 |
Moteur de recherche de fiches techniques de composants électroniques |
|
|
Moteur de recherche de fiches techniques de composants électroniques |
|
TPS658621AZGUR Fiches technique(PDF) 11 Page - Texas Instruments |
|
||||||||||||||||||||||||||||||
TPS658621AZGUR Fiches technique(HTML) 11 Page - Texas Instruments |
|
|
11 / 107 page  TPS658621A www.ti.com SLVSA58 – DECEMBER 2009 ELECTRICAL CHARACTERISTICS (continued) over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT BATTERY VOLTAGE THRESHOLDS AND CHARGER TIMING TCHGDLY Charger turn-off delay Time delay to turn off charger or set suspend mode 25 ms Selectable via I 2C, 2.9V or Fast charge at V(BAT) > VLOWBAT V Precharge to fast-charge transition , selectable via 2.5V VLOWBAT I 2C Total accuracy, relative to selected value –3% 3.25% TDGL(PRE) Deglitch time for fast charge to precharge transition Decreasing battery voltage 25 ms New charge cycle starts if VRCH Recharge threshold voltage 25 100 170 mV V(BAT) < VO(BATREG) – VRCH, after termination was detected TDGL(RCH) Deglitch time for battery recharge detection 65 ms PACK INSERTION AND PACK TEMPERATURE FAULT DETECTION , V(VTSBIAS)>2V KTHOT Pack hot temperature detection constant Pack hot temp detected and charge suspended at V(TS) < V(2V2) × KTHOT 0.189 0.203 0.222 KTCOLD Pack cold temperature detection constant Pack cold temp detected and charge suspended at V(TS) > V(2V2) × KTCOLD 0.610 0.625 0.641 KNOPACK Pack not detected threshold V(TS) > V(2V2) × KNOPACK 0.935 0.95 0.965 TDGLTEMP Pack temperature fault/no fault detection deglitch 15 ms TDGL(DT) Pack insertion detection deglitch 10 ms TDLY(NDT) Pack removal detection delay 100 μs RDSTSBIAS Integrated switch resistance Measured from VTSBIAS to V2V2 210 Ω ITS(DET) TS pin bias current VTSBIAS to V2V2 switch open –1 μA CHARGER INTEGRATED MOSFET CHARACTERISTICS VBATDOCH Battery Switch dropout voltage, charge VBATDODCH = V(VIN_CHG) – V(BAT) , V(BAT) :3V, I(BAT) = –1A 100 200 mV ON at battery not detected and discharge switch enabled via I 2C IDCH(BAT) BAT pin discharge current 5 10 mA (BATDCH=HI), V(BAT) > 1 V CHARGER PROTECTION AND RECOVERY FUNCTIONS BATCHG switch set to OFF if VSH(VIN_CHG) VIN_CHG Short Circuit detection threshold 1.0 1.2 1.4 V V(VIN_CHG) < VSH(VIN_CHG) VSH(BAT) BAT Short Circuit detection threshold BATCHG switch set to OFF if V(BAT) < VSH(BAT) 1.6 1.8 2.0 V RSH(BAT) BAT short circuit recovery pull-up resistor V(BAT) < VSH(BAT), Internal resistor connected between VIN_CHG and BAT2 1 k Ω Safety timer value, thermal and DPPM loops not active or DTC function Selectable via I 2C: 4, 5,6,8 hours disabled hours TCHG Charge safety timer Total accuracy –15% 15% TPCH=LO 25 30 35 Pre charge timer range, thermal and DPPM TPRECHG Precharge timer min loops not active or DTC function disabled TPCH=HI 50 60 70 Internal resistor connected from VIN_CHG to BAT when timer fault is RTMR(FLT) Timer fault recovery pull-up resistor 1 k Ω detected TSTRCHG Charger thermal loop threshold Charge current reduced for TJ > TSTRCHG 125 °C Copyright © 2009, Texas Instruments Incorporated ELECTRICAL SPECIFICATIONS 11 Submit Documentation Feedback Product Folder Link(s): TPS658621A |
Numéro de pièce similaire - TPS658621AZGUR |
|
Description similaire - TPS658621AZGUR |
|
|
Lien URL |
| Politique de confidentialité |
| ALLDATASHEET.FR |
| ALLDATASHEET vous a-t-il été utile ? [ DONATE ] |
À propos de Alldatasheet | Publicité | Contactez-nous | Politique de confidentialité | Echange de liens | Fabricants 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 |
French ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
