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BQ30Z554DBT-R1 Scheda tecnica(PDF) 12 Page - Texas Instruments

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Il numero della parte BQ30Z554DBT-R1
Spiegazioni elettronici  2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager
PDF  29 Pages
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
Logo TI1 - Texas Instruments

BQ30Z554DBT-R1 Scheda tecnica(HTML) 12 Page - Texas Instruments

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bq30z554-R1
SLUSBD4 – OCTOBER 2013
www.ti.com
ELECTRICAL CHARACTERISTICS: PTC Thermistor Support
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =
3.8 V to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VPTC = 0 to 2 V,
RPTC
PTC
TA = –40 °C to 110 °C
1.3
2
2.7
M
Ω
VPTC = 0 to 2 V
IO(PTC)
PTC
TA = –40 °C to 110 °C
–450
–370
–230
nA
tPTC
PTC Blanking Delay
TA = –40 °C to 110 °C
60
80
110
ms
ELECTRICAL CHARACTERISTICS: COULOMB COUNTER
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =
3.8 V to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input voltage range
SRP – SRN
–0.20
0.25
V
Conversion time
Single conversion
250
ms
Resolution (no missing codes)
16
bits
Effective resolution
Single conversion, signed
15
bits
VIN
Offset error
Post Calibrated
10
µV
Offset error drift
0.3
0.5
µV/°C
Full-scale error
–0.8%
0.2%
0.8%
Full-scale error drift
150
PPM/°C
Effective input resistance
2.5
M
Ω
ELECTRICAL CHARACTERISTICS: VC1, VC2, VC3, VC4
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =
3.8 V to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VC4 – VC3, VC3 – VC2, VC2 –
Input voltage range
–0.20
8
V
VC1, VC1 – VSS
Conversion time
Single conversion
32
ms
VIN
Resolution (no missing codes)
16
bits
Effective resolution
Single conversion, signed
15
bits
RDS(ON) for internal FET at VDS >
VDS = VC4 – VC3, VC3 – VC2,
200
310
430
Ω
2 V
VC2 – VC1, VC1 – VSS
R(BAL)
RDS(ON) for internal FET at VDS >
VDS = VC4 – VC3, VC3 – VC2,
60
125
230
Ω
4 V
VC2 – VC1, VC1 – VSS
ELECTRICAL CHARACTERISTICS: TS1, TS2
Typical values stated where TA = 25°C and VCC = 14.4 V, Min/Max values stated where TA = –40°C to 85°C and VCC =
3.8 V to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
R
Internal Pull Up Resistor
16.5
17.5
19.0
K
Ω
Internal Pull Up Resistor Drift from
RDRIFT
200
PPM/°C
25 °C
RPAD
Internal Pin Pad resistance
84
Ω
12
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