Product introduction
LEIK D-SUB interface series surge protective devices are designed by following IEC61643-21:2000-09 standard,which adopt multi-level protection circuit,choose good gas discharge tube, semiconductor discharge tube ,low capacitance with small insertion loss ,fast response speed ,accurate clamp ,low output residual and excellent transmission performance. It is suitable for industry board card , computer monitors ,HD television, DVR and other SPD and surge protection with D-SUB interface transmission device to avoid induction lightning stroke damage from system incoming , power abnormality and ESD
Technical Parameter:
Product Model | Type | LK-R232-D9-V24 | LK-R422-D15-V11 |
Rated Operational Voltage | Un | 16V- | 12V- |
Maximum continued running working current | IL | 2A | 300mA |
Nominal Discharge Current (8/20μs) | In | 150A(线/SG),5KA(SG/PE) | 5KA |
Voltage Protection Level | UP | ≤22V(wire/SG) | ≤19V(wire/wire) |
600V(SG/PE) | |||
Response Time | tA | ≤1ns(wire/wire /SG) | ≤1ns(wire/wire) |
≤ 100ns(SG/PE) | |||
Insert Loss(Impedance100Ω) | IL | ≤0.2dB (0-200kHz) | ≤0.4dB (0-300kHz) |
Bandwidth(1L≤3dB) | fg | 3MHz | 1MHz |
Work Temperature Zone | -40℃~+80℃ | ||
IP Level | IP20 | ||
Interface Mode | 9 stitches D-SUB | 15 stitches D-SUB | |
Dimension | 64*36*25mm | 64*42*25mm | |
Guard Wire | 1,2,3,4,6,7,8,9 | (2,9)/(4,11) |