component
MCP73831T-2ACI
Public Made by Adomby adom
Microchip Tech Battery Management, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+8−5@@ -32,7 +32,7 @@ "number": "1", "name": "STAT", "type": "output",- "description": "Charge status output. On the MCP73831 this is a tri-state output (High, Low, High-Z) capable of sinking up to 25 mA (VOL \u2248 0.4 V at ISINK = 4 mA) and sourcing up to 35 mA (VOH \u2265 VDD \u2212 1 V at ISOURCE = 4 mA). Typically used to drive one or two status LEDs or interface to a host MCU."+ "description": "Charge status output. On the MCP73831 this is a tri-state output (High, Low, High-Z) capable of sinking up to 25 mA (VOL ≈ 0.4 V at ISINK = 4 mA) and sourcing up to 35 mA (VOH ≥ VDD − 1 V at ISOURCE = 4 mA). Typically used to drive one or two status LEDs or interface to a host MCU." }, { "number": "2",@@ -44,19 +44,19 @@ "number": "3", "name": "VBAT", "type": "power_out",- "description": "Battery charge control output. Drain of the internal P-channel pass MOSFET; delivers the constant charge current and regulated float voltage (factory-set to 4.20 V, 4.35 V, 4.40 V or 4.50 V \u00b10.75%) to the positive terminal of the single-cell Li-Ion / Li-Polymer pack. A \u22654.7 \u00b5F bypass capacitor to VSS is recommended for loop stability."+ "description": "Battery charge control output. Drain of the internal P-channel pass MOSFET; delivers the constant charge current and regulated float voltage (factory-set to 4.20 V, 4.35 V, 4.40 V or 4.50 V ±0.75%) to the positive terminal of the single-cell Li-Ion / Li-Polymer pack. A ≥4.7 µF bypass capacitor to VSS is recommended for loop stability." }, { "number": "4", "name": "VDD", "type": "power_in",- "description": "Battery management input supply. Accepts 3.75 V to 6 V (7 V absolute max). Below the UVLO stop threshold (VSTOP \u2248 3.38 V) the device enters power-down to prevent battery drain. A 4.7 \u00b5F bypass capacitor to VSS is recommended."+ "description": "Battery management input supply. Accepts 3.75 V to 6 V (7 V absolute max). Below the UVLO stop threshold (VSTOP ≈ 3.38 V) the device enters power-down to prevent battery drain. A 4.7 µF bypass capacitor to VSS is recommended." }, { "number": "5", "name": "PROG", "type": "input",- "description": "Current regulation set / device enable input. A resistor RPROG from PROG to VSS sets the fast-charge current per IREG = 1000 V / RPROG (RPROG = 2 k\u03a9 to 67 k\u03a9 \u2192 15 mA to 500 mA). Allowing PROG to float, or forcing it to a logic high, disables the device and terminates the charge cycle (shutdown current ~25 \u00b5A typ)."+ "description": "Current regulation set / device enable input. A resistor RPROG from PROG to VSS sets the fast-charge current per IREG = 1000 V / RPROG (RPROG = 2 kΩ to 67 kΩ → 15 mA to 500 mA). Allowing PROG to float, or forcing it to a logic high, disables the device and terminates the charge cycle (shutdown current ~25 µA typ)." } ], "provenance": {@@ -130,5 +130,8 @@ "docs/mcp73831t-2aci-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }