 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
BQ51221 Datasheet(PDF) 8 Page - Texas Instruments |
|
|
|||||||||||||||||||||||||||||
BQ51221 Datasheet(HTML) 8 Page - Texas Instruments |
|
|
8 / 50 page  over operating free-air temperature range, –40°C to 125°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ILOAD = 300 mA, 0°C ≤ TJ ≤ 85°C 2 3 mA IOUT Quiescent current at the output when wireless power is disabled (Standby) VOUT = 5 V, 0°C ≤ TJ ≤ 85°C 20 35 µA ILIM SHORT CIRCUIT RILIM-SHORT Highest value of ILIM resistance to ground (RILIM) considered a fault (short). Monitored for IOUT > 100 mA RILIM: 200 Ω → 50 Ω. IOUT latches off, cycle power to reset 120 Ω tDGL-Short Deglitch time transition from ILIM short to IOUT disable 1 ms IILIM_SHORT,OK ILIM-SHORT,OK enables the ILIM short comparator when IOUT is greater than this value ILOAD: 0 mA → 200 mA 116 145 165 mA IILIM_SHORT,OK HYST Hysteresis for ILIM-SHORT,OK comparator ILOAD: 0 mA → 200 mA 30 mA IOUT Maximum output current limit, CL Maximum ILOAD that will be delivered for 1 ms when ILIM is shorted 2.45 A OUTPUT VOUT-REG Regulated output voltage ILOAD = 1000 mA 4.95 5.00 5.04 V ILOAD = 10 mA 4.96 5.01 5.06 KILIM Current programming factor for hardware protection RILIM = KILIM / IILIM, where IILIM is the hardware current limit. IOUT = 1 A 303 314 321 AΩ KIMAX Current programming factor for the nominal operating current IIMAX = KIMAX / RILIM where IMAX is the maximum normal operating current. IOUT = 1 A 262 AΩ IOUT Current limit programming range 1500 mA ICOMM Current limit during WPC communication IOUT > 300 mA IOUT + 50 mA IOUT < 300 mA 330 381 426 mA tHOLD Hold off time for the communication current limit during start-up 1 s TS / CTRL FUNCTIONALITY VTS-Bias Internal TS Bias Voltage (VTS is the voltage at the TS/CTRL pin, VTS-Bias is thet internal bias voltage) ITS-Bias < 100 µA (periodically driven see tTS/CTRL) 2 2.2 2.4 V VCOLD Rising threshold VTS-Bias: 50% → 60% 56.5 58.7 60.8 %VTS-Bias VCOLD-Hyst Falling hysteresis VTS-Bias: 60% → 50% 2 %VTS-Bias VHOT Falling threshold VTS-Bias: 20% → 15% 18.5 19.6 20.7 %VTS-Bias VHOT-Hyst Rising hysteresis VTS-Bias: 15% → 20% 3 %VTS-Bias VCTRL-High Voltage on CTRL pin for a high 0.2 5 V VCTRL-Low Voltage on CTRL pin for a low 0 0.05 mV tTS/CTRL-Meas Time period of TS/CTRL measurements (when VTS-Bias is being driven internally) Synchronous to the communication period 24 ms tTS-Deglitch Deglitch time for all TS comparators 10 ms RTS Pullup resistor for the NTC network. Pulled up to VTB-Bias 18 20 22 kΩ THERMAL PROTECTION TJ-SD Thermal shutdown temperature 155 °C TJ-Hys Thermal shutdown hysteresis 20 °C OUTPUT LOGIC LEVELS ON CHG BQ51013B SLUSB62D – MARCH 2013 – REVISED SEPTEMBER 2020 www.ti.com 8 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated Product Folder Links: BQ51013B |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
