component
BQ21040DBVR
Public Made by Adomby adom
Texas Instruments Battery Management, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+8−5@@ -32,13 +32,13 @@ "number": "1", "name": "TS", "type": "input",- "description": "Temperature sense terminal connected to a 10-k\u03a9 (at 25\u00b0C) NTC thermistor in the battery pack. Floating or pulling this pin High places the part in TTDM (Charger) mode, disabling TS monitoring, timers, and termination. Pulling it Low disables the IC. If NTC sensing is not used, connect this pin to VSS through an external 10-k\u03a9 resistor; a 237-k\u03a9 resistor to TS will prevent entering TTDM when the battery has no thermistor."+ "description": "Temperature sense terminal connected to a 10-kΩ (at 25°C) NTC thermistor in the battery pack. Floating or pulling this pin High places the part in TTDM (Charger) mode, disabling TS monitoring, timers, and termination. Pulling it Low disables the IC. If NTC sensing is not used, connect this pin to VSS through an external 10-kΩ resistor; a 237-kΩ resistor to TS will prevent entering TTDM when the battery has no thermistor." }, { "number": "2", "name": "OUT", "type": "power_out",- "description": "Battery connection; the system load may also be connected here. Expected range of bypass capacitors is 1 \u00b5F to 10 \u00b5F. Sources charge current up to 800 mA and regulates to VOUT(REG) = 4.2 V."+ "description": "Battery connection; the system load may also be connected here. Expected range of bypass capacitors is 1 µF to 10 µF. Sources charge current up to 800 mA and regulates to VOUT(REG) = 4.2 V." }, { "number": "3",@@ -50,7 +50,7 @@ "number": "4", "name": "ISET", "type": "input",- "description": "Fast-charge current programming input. External resistor from ISET to VSS defines the fast-charge current (IOUT = KISET/RISET, KISET \u2248 540 A\u00b7\u03a9). Programmable resistor range 0.675 k\u03a9 to 10.8 k\u03a9 gives 50 mA to 800 mA."+ "description": "Fast-charge current programming input. External resistor from ISET to VSS defines the fast-charge current (IOUT = KISET/RISET, KISET ≈ 540 A·Ω). Programmable resistor range 0.675 kΩ to 10.8 kΩ gives 50 mA to 800 mA." }, { "number": "5",@@ -62,7 +62,7 @@ "number": "6", "name": "VIN", "type": "power_in",- "description": "Input power connection to external DC supply (AC adapter or USB port). Operating range 4.45 V to 6.45 V (recommended), absolute max 30 V with 6.6-V input overvoltage protection. Expected range of bypass capacitors 1 \u00b5F to 10 \u00b5F, connected from IN to VSS."+ "description": "Input power connection to external DC supply (AC adapter or USB port). Operating range 4.45 V to 6.45 V (recommended), absolute max 30 V with 6.6-V input overvoltage protection. Expected range of bypass capacitors 1 µF to 10 µF, connected from IN to VSS." } ], "provenance": {@@ -126,5 +126,8 @@ "docs/bq21040dbvr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }