component
CN3722
Public Made by Adomby adom
ShangHai Consonance Elec Battery Management, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+11−8@@ -62,13 +62,13 @@ "number": "6", "name": "TEMP", "type": "input",- "description": "Battery temperature sensing input. Connect an NTC thermistor (typ. 10 k\u03a9) between TEMP and GND. Internal 55 \u00b5A pull-up; charging is suspended when temperature is out of range (Vthh 1.61 V / Vthl 0.175 V)."+ "description": "Battery temperature sensing input. Connect an NTC thermistor (typ. 10 kΩ) between TEMP and GND. Internal 55 µA pull-up; charging is suspended when temperature is out of range (Vthh 1.61 V / Vthl 0.175 V)." }, { "number": "7", "name": "MPPT", "type": "input",- "description": "Solar panel maximum-power-point tracking input. Regulated to 1.04 V at 25 \u00b0C with a \u22120.4 %/\u00b0C temperature coefficient to match a Si solar cell's MPP voltage. Requires an external resistor divider from the panel to sense its terminal voltage."+ "description": "Solar panel maximum-power-point tracking input. Regulated to 1.04 V at 25 °C with a −0.4 %/°C temperature coefficient to match a Si solar cell's MPP voltage. Requires an external resistor divider from the panel to sense its terminal voltage." }, { "number": "8",@@ -80,7 +80,7 @@ "number": "9", "name": "COM2", "type": "passive",- "description": "Loop compensation input 2. Connect a 120 \u03a9 resistor in series with a 220 nF capacitor from this pin to GND."+ "description": "Loop compensation input 2. Connect a 120 Ω resistor in series with a 220 nF capacitor from this pin to GND." }, { "number": "10",@@ -104,25 +104,25 @@ "number": "13", "name": "CSP", "type": "input",- "description": "Positive input of the charge-current sense amplifier. CSP and BAT measure the voltage across the sense resistor R_CS to close the current-regulation loop. In CC mode V(CSP\u2212BAT) = 200 mV typ (\u2192 I_chg = 200 mV / R_CS)."+ "description": "Positive input of the charge-current sense amplifier. CSP and BAT measure the voltage across the sense resistor R_CS to close the current-regulation loop. In CC mode V(CSP−BAT) = 200 mV typ (→ I_chg = 200 mV / R_CS)." }, { "number": "14", "name": "BAT", "type": "input",- "description": "Negative input of the charge-current sense amplifier and battery-terminal connection. Together with CSP measures V(R_CS) and monitors the battery voltage for over-voltage protection (Vov = 1.08\u00b7V_REG typ)."+ "description": "Negative input of the charge-current sense amplifier and battery-terminal connection. Together with CSP measures V(R_CS) and monitors the battery voltage for over-voltage protection (Vov = 1.08·V_REG typ)." }, { "number": "15", "name": "VCC", "type": "power_in",- "description": "Main supply input for the chip and internal circuitry. Operating range 7.5-28 V; UVLO \u2248 6 V. Bypass to GND with a local filter capacitor."+ "description": "Main supply input for the chip and internal circuitry. Operating range 7.5-28 V; UVLO ≈ 6 V. Bypass to GND with a local filter capacitor." }, { "number": "16", "name": "DRV", "type": "output",- "description": "Gate drive output for the external P-channel MOSFET (buck high-side switch). Referenced to VCC: VH (VCC\u2212DRV) = 60 mV @ \u221210 mA, VL = 6.5 V typ; ~40 ns rise/fall into 2 nF; f_osc = 300 kHz, D_max = 94 %."+ "description": "Gate drive output for the external P-channel MOSFET (buck high-side switch). Referenced to VCC: VH (VCC−DRV) = 60 mV @ −10 mA, VL = 6.5 V typ; ~40 ns rise/fall into 2 nF; f_osc = 300 kHz, D_max = 94 %." } ], "provenance": {@@ -186,5 +186,8 @@ "docs/cn3722-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }