BQ34Z110 Datasheet, PDF (3/11 Pages) Texas Instruments – Wide Range Fuel Gauge with Impedance Track™ for Lead-Acid Batteries

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PACK +
I2C
PROG
HDQ COMM
TYPICAL IMPLEMENTATION
bq34z110
SLUSB55 – JUNE 2012
Protection
FETs
CE
REGIN
P1
P2
P3/DAT
P4/CLK
P5/HDQ
BAT
VEN
REG25
P6/TS
SRP
SRN
VSS
**
**
Protection
and
Balancing
Solution
Sense
Resistor
ALERT
PACK –
** optional to reduce divider power consumption
Figure 2. bq34z110 Typical Implementation
THERMAL INFORMATION
θ_{JA, High K}
θ_JC(top)
θ_JB
ψ_JT
ψ_JB
θ_JC(bottom)
THERMAL METRIC⁽¹⁾
Junction-to-ambient thermal resistance
Junction-to-case(top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case(bottom) thermal resistance
bq34z110
TSSOP (14-Pins)
103.8
31.9
46.6
2.0
45.9
N/A
UNITS
°C/W
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
Copyright © 2012, Texas Instruments Incorporated
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