component
BQ24072RGTR
Public Made by Adomby adom
Texas Instruments Battery Management, QFN-16-EP(3x3). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+17−14@@ -32,13 +32,13 @@ "number": "1", "name": "TS", "type": "input",- "description": "External NTC thermistor input. Connect to a 10-k\u03a9 NTC thermistor in the battery pack; monitors pack temperature and pauses charging when out of range. Tie to VSS through a 10-k\u03a9 fixed resistor if unused."+ "description": "External NTC thermistor input. Connect to a 10-kΩ NTC thermistor in the battery pack; monitors pack temperature and pauses charging when out of range. Tie to VSS through a 10-kΩ fixed resistor if unused." }, { "number": "2", "name": "BAT", "type": "power_out",- "description": "Charger power-stage output and battery voltage-sense input. Connect to the positive terminal of the 1-cell Li-Ion battery and bypass to VSS with a 4.7-\u00b5F to 47-\u00b5F ceramic capacitor. Pins 2 and 3 must be tied together."+ "description": "Charger power-stage output and battery voltage-sense input. Connect to the positive terminal of the 1-cell Li-Ion battery and bypass to VSS with a 4.7-µF to 47-µF ceramic capacitor. Pins 2 and 3 must be tied together." }, { "number": "3",@@ -50,25 +50,25 @@ "number": "4", "name": "CE", "type": "input",- "description": "Charge Enable active-low input. Drive low to enable charging; drive high to disable charging (OUT and battery supplement mode remain available). Internally pulled down (~285 k\u03a9); must not be left floating."+ "description": "Charge Enable active-low input. Drive low to enable charging; drive high to disable charging (OUT and battery supplement mode remain available). Internally pulled down (~285 kΩ); must not be left floating." }, { "number": "5", "name": "EN2", "type": "input",- "description": "Input Current Limit configuration input (MSB). Together with EN1 selects USB100 / USB500 / ILIM-resistor / Standby modes (see EN1/EN2 table). Internally pulled down (~285 k\u03a9); do not leave floating."+ "description": "Input Current Limit configuration input (MSB). Together with EN1 selects USB100 / USB500 / ILIM-resistor / Standby modes (see EN1/EN2 table). Internally pulled down (~285 kΩ); do not leave floating." }, { "number": "6", "name": "EN1", "type": "input",- "description": "Input Current Limit configuration input (LSB). Together with EN2 selects USB100 / USB500 / ILIM-resistor / Standby modes. Internally pulled down (~285 k\u03a9); do not leave floating."+ "description": "Input Current Limit configuration input (LSB). Together with EN2 selects USB100 / USB500 / ILIM-resistor / Standby modes. Internally pulled down (~285 kΩ); do not leave floating." }, { "number": "7", "name": "PGOOD", "type": "output",- "description": "Open-drain Power-Good status output. Pulls to VSS when a valid input source is detected on IN; high-impedance otherwise. Pull up to a logic rail through 1 k\u03a9-100 k\u03a9, or drive an indicator LED."+ "description": "Open-drain Power-Good status output. Pulls to VSS when a valid input source is detected on IN; high-impedance otherwise. Pull up to a logic rail through 1 kΩ-100 kΩ, or drive an indicator LED." }, { "number": "8",@@ -80,13 +80,13 @@ "number": "9", "name": "CHG", "type": "output",- "description": "Open-drain charge-status indicator output (active-low, CHG-bar). Pulls to VSS while the battery is charging; high-impedance when charging is complete or disabled. Pull up to logic rail through 1 k\u03a9-100 k\u03a9 or use with an LED."+ "description": "Open-drain charge-status indicator output (active-low, CHG-bar). Pulls to VSS while the battery is charging; high-impedance when charging is complete or disabled. Pull up to logic rail through 1 kΩ-100 kΩ or use with an LED." }, { "number": "10", "name": "OUT", "type": "power_out",- "description": "System supply output from the power-path stage. Regulated when the input is within the valid operating range; otherwise tracks V_BAT. Bypass to VSS with 4.7-\u00b5F to 47-\u00b5F ceramic capacitor. Pins 10 and 11 must be tied together."+ "description": "System supply output from the power-path stage. Regulated when the input is within the valid operating range; otherwise tracks V_BAT. Bypass to VSS with 4.7-µF to 47-µF ceramic capacitor. Pins 10 and 11 must be tied together." }, { "number": "11",@@ -98,31 +98,31 @@ "number": "12", "name": "ILIM", "type": "input",- "description": "Adjustable current-limit programming input. Connect a 1100-\u03a9 to 8-k\u03a9 resistor from ILIM to VSS to set the maximum input current when EN2=1, EN1=0. Leave floating to disable all charging."+ "description": "Adjustable current-limit programming input. Connect a 1100-Ω to 8-kΩ resistor from ILIM to VSS to set the maximum input current when EN2=1, EN1=0. Leave floating to disable all charging." }, { "number": "13", "name": "IN", "type": "power_in",- "description": "Input power connection from an AC adapter or USB port. Operating range 4.35 V to 6.6 V (BQ24072); withstands up to 26 V without damage (operation suspended above OVP). Bypass to VSS with a 1-\u00b5F to 10-\u00b5F ceramic capacitor."+ "description": "Input power connection from an AC adapter or USB port. Operating range 4.35 V to 6.6 V (BQ24072); withstands up to 26 V without damage (operation suspended above OVP). Bypass to VSS with a 1-µF to 10-µF ceramic capacitor." }, { "number": "14", "name": "TMR", "type": "input",- "description": "Safety-timer programming input. Connect an 18-k\u03a9 to 72-k\u03a9 resistor from TMR to VSS to set the pre-charge and fast-charge timers; tie to VSS to disable all safety timers; leave open for default timer values."+ "description": "Safety-timer programming input. Connect an 18-kΩ to 72-kΩ resistor from TMR to VSS to set the pre-charge and fast-charge timers; tie to VSS to disable all safety timers; leave open for default timer values." }, { "number": "15", "name": "TD", "type": "input",- "description": "Termination Disable input. Drive high to disable charge termination; tie to VSS to enable termination. Sampled only at startup and cannot be changed during operation. Internally pulled down (~285 k\u03a9); do not leave floating."+ "description": "Termination Disable input. Drive high to disable charge termination; tie to VSS to enable termination. Sampled only at startup and cannot be changed during operation. Internally pulled down (~285 kΩ); do not leave floating." }, { "number": "16", "name": "ISET", "type": "bidirectional",- "description": "Fast-charge current programming input / monitor. Connect a 590-\u03a9 to 8.9-k\u03a9 resistor from ISET to VSS to set fast-charge current. Voltage at ISET mirrors the actual charge current and can be used to monitor it. Leaving open disables charging."+ "description": "Fast-charge current programming input / monitor. Connect a 590-Ω to 8.9-kΩ resistor from ISET to VSS to set fast-charge current. Voltage at ISET mirrors the actual charge current and can be used to monitor it. Leaving open disables charging." }, { "number": "17",@@ -192,5 +192,8 @@ "docs/bq24072rgtr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }