bw t l e d a b c usb0002 (dual) w bl p bw t l e d a b c usb0004 (quad) bb usb0001 1.60.15 0.800.15 0.90 max n/a 0.350.15 n/a (0.0630.006) (0.0320.006) (0.035 max.) (0.0140.006) usb0002 1.000.15 1.370.15 0.66 max 0.360.10 0.200.10 0.64 ref (0.0390.006) (0.0540.006) (0.026 max.) (0.0140.004) (0.0080.004) (0.025 ref) usb0004 1.600.20 3.200.20 1.22 max 0.410.10 0.18 +0.25/C0.08 0.76 ref (0.0630.008) (0.1260.008) (0.048 max.) (0.0160.004) (0.007 +.01/C.003 ) (0.030 ref) usb0005 / usb0006 1.00.10 0.500.10 0.60 max n/a 0.250.15 n/a (0.0400.004) (0.0200.004) (0.024 max.) (0.0100.006) abcde usb0001 0.89 0.76 2.54 0.76 n/a (0.035) (0.030) (0.100) (0.030) usb0002 0.46 0.74 1.20 0.30 0.64 (0.018) (0.029) (0.047) (0.012) (0.025) usb0004 0.89 1.65 2.54 0.46 0.76 (0.035) (0.065) (0.100) (0.018) (0.030) usb0005 / usb0006 0.61 0.51 1.70 0.51 n/a (0.024) (0.020) (0.067) (0.020) mm (inches) mm (inches) physical dimensions and pad layout
41 usb series varistor multilayer varistors for universal serial bus protection applications usb0002 usb0002 usb0002 usb port protection ethernet port protection usb controller ethernet port ethernet phy usb port d+ d- tx+ tx- rx+ rx-
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