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STPMC1 Folha de dados(PDF) 2 Page - STMicroelectronics |
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STPMC1 Folha de dados(HTML) 2 Page - STMicroelectronics |
2 / 77 page Contents STPMC1 2/77 Doc ID 15728 Rev 6 Contents 1 Functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5 Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.1 Measurement error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.2 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.3 Notation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 8 Typical performance characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 9 Theory of operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 9.1 General operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 9.2 Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 9.3 Resetting the STPMC1 (status bit HLT) . . . . . . . . . . . . . . . . . . . . . . . . . . 21 9.4 Clock generator (bits MDIV, FR1, HSA) . . . . . . . . . . . . . . . . . . . . . . . . . . 21 9.5 Zero crossing detection (signal ZCR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 9.6 Period and line voltage measurement (status bits: LIN, BFR, LOW, BFF) 23 9.7 Single wire operation mode: SWM (status bits: NAH, BFR, configuration bit FRS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 9.8 Load monitoring (status bit BIL, configuration bit LTCH) . . . . . . . . . . . . . 26 9.9 Error detection (status bits: BCF, PIN) . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 9.10 Tamper detection module (status bits: BCS, BSF, BIF, configuration bit ENH) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 9.10.1 Sum of currents is above tamper threshold (status bit BCS) . . . . . . . . . 28 9.10.2 Phase sequence is wrong (status bit BSF) . . . . . . . . . . . . . . . . . . . . . . 31 9.10.3 Phase active powers do not have the same sign (status bit BIF) . . . . . 32 |
Nº de peça semelhante - STPMC1 |
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Descrição semelhante - STPMC1 |
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