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ADM2490EBRWZ Scheda tecnica(PDF) 6 Page - Analog Devices |
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ADM2490EBRWZ Scheda tecnica(HTML) 6 Page - Analog Devices |
6 / 16 page ADM2490E Rev. 0 | Page 6 of 16 VDE 0884 INSULATION CHARACTERISTICS (PENDING) This isolator is suitable for basic electrical isolation only within the safety limit data. Maintenance of the safety data must be ensured by means of protective circuits. An asterisk (*) on a package denotes VDE 0884 approval for 848 V peak working voltage. Table 7. Description Symbol Characteristic Unit Installation Classification per DIN VDE 0110 for Rated Mains Voltage ≤300 V rms I to IV ≤450 V rms I to II ≤600 V rms I to II Climatic Classification 40/105/21 Pollution Degree (DIN VDE 0110, see Table 1) 2 Maximum Working Insulation Voltage VIORM 848 VPEAK Input-to-Output Test Voltage, Method b1 VPR 1590 VPEAK VIORM × 1.875 = VPR, 100% Production Tested, tm = 1 sec, Partial Discharge < 5 pC Input-to-Output Test Voltage, Method a (After Environmental Tests, Subgroup 1) VIORM × 1.6 = VPR, tm = 60 sec, Partial Discharge < 5 pC 1357 VPEAK (After Input and/or Safety Test, Subgroup 2/3) VIORM × 1.2 = VPR, tm = 60 sec, Partial Discharge < 5 pC VPR 1018 VPEAK Highest Allowable Overvoltage (Transient Overvoltage, tTR = 10 sec) VTR 6000 VPEAK Safety-Limiting Values (Maximum Value Allowed in the Event of a Failure; see Figure 16) Case Temperature TS 150 °C Input Current IS, INPUT 265 mA Output Current IS, OUTPUT 335 mA Insulation Resistance at TS, VIO = 500 V RS >109 Ω |
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