BQ2054 Datasheet, PDF (15/16 Pages) Texas Instruments – Lithium Ion Fast-Charge IC

bq2054
Data Sheet Revision History
Change No. Page No.
Description
Nature of Change
1
5, 7, 8, 10 Value Change
Changed VSNS and IMAX
2
5, 10 Value Change
Changed VREF
3
10 Coefficient Addition
Temperature coefficient added
4
5
New state diagram
Diagram inserted
4
1, 2, 8, 12 NC pin replaced with ICTL
4
3, 5, 13
Termination hold-off period added
IMIN detect filtering added
5
11
VHCO Rating changed to 2.3V
VHCO Tolerance changed to 1%
Changed values for VHCO
6
13 tQT in Timing Specifications
tQT changed from (0.16 ∗ tMTO) to tMTO
7
5
ITERM in Table 2
Z changes to Float
7
8
Figure 6
RB1 and RB2 changed to RT1 and RT2
8
10
TOPR
Deleted industrial temperature range.
Notes:
Change 3 = April 1996 C changes from Dec. 1995 B.
Change 4 = Sept. 1996 D changes from April 1996 C.
Change 5 = Nov. 1996 E changes from Sept. 1996 D.
Change 6 = Oct. 1997 F changes from Nov. 1996 E.
Change 7 = Oct. 1997 G changes from Oct. 1997 F.
Change 8 = June 1999 H changes from Oct. 1997 G.
Ordering Information
bq2054
Package Option:
PN = 16-pin plastic DIP
SN = 16-pin narrow SOIC
Device:
bq2054 Li-Ion Fast-Charge IC
15