component
CN3142
Public Made by Adomby adom
ShangHai Consonance Elec Battery Management, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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page.json+9−6@@ -38,7 +38,7 @@ "number": "1", "name": "CHRG", "type": "tri_state",- "description": "Open-drain charge-status indicator output; outputs 2 Hz pulse during charging, continuous low level at end of charge, and high-impedance during sleep mode or battery over-temperature/over-cold; sink current ICHRG = 10 mA (typ) at VCHRG = 0.3 V (charge-complete state), leakage 1 \u00b5A max at VCHRG = 6 V in sleep mode."+ "description": "Open-drain charge-status indicator output; outputs 2 Hz pulse during charging, continuous low level at end of charge, and high-impedance during sleep mode or battery over-temperature/over-cold; sink current ICHRG = 10 mA (typ) at VCHRG = 0.3 V (charge-complete state), leakage 1 µA max at VCHRG = 6 V in sleep mode." }, { "number": "2",@@ -50,25 +50,25 @@ "number": "3", "name": "BAT", "type": "power_out",- "description": "Battery positive terminal; delivers trickle, constant-current (up to 400 mA), and constant-voltage (4.2 V \u00b11%) charge current to the battery; battery leakage current < 3 \u00b5A in sleep mode or when VIN is below the UVLO threshold (2.65 V typ)."+ "description": "Battery positive terminal; delivers trickle, constant-current (up to 400 mA), and constant-voltage (4.2 V ±1%) charge current to the battery; battery leakage current < 3 µA in sleep mode or when VIN is below the UVLO threshold (2.65 V typ)." }, { "number": "4", "name": "VIN", "type": "power_in",- "description": "Supply voltage input, 4.5 V to 6.0 V; powers all internal circuits; CN3142 enters low-power sleep mode when VIN \u2212 VBAT < 10 mV and exits sleep when VIN \u2212 VBAT rises above 60 mV; quiescent current 280-500 \u00b5A (BAT open)."+ "description": "Supply voltage input, 4.5 V to 6.0 V; powers all internal circuits; CN3142 enters low-power sleep mode when VIN − VBAT < 10 mV and exits sleep when VIN − VBAT rises above 60 mV; quiescent current 280-500 µA (BAT open)." }, { "number": "5", "name": "TEMP", "type": "input",- "description": "Battery temperature monitor input; pin sources 30 \u00b5A (typ) through an external 10 k\u03a9 NTC resistor to GND; charging suspends when VTEMP < 100 mV (over-hot) or > 850 mV (over-cold); charge current reduced to 50 % ICC when 100-135 mV (warm) or 25 % ICC when 550-850 mV (cool); connect fixed 10 k\u03a9 to GND if temperature monitoring is not used."+ "description": "Battery temperature monitor input; pin sources 30 µA (typ) through an external 10 kΩ NTC resistor to GND; charging suspends when VTEMP < 100 mV (over-hot) or > 850 mV (over-cold); charge current reduced to 50 % ICC when 100-135 mV (warm) or 25 % ICC when 550-850 mV (cool); connect fixed 10 kΩ to GND if temperature monitoring is not used." }, { "number": "6", "name": "ISET", "type": "passive",- "description": "Constant-current set and charge-current monitor; connect resistor RISET from this pin to GND; ICH = 502 V / RISET (A, \u03a9); pin voltage regulated to 0.4 V (typ) in trickle mode and 1.205 V (typ) in CC mode, allowing current monitoring via ICH = (VISET \u00d7 417) / RISET; over-current protection shuts down the device if charge current exceeds 0.47 A (typ) for more than 2 ms (typ)."+ "description": "Constant-current set and charge-current monitor; connect resistor RISET from this pin to GND; ICH = 502 V / RISET (A, Ω); pin voltage regulated to 0.4 V (typ) in trickle mode and 1.205 V (typ) in CC mode, allowing current monitoring via ICH = (VISET × 417) / RISET; over-current protection shuts down the device if charge current exceeds 0.47 A (typ) for more than 2 ms (typ)." } ], "provenance": {@@ -149,5 +149,8 @@ "docs/cn3142-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }