component
STWD100YNPWY3F
Public Made by Adomby adom
STMicroelectronics Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Active-low watchdog output, asserted when WDI is not toggled within tWD; configurable as open drain (needs an external pull-up to up to 6 V) or push-pull."
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"description": "Ground reference pin."
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"number": "3",
"name": "EN",
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"description": "Chip enable input with an internal pull-down (32 kΩ to 100 kΩ); the device is enabled when left floating, and pulses of at least 1 µs are detected while glitches under 100 ns are ignored."
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"number": "4",
"name": "WDI",
"type": "input",
"description": "Watchdog input that must be toggled within the watchdog timeout period tWD; pulses of at least 1 µs are detected and glitches shorter than 100 ns are ignored."
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"Package": "SOT-23-5",
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{
"name": "Open drain output leakage current",
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"min": -1,
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"name": "Input leakage current (WDI)",
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"name": "Input high voltage (WDI, EN)",
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"min": 0.7,
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{
"name": "Input low voltage (WDI, EN)",
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"name": "Output low voltage (WDO)",
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"name": "Output low voltage (WDO)",
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"name": "Output high voltage (WDO), push-pull only",
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{
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"min": 32,
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"conditions": "Glitches shorter than this are ignored",
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"name": "EN input pulse width",
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"conditions": "Pulses of at least this duration are detected",
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{
"name": "Timer startup voltage",
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"min": 1.9,
"typ": 2.2,
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{
"name": "Watchdog timeout period (STWD100xP)",
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"name": "WDI glitch rejection",
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{
"name": "Storage temperature (VCC off)",
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"kind": "absolute_maximum",
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{
"name": "Lead solder temperature for 10 seconds",
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"min": null,
"typ": null,
"max": 260,
"conditions": "Reflow peak 260 °C; total budget not to exceed 245 °C for more than 30 s",
"source_page": 11,
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{
"name": "Input or output voltage",
"symbol": "VIO",
"kind": "absolute_maximum",
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"min": -0.3,
"typ": null,
"max": null,
"conditions": "Referenced to VCC + 0.3 V",
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"name": "Supply voltage",
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"name": "Power dissipation",
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"name": "Ambient operating temperature",
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