component
TM7780
Public Made by Adomby adom
TM Shenzhen Titan Micro Elec Energy Metering, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+11−8@@ -32,25 +32,25 @@ "number": "1", "name": "VDD", "type": "power_in",- "description": "Positive supply. Recommended 4.5-5.5 V (typ 5.0 V). Brown-out reset asserts below ~4.0 V (release ~4.3 V). Decouple with 0.1 \u00b5F + 10 \u00b5F to GND."+ "description": "Positive supply. Recommended 4.5-5.5 V (typ 5.0 V). Brown-out reset asserts below ~4.0 V (release ~4.3 V). Decouple with 0.1 µF + 10 µF to GND." }, { "number": "2", "name": "VAP", "type": "input",- "description": "Current-channel differential positive input. Full-scale differential range \u00b143.75 mV peak between VAP/VAN. Equivalent input impedance \u2248500 k\u03a9; input cap \u22486.4 pF. Absolute limits -2 V to +2 V."+ "description": "Current-channel differential positive input. Full-scale differential range ±43.75 mV peak between VAP/VAN. Equivalent input impedance ≈500 kΩ; input cap ≈6.4 pF. Absolute limits -2 V to +2 V." }, { "number": "3", "name": "VAN", "type": "input",- "description": "Current-channel differential negative input. Paired with VAP; \u00b143.75 mV peak differential full-scale. Absolute limits -2 V to +2 V."+ "description": "Current-channel differential negative input. Paired with VAP; ±43.75 mV peak differential full-scale. Absolute limits -2 V to +2 V." }, { "number": "4", "name": "VBP", "type": "input",- "description": "Voltage-channel single-ended positive input. Full-scale input range \u00b1700 mV peak. Equivalent input impedance \u22486 M\u03a9. Typically driven from mains via resistor divider (e.g. 6\u00d7470 k\u03a9 + 1 k\u03a9) with 0.1 \u00b5F to GND."+ "description": "Voltage-channel single-ended positive input. Full-scale input range ±700 mV peak. Equivalent input impedance ≈6 MΩ. Typically driven from mains via resistor divider (e.g. 6×470 kΩ + 1 kΩ) with 0.1 µF to GND." }, { "number": "5",@@ -62,19 +62,19 @@ "number": "6", "name": "CF", "type": "output",- "description": "Active-power pulse output. Frequency proportional to real power: F_CF = (V1\u00b7V2\u00b748 / V_REF\u00b2)\u00b7(f_CLK/128). 50% duty cycle. VOH \u2265 VDD\u22120.5 V at Iout=5 mA; VOL \u2264 0.5 V at Iout=\u22125 mA. \u00b10.2% accuracy (IEC 687/1036)."+ "description": "Active-power pulse output. Frequency proportional to real power: F_CF = (V1·V2·48 / V_REF²)·(f_CLK/128). 50% duty cycle. VOH ≥ VDD−0.5 V at Iout=5 mA; VOL ≤ 0.5 V at Iout=−5 mA. ±0.2% accuracy (IEC 687/1036)." }, { "number": "7", "name": "CFA", "type": "output",- "description": "RMS output pulse - selectable via SET: SET=GND outputs RMS current (F_CFAI = (V1\u00b724/V_REF)\u00b7(f_CLK/512)); SET=VDD outputs RMS voltage (F_CFAU = (V2\u00b72/V_REF)\u00b7(f_CLK/512)). \u00b10.5% accuracy, 50% duty cycle."+ "description": "RMS output pulse - selectable via SET: SET=GND outputs RMS current (F_CFAI = (V1·24/V_REF)·(f_CLK/512)); SET=VDD outputs RMS voltage (F_CFAU = (V2·2/V_REF)·(f_CLK/512)). ±0.5% accuracy, 50% duty cycle." }, { "number": "8", "name": "SET", "type": "input",- "description": "Mode-select input with internal pull-down. Selects CFA output content: tie to GND (or leave floating - internal pull-down) for RMS current on CFA; tie to VDD for RMS voltage on CFA. VIH \u2265 0.8\u00b7VDD, VIL \u2264 0.8 V."+ "description": "Mode-select input with internal pull-down. Selects CFA output content: tie to GND (or leave floating - internal pull-down) for RMS current on CFA; tie to VDD for RMS voltage on CFA. VIH ≥ 0.8·VDD, VIL ≤ 0.8 V." } ], "provenance": {@@ -139,5 +139,8 @@ "docs/tm7780-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }