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CPC7581 датащи(PDF) 3 Page - Clare, Inc. |
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CPC7581 датащи(HTML) 3 Page - Clare, Inc. |
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3 / 12 page ![]() CPC7581 www.clare.com Rev. 2 3 Table 3. Ringing Access Switch, SW4 PARAMETERS CONDITIONS SYMBOL MIN TYP MAX UNITS Off-state Leakage Current +25˚C Vsw (differential)= -255V to +210V Isw - .05 1 µA Vsw (differential)= +255V to -210V +85˚C Vsw (differential)= -270V to +210V Isw - 0.1 1 µA Vsw (differential)= +270V to -210V -40˚C Vsw (differential)= -245V to +210V Isw - .05 1 µA Vsw (differential)= +245V to -210V ON Voltage Isw (on) = +/- 1mA - - 1.5 3 V Ring Generator Current Vcc = 5V, INaccess = 0 I R - 0.1 0.25 mA During Ring Surge Current - - - - 2 A Release Current - - - 300 - µA RDS ON Isw (on) = +/-70mA, +/-80mA ∆ V - 8.5 12 Ω Logic Input to Switch Output Isolation +25˚C Vsw (R RING, RLINE) = +/-320V Isw - .05 1 µA Logic Inputs = Gnd +85˚C Vsw (R RING, RLINE) = +/-330V Isw - 0.1 1 µA Logic Inputs = Gnd -40˚C Vsw (R RING, RLINE) = +/-310V Isw - .05 1 µA Logic Inputs = Gnd Table 2. Ring Return Switch, SW3 PARAMETERS CONDITIONS SYMBOL MIN TYP MAX UNITS Off-state Leakage Current +25˚C Vsw (differential)= -320V to Gnd Isw - 0.1 1 µA Vsw (differential)= -60V to +260V +85˚C Vsw (differential)= -330V to Gnd Isw - 0.3 1 µA Vsw (differential)= -60V to +270V -40˚C Vsw (differential)= -310V to Gnd Isw - 0.1 1 µA Vsw (differential)= -60V to +250V dc Current Limit: +25˚C Vsw (on) = +/- 10V Isw - 135 - mA +85˚C Vsw (on) = +/- 10V Isw - 85 - mA -40˚C Vsw (on) = +/- 10V Isw - 210 - mA Dynamic Current Limit: Break switches in ON state, Ringing Isw - 2.5 - A (t=<0.5µs) access switches OFF, Apply +/- 1000V at 10/1000ms pulse, Appropriate secondary protection in place. RDS ON +25˚C Isw (on) = +/-0mA, +/-10mA ∆ V- 60 - Ω +85˚C Isw (on) = +/-0mA, +/-10mA ∆ V - 85 100 Ω -40˚C Isw (on) = +/-0mA, +/-10mA ∆ V- 45 - Ω Logic Input to Switch Output Isolation +25˚C Vsw (T RING, TLINE) = +/-320V Isw - 0.1 1 µA Logic Inputs = Gnd +85˚C Vsw (T RING, TLINE) = +/-330V Isw - 0.3 1 µA Logic Inputs = Gnd -40˚C Vsw (T RING, TLINE) = +/-310V Isw - 0.1 1 µA Logic Inputs = Gnd |
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