Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.NET

X  

bq24055 Datasheet(PDF) 4 Page - Texas Instruments

Part # bq24055
Description  800mA Single Cell Li-Ion Battery Charger With Automatic Adaptor/USB Detection
Download  37 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

bq24055 Datasheet(HTML) 4 Page - Texas Instruments

  bq24055 Datasheet HTML 1Page - Texas Instruments bq24055 Datasheet HTML 2Page - Texas Instruments bq24055 Datasheet HTML 3Page - Texas Instruments bq24055 Datasheet HTML 4Page - Texas Instruments bq24055 Datasheet HTML 5Page - Texas Instruments bq24055 Datasheet HTML 6Page - Texas Instruments bq24055 Datasheet HTML 7Page - Texas Instruments bq24055 Datasheet HTML 8Page - Texas Instruments bq24055 Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 4 / 37 page
background image
bq24050
bq24052
bq24055
SLUS940A – SEPTEMBER 2009 – REVISED SEPTEMBER 2009.................................................................................................................................... www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Over junction temperature range 0°C
≤ TJ ≤ 125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
QUIESCENT CURRENT
IOUT(PDWN)
Battery current into OUT pin
VIN = 0V
1
μA
IOUT(DONE)
OUT pin current, charging terminated
VIN = 6V, VOUT > VOUT(REG)
6
IIN(STDBY)
Standby current into IN pin
TS = LO, VIN ≤ 6V
125
μA
TS = open, VIN = 6V, TTDM – no load on OUT pin,
ICC
Active supply current, IN pin
0.8
1
mA
VOUT > VOUT(REG), IC enabled
BATTERY CHARGER FAST-CHARGE
VOUT(REG)
Battery regulation voltage
VIN =5.5V, IOUT =25mA, VTS-45°C≤ VTS ≤ VTS-0°C
4.16
4.20
4.23
V
VO_HT(REG)
Battery hot regulation Voltage
VIN =5.5V, IOUT =25mA, VTS-60°C≤ VTS ≤ VTS-45°C
4.02
4.06
4.1
V
Programmed Output “fast charge”
VOUT(REG) > VOUT > VLOWV, VIN = 5V, ISET2=Lo,
IOUT(RANGE)
10
800
mA
current range
RISET = 675 to 10.8kΩ
Adjust VIN down until IOUT = 0.5A, VOUT = 4.15V,
VDO(IN-OUT)
Drop-Out, VIN – VOUT
RISET = 675 , ISET2=Lo (Adaptor Mode); Tj ≤
325
500
mV
100°C
IOUT
Output “fast charge” formula
VOUT(REG) > VOUT > VLOWV, VIN = 5V, ISET2=Lo
KISET/RISET
A
RISET = KISET /IOUT 50 < IOUT < 800 mA
510
540
570
KISET
Fast charge current factor
RISET = KISET /IOUT 25 < IOUT < 50 mA
480
527
600
A
RISET = KISET /IOUT 10 < IOUT < 25 mA
350
520
680
PRECHARGE – SET BY PRETERM PIN
Pre-charge to fast-charge transition
VLOWV
2.4
2.5
2.6
V
threshold
Deglitch time on pre-charge to
tDGL1(LOWV)
70
μs
fast-charge transition
Deglitch time on fast-charge to
tDGL2(LOWV)
32
ms
pre-charge transition
IPRE-TERM
Refer to the Termination Section
Pre-Charge Current Level, Default
VOUT < VLOWV; RPRE-TERM = High Z (≥13kΩ); RISET
18
20
22
%IOUT-CC
Setting
= 1k
%PRECHG
Pre-charge current formula
RPRE-TERM = KPRE-CHG (Ω/%) × %PRE-CHG (%)
RPRE-TERM/KPRE-CHG
VOUT < VLOWV, VIN = 5V, RPRE-TERM = 2k to 10kΩ;
RISET = 1080Ω , RPRE-TERM = KPRE-CHG ×
90
100
110
Ω/%
%IFAST-CHG, where %IFAST-CHG is 20 to 100%
KPRE-CHG
% Pre-charge Factor
VOUT < VLOWV, VIN = 5V, RPRE-TERM = 1k to 2kΩ;
RISET = 1080Ω, RPRE-TERM = KPRE-CHG ×
84
100
117
Ω/%
%IFAST-CHG, where %IFAST-CHG is 10% to 20%
TERMINATION – SET BY PRE-TERM PIN
Termination Current Threshold,
VOUT > VRCH; RPRE-TERM = High Z (≥13kΩ); RISET =
9
10
11
%IOUT-CC
Default Setting
1k
%TERM
Termination Current Threshold
RPRE-TERM = KTERM (Ω/%) × %TERM (%)
RPRE-TERM/ KTERM
Formula
VOUT > VRCH, VIN = 5V, RPRE-TERM = 2k to 10kΩ ;
RISET = 750Ω; KTERM × %IFAST-CHG, where
182
200
216
%IFAST-CHG is 10 to 50%
KTERM
% Term Factor
Ω/%
VOUT > VRCH, VIN = 5V, RPRE-TERM = 1k to 2kΩ ;
RISET = 750Ω; KTERM × %IFAST-CHG, where
174
199
224
%IFAST-CHG is 5 to 10%
Current for programming the term.
IPRE-TERM
and pre-chg with resistor. ITerm-Start is
RPRE-TERM = 2k, VOUT = 4.15V
71
75
81
μA
the initial PRE-TERM curent.
%TERM
Termination current formula
RTERM/ KTERM
%
tDGL(TERM)
Deglitch time, termination detected
29
ms
Elevated PRE-TERM current for,
ITerm-Start
tTerm-Start, during start of charge to
80
85
92
μA
prevent recharge of full battery,
Elevated termination threshold initially
tTerm-Start
1.25
min
active for tTerm-Start
4
Submit Documentation Feedback
Copyright © 2009, Texas Instruments Incorporated
Product Folder Link(s): bq24050 bq24052 bq24055


Similar Part No. - bq24055

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
BQ24001 TI-BQ24001 Datasheet
189Kb / 23P
[Old version datasheet]   SINGLE-CELL Li-ION CHARGE MANAGEMENT IC FOR PDAs AND INTERNET APPLIANCES
BQ24001 TI1-BQ24001 Datasheet
881Kb / 31P
[Old version datasheet]   SINGLE-CELL LI-ION CHARGE MANAGEMENT ICFOR PDAS
BQ24001PWP TI-BQ24001PWP Datasheet
189Kb / 23P
[Old version datasheet]   SINGLE-CELL Li-ION CHARGE MANAGEMENT IC FOR PDAs AND INTERNET APPLIANCES
BQ24001PWP TI1-BQ24001PWP Datasheet
881Kb / 31P
[Old version datasheet]   SINGLE-CELL LI-ION CHARGE MANAGEMENT ICFOR PDAS
BQ24001PWPG4 TI1-BQ24001PWPG4 Datasheet
881Kb / 31P
[Old version datasheet]   SINGLE-CELL LI-ION CHARGE MANAGEMENT ICFOR PDAS
More results

Similar Description - bq24055

ManufacturerPart #DatasheetDescription
logo
National Semiconductor ...
LP3947 NSC-LP3947 Datasheet
649Kb / 14P
   USB/AC Adaptor, Single Cell Li-Ion Battery Charger IC
logo
Torex Semiconductor
XC6802-12 TOREX-XC6802-12 Datasheet
465Kb / 21P
   800mA Single Cell Li-ion Battery Linear Charger IC
XC6802 TOREX-XC6802_12 Datasheet
465Kb / 21P
   800mA Single Cell Li-ion Battery Linear Charger IC
XC6802 TOREX-XC6802_15 Datasheet
465Kb / 21P
   800mA Single Cell Li-ion Battery Linear Charger IC
logo
Texas Instruments
LP3947ISD-51 TI1-LP3947ISD-51 Datasheet
836Kb / 20P
[Old version datasheet]   LP3947 USB/AC Adaptor, Single Cell Li-Ion Battery Charger IC
BQ24212 TI1-BQ24212 Datasheet
254Kb / 8P
[Old version datasheet]   800mA, Single-Input, Single Cell Li-Ion Battery Solar Charger
BQ24210 TI1-BQ24210 Datasheet
679Kb / 26P
[Old version datasheet]   800mA, Single-Input, Single Cell Li-Ion Battery Solar Charger
BQ24040 TI-BQ24040 Datasheet
1Mb / 31P
[Old version datasheet]   800mA Single-Input Single Cell Li-Ion Battery Charger With Auto Start
logo
NXP Semiconductors
NE57611 PHILIPS-NE57611 Datasheet
131Kb / 12P
   Single cell Li-ion battery charger
2003 Oct 15
logo
Richtek Technology Corp...
RT9451 RICHTEK-RT9451 Datasheet
420Kb / 37P
   Switch-Mode Single Cell Li-ion Battery Charger with USB OTG
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.NET
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
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