component
FM4057S52
Public Made by Adomby adom
Shenzhen Fuman Battery Management, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+7−4@@ -44,19 +44,19 @@ "number": "3", "name": "BAT", "type": "power_out",- "description": "Battery connection and charger output. Sources the constant-current / constant-voltage charge current to the single-cell Li-ion pack. Regulated to 4.2V (S52), with battery-OVP at ~104% of VBAT_FULL and recharge threshold ~4.05V. Bypass with a 10\u00b5F ceramic capacitor to GND."+ "description": "Battery connection and charger output. Sources the constant-current / constant-voltage charge current to the single-cell Li-ion pack. Regulated to 4.2V (S52), with battery-OVP at ~104% of VBAT_FULL and recharge threshold ~4.05V. Bypass with a 10µF ceramic capacitor to GND." }, { "number": "4", "name": "VIN", "type": "power_in",- "description": "Charger power input. Recommended 4.2-6.5V operating range, absolute-max 32V (the part's headline 32V input tolerance). VIN UVLO rising ~4.6V / falling ~4.2V; VIN OVP ~6.5V. A 1\u00b5F ceramic bypass to GND is recommended (may be omitted per app circuit)."+ "description": "Charger power input. Recommended 4.2-6.5V operating range, absolute-max 32V (the part's headline 32V input tolerance). VIN UVLO rising ~4.6V / falling ~4.2V; VIN OVP ~6.5V. A 1µF ceramic bypass to GND is recommended (may be omitted per app circuit)." }, { "number": "5", "name": "ISET", "type": "input",- "description": "Charge-current programming pin. A resistor from ISET to GND sets the constant-current charge level: RISET \u2248 3k\u03a9 \u2192 1.0A, 5k\u03a9 \u2192 0.6A, 6k\u03a9 \u2192 0.5A. Precharge current is ~60mA and termination current is ~60mA at RISET=5k\u03a9."+ "description": "Charge-current programming pin. A resistor from ISET to GND sets the constant-current charge level: RISET ≈ 3kΩ → 1.0A, 5kΩ → 0.6A, 6kΩ → 0.5A. Precharge current is ~60mA and termination current is ~60mA at RISET=5kΩ." } ], "provenance": {@@ -120,5 +120,8 @@ "docs/fm4057s52-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }