* oCircuits for safe protective separation against electrical shock according to safety class II (reinforced isolation): * oApplication class I to IV at mains voltage ≤ 300 V * oApplication class I to IV at mains voltage ≤ 600 V according to table 1 of IEC 60664-1, suitable for: * oSwitch-mode power supplies * oLine receiver * oComputer peripheral interface * oMicroprocessor system interface * o