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BQ2054 Datasheet(PDF) 12 Page - Texas Instruments

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Part No. BQ2054
Description  Lithium Ion Fast-Charge IC
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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BQ2054 Datasheet(HTML) 12 Page - Texas Instruments

 
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12
Recommended DC Operating Conditions (TA = TOPR)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Notes
VCC
Supply voltage
4.5
5.0
5.5
V
VTEMP
Temperature sense voltage
0
-
VCC
VVTS - VSNS
VCELL
Per cell battery voltage input
0
-
VCC
VVBAT - VSNS
ICC
Supply current
-
2
4
mA
Outputs unloaded
IIZ
DSEL tri-state open detection
-2
-
2
µA
Note 2
ITERM tri-state open detection
-2
2
µA
VIH
Logic input high
VCC-0.3
-
-
V
DSEL, ITERM
VIL
Logic input low
-
-
VSS+0.3
V
DSEL, ITERM
VOH
LED1-3, ICTL, output high
VCC-0.8
-
-
V
IOH
≤ 10mA
MOD output high
VCC-0.8
-
-
V
IOH
≤ 10mA
VOL
LED1-3, ICTL, output low
-
-
VSS+0.8V
V
IOL
≤ 10mA
MOD output low
-
-
VSS+0.8V
V
IOL
≤ 10mA
LCOM output low
-
-
VSS+0.5
V
IOL ≤ 30mA
IOH
LED1-3, ICTL, source
-10
-
-
mA
VOH =VCC-0.5V
MOD source
-5.0
-
-
mA
VOH =VCC-0.5V
IOL
LED1-3, ICTL, sink
10
-
-
mA
VOL = VSS+0.5V
MOD sink
5
-
-
mA
VOL = VSS+0.8V
LCOM sink
30
-
-
mA
VOL = VSS+0.5V
IIL
DSEL logic input low source
-
-
+30
µA
V = VSS to VSS+ 0.3V, Note 2
ITERM logic input low source
-
-
+70
µA
V = VSS to VSS+ 0.3V
IIH
DSEL logic input high source
-30
-
-
µA
V = VCC - 0.3V to VCC
ITERM logic input high source
-70
-
-
µA
V = VCC - 0.3V to VCC
Notes:
1.
All voltages relative to VSS except where noted.
2.
Conditions during initialization after VCC applied.
bq2054


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