component
MAX6639FATE+
Public Made by Adomby adom
Maxim Integrated Pre-ordered Chips, TQFN-16(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Open-drain output to the gate or base of the power transistor driving fan 2, which requires a pullup resistor that may go to up to 13.5V regardless of VCC."
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"number": "2",
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"description": "Tachometer input from fan 2, which requires a pullup resistor that may go to up to 13.5V regardless of VCC."
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{
"number": "3",
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"description": "Power-supply input, 3.3V nominal within a 3.0V to 3.6V operating range, to be bypassed to GND with a 0.1µF capacitor."
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{
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{
"number": "14",
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"type": "bidirectional",
"description": "SMBus serial-data input/output, open drain, that can be pulled up to 5.5V regardless of VCC and is open circuit when VCC = 0."
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{
"number": "15",
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"type": "output",
"description": "Open-drain output to the gate or base of the power transistor driving fan 1, which requires a pullup resistor that may go to up to 13.5V regardless of VCC."
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{
"number": "16",
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"description": "Tachometer input from fan 1, which requires a pullup resistor that may go to up to 13.5V regardless of VCC."
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{
"number": "17",
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