Datasheet ADM3260 (Analog Devices) - 8

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ADM3260 Data Sheet DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS
This isolator is suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensured by the protective circuits. The asterisk (*) marking on packages denotes DIN V VDE V 0884-10 approval.
Table 11. VDE Characteristics Description Test Conditions/Comments Symbol Characteristic Unit
Installation Classification per DIN VDE 0110 For Rated Mains Voltage ≤ 150 V rms I to IV For Rated Mains Voltage ≤ 300 V rms I to III For Rated Mains Voltage ≤ 400 V rms I to II Climatic Classification 40/105/21 Pollution Degree per DIN VDE 0110, Table 1 2 Maximum Working Insulation Voltage VIORM 560 V peak Input-to-Output Test Voltage, Method b1 VIORM × 1.875 = Vpd(m), 100% production test, Vpd(m) 1050 V peak tini = tm = 1 sec, partial discharge < 5 pC Input-to-Output Test Voltage, Method a After Environmental Tests Subgroup 1 VIORM × 1.5 = Vpd(m), tini = 60 sec, tm = 10 sec, Vpd(m) 840 V peak partial discharge < 5 pC After Input and/or Safety Test Subgroup 2 VIORM × 1.2 = Vpd(m), tini = 60 sec, tm = 10 sec, Vpd(m) 672 V peak and Subgroup 3 partial discharge < 5 pC Highest Allowable Overvoltage VIOTM 3535 V peak Surge Isolation Voltage VIOSM(TEST) = 10 kV, 1.2 µs rise time, 50 µs, 50% fal time VIOSM 4000 V peak Safety Limiting Values Maximum value allowed in the event of a failure (see Figure 2) Case Temperature TS 150 °C Converter Safety Total Dissipated Power IS1 2.5 W VDDP + VDDISO Current ITMAX 212 mA Insulation Resistance at TS for Isolated Converter VIO = 500 V RS >109 Ω
3.0 350 2.5 300 (W) (mA) 250 R 2.0 NT OWE 200 G P 1.5 CURRE ITIN 150 ITING LIM 1.0 FE 100 SA ETY-LIM 0.5 SAF 50 0 0 0 50 100 150 200
002
0 50 100 150 200
003
AMBIENT TEMPERATURE (°C) CASE TEMPERATURE (°C)
11890- 11890- Figure 2. Isolated Converter Thermal Derating Curve, Dependence of Safety Figure 3. Digital Isolator Thermal Derating Curve, Dependence of Safety- Limiting Values on Case Temperature, per DIN V VDE V 0884-10 Limiting Values on Case Temperature, per DIN V VDE V 0884-10 Rev. D | Page 8 of 19 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS—5 V PRIMARY INPUT SUPPLY/5 V SECONDARY ISOLATED SUPPLY ELECTRICAL CHARACTERISTICS—5 V PRIMARY INPUT SUPPLY/3.3 V SECONDARY ISOLATED SUPPLY ELECTRICAL CHARACTERISTICS—3.3 V PRIMARY INPUT SUPPLY/3.3 V SECONDARY ISOLATED SUPPLY DC-TO-DC CONVERTER CHARACTERISTICS DIGITAL ISOLATOR DC SPECIFICATIONS DIGITAL ISOLATOR AC SPECIFICATIONS PACKAGE CHARACTERISTICS REGULATORY APPROVALS INSULATION AND SAFETY RELATED SPECIFICATIONS DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS RECOMMENDED OPERATING CONDITIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION VISO VOLTAGE TRUTH TABLE PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CONDITION APPLICATIONS INFORMATION FUNCTIONAL DESCRIPTION DIGITAL ISOLATOR STARTUP TYPICAL APPLICATION DIAGRAM PCB LAYOUT THERMAL ANALYSIS EMI CONSIDERATIONS INSULATION LIFETIME APPLICATIONS EXAMPLE OUTLINE DIMENSIONS ORDERING GUIDE