BQ3055 Datasheet, PDF (6/23 Pages) Texas Instruments – 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager

bq3055
SLUSA91A – OCTOBER 2010 – REVISED JANUARY 2012
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RECOMMENDED OPERATING CONDITIONS (continued)
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where T_A= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
MIN
TYP
MAX
UNIT
V_IN
Input voltage VC1, BAT
range
VC2
V_VC2
V_VC3
VC3
V_VC4
VC4
V_SRP
VCn – VC(n+1), (n=1, 2, 3, 4)
0
V_VC2 + 5.0
V
V_VC3 + 5.0
V_VC4 + 5.0
V_SRP + 5.0
5.0
PACK
25
SRP to SRN
–0.2
0.2
V
C_REG33
External 3.3V
REG capacitor
1
µF
C_REG25
External 2.5V
REG capacitor
1
µF
T_OPR
Operating
temperature
–40
85
°C
ELECTRICAL CHARACTERISTICS: Supply Current
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where T_A= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I_CC
Normal
Sleep
CHG on, DSG on, no Flash write
410
µA
CHG on, DSG on, no SBS
communication
160
µA
CHG off, DSG off, no SBS
communication
80
µA
Shutdown
1
µA
ELECTRICAL CHARACTERISTICS: Power On Reset (POR)
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where T_A= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V_IT–
V_HYS
Negative-going voltage input
POR Hysteresis
At REG25
At REG25
1.9
2.0
2.1
V
65
125
165
mV
ELECTRICAL CHARACTERISTICS: WAKE FROM SLEEP
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where T_A= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V_WAKE
V_WAKE Threshold
V_{WAKE_TCO}
Temperature drift of VWAKE
accuracy
V_WAKE = 1.2 mV
V_WAKE = 2.4 mV
V_WAKE = 5 mV
V_WAKE = 10 mV
0.2
1.2
2.0
mV
0.4
2.4
3.6
2.0
5.0
6.8
5.3
10
13
0.5
%/°C
t_WAKE
Time from application of current and
wake of bq3055
0.2
1
ms
6
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