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BQ40Z50-R2 Datasheet, PDF (10/51 Pages) Texas Instruments – 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager | |||
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bq40z50-R2
SLUSCS4 â JUNE 2017
www.ti.com
Current Wake Comparator (continued)
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = â40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
tWAKE
Time from
application of
current to wake
interrupt
700 µs
tWAKE(SU)
Wake comparator
startup time
500
1000 µs
7.10 VC1, VC2, VC3, VC4, BAT, PACK
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = â40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP
MAX UNIT
VC1âVSS, VC2âVC1, VC3âVC2, VC4âVC3
0.1980 0.2000
0.2020
K
Scaling factor
BATâVSS, PACKâVSS
0.049 0.050
0.051 â
VREF2
VC1âVSS, VC2âVC1, VC3âVC2, VC4âVC3
VIN
Input voltage range
BATâVSS, PACKâVSS
0.490
â0.2
â0.2
0.500
0.510
5
V
20
ILKG
Input leakage current
VC1, VC2, VC3, VC4, cell balancing off, cell detach
detection off, ADC multiplexer off
1 µA
RCB
Internal cell balance
resistance
RDS(ON) for internal FET switch at 2 V < VDS < 4 V
200 Ω
ICD
Internal cell detach
check current
VCx > VSS + 0.8 V
30
50
70 µA
7.11 SMBD, SMBC
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = â40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
VIH
Input voltage high
SMBC, SMBD, VREG = 1.8 V
VIL
Input voltage low
SMBC, SMBD, VREG = 1.8 V
VOL
Output low voltage
SMBC, SMBD, VREG = 1.8 V, IOL = 1.5 mA
CIN
Input capacitance
ILKG
Input leakage current
RPD
Pulldown resistance
1.3
5
0.7
1.0
V
0.8 V
0.4 V
pF
1 µA
1.3 MΩ
7.12 PRES, BTP_INT, DISP
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = â40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
VIH
High-level input
VIL
Low-level input
VOH
Output voltage high
VBAT > 5.5 V, IOH = â0 µA
VBAT > 5.5 V, IOH = â10 µA
VOL
Output voltage low
IOL = 1.5 mA
CIN
Input capacitance
ILKG
Input leakage current
RO
Output reverse
resistance
Between PRES or BTP_INT or DISP and PBI
1.3
V
0.55 V
3.5
V
1.8
0.4 V
5
pF
1 µA
8
kΩ
10
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