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BQ3055DBTR Datasheet(PDF) 7 Page - Texas Instruments

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Part # BQ3055DBTR
Description  CEDV Gas Gauge and Battery Pack Manager
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

BQ3055DBTR Datasheet(HTML) 7 Page - Texas Instruments

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SLUSA91C – OCTOBER 2010 – REVISED OCTOBER 2015
6.10 2.5-V Regulator
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VREG25
Regulator output voltage
IREG25 = 10 mA
2.35
2.5
2.55
V
IREG25
Regulator output current
3
mA
Regulator output change with
ΔV(VDDTEMP)
VCC or BAT = 14.4 V, IREG25 = 2 mA
0.25%
temperature
ΔV(VDDLINE)
Line regulation
VCC or BAT = 14.4 V, IREG25 = 2 mA
1
4
mV
ΔV(VDDLOAD)
Load regulation
VCC or BAT = 14.4 V, IREG25 = 2 mA
20
40
mV
VCC or BAT = 14.4 V, VREG25 = 2.3 V
65
I(REG33MAX)
Current limit
mA
VCC or BAT = 14.4 V, VREG25 = 0 V
23
6.11 PRES, SMBD, SMBC
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIH
High-level input
PRES, SMBD, SMBC
2.0
V
VIL
Low-level input
PRES, SMBD, SMBC
0.8
V
VOL
Low-level output voltage
SMBD, SMBC
0.4
V
CIN
Input capacitance
PRES, SMBD, SMBC
5
pF
ILKG
Input leakage current
PRES, SMBD, SMBC
1
μA
IWPU
Weak pullup current
PRES, VOH = VREG25 – 0.5 V
60
120
μA
RPD(SMBx)
SMBC, SMBD pulldown
TA = –40 to 100˚C
550
775
1000
k
Ω
6.12 CHG, DSG FET Drive
Typical values stated where TA = 25ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V
to 25 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO(FETONDSG) = V(DSG) – VPACK, VGS
8
9.7
12
connect 10 M
Ω, VCC 3.8 V to 8.4 V
VO(FETONDSG) = V(DSG) – VPACK, VGS
9
11
12
connect 10 M
Ω, VCC > 8.4 V
Output voltage, charge, and
V(FETON)
V
discharge FETs on
VO(FETONCHG) = V(CHG) – VBAT, VGS
8
9.7
12
connect 10 M
Ω, VCC 3.8 V to 8.4 V
VO(FETONCHG) = V(CHG) – VBAT, VGS
9
11
12
connect 10 M
Ω, VCC > 8.4 V
VO(FETOFFDSG) = V(DSG) – VPACK
–0.4
0.4
Output voltage, charge and
V(FETOFF)
V
discharge FETs off
VO(FETOFFCHG) = V(CHG) – VBAT
–0.4
0.4
CL= 4700 pF
RG= 5.1 kΩ
VCC < 8.4
800
1400
VDSG: VBAT to VBAT + 4 V
VCHG: VPACK to VPACK + 4 V
tr
Rise time
μs
CL = 4700 pF
RG = 5.1 kΩ
VCC > 8.4
200
500
VDSG: VBAT to VBAT + 4 V
VCHG: VPACK to VPACK + 4 V
CL = 4700 pF
RG = 5.1 kΩ
VDSG: VBAT + VO(FETONDSG) to VBAT
tf
Fall time
80
200
μs
+ 1 V
VCHG: VPACK + VO(FETONCHG) to
VPACK + 1 V
Copyright © 2010–2015, Texas Instruments Incorporated
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