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AD7403-8BRIZ Fiches technique(PDF) 8 Page - Analog Devices |
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AD7403-8BRIZ Fiches technique(HTML) 8 Page - Analog Devices |
8 / 25 page Data Sheet AD7403 DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 INSULATION CHARACTERISTICS This isolator is suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensured by means of protective circuits. Table 7. Description Symbol Characteristic Unit INSTALLATION CLASSIFICATION PER DIN VDE 0110 For Rated Mains Voltage ≤300 V rms I to IV For Rated Mains Voltage ≤450 V rms I to IV For Rated Mains Voltage ≤600 V rms I to IV For Rated Mains Voltage ≤1000 V rms I to IV CLIMATIC CLASSIFICATION 40/105/21 POLLUTION DEGREE (DIN VDE 0110, TABLE 1) 2 MAXIMUM WORKING INSULATION VOLTAGE VIORM 1250 VPEAK INPUT TO OUTPUT TEST VOLTAGE, METHOD B1 VIORM × 1.875 = VPR, 100% Production Test, tm = 1 Second, Partial Discharge < 5 pC VPD(M) 2344 VPEAK INPUT TO OUTPUT TEST VOLTAGE, METHOD A VPR(M) After Environmental Test Subgroup 1 VIORM × 1.6 = VPR, tm = 60 Seconds, Partial Discharge < 5 pC 2000 VPEAK After Input and/or Safety Test Subgroup 2/ Safety Test Subgroup 3 VIORM × 1.2 = VPR, tm = 60 Seconds, Partial Discharge < 5 pC 1500 VPEAK HIGHEST ALLOWABLE OVERVOLTAGE (TRANSIENT OVERVOLTAGE, tTR = 10 Seconds) VIOTM 8000 VPEAK SURGE ISOLATION VOLTAGE VIOSM VPEAK 1.2 µs Rise Time, 50 μs, 50% Fall Time 12000 VPEAK SAFETY LIMITING VALUES (MAXIMUM VALUE ALLOWED IN THE EVENT OF A FAILURE, SEE Figure 3 AND Figure 4) Case Temperature TS 150 °C Side 1 (PVDD1) and Side 2 (PVDD2) Power Dissipation PSO AD7403 2.78 W AD7403-8 1.19 W INSULATION RESISTANCE AT TS, VIO = 500 V RIO >109 Ω 0 1 2 3 4 0 50 100 150 200 AMBIENT TEMPERATURE (°C) Figure 3. AD7403 Thermal Derating Curve, Dependence of Safety Limiting Values with Case Temperature per DIN V VDE V 0884-10 AMBIENT TEMPERATURE (°C) 0 0 1 2 50 100 150 200 Figure 4. AD7403-8 Thermal Derating Curve, Dependence of Safety Limiting Values with Case Temperature per DIN V VDE V 0884-10 Rev. B | Page 7 of 24 |
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