BQ27505-J2 Datasheet, PDF (3/42 Pages) Texas Instruments – System-Side Impedance Track™ Fuel Gauge

bq27505-J2
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2 DEVICE INFORMATION
System-Side Impedance Track™ Fuel Gauge
SLUS924 – APRIL 2009
2.1 AVAILABLE OPTIONS
PART NUMBER
bq27505YZGR-J2
bq27505YZGT-J2
FIRMWARE
VERSION
2.15
PACKAGE ⁽¹⁾
CSP-12
T_A
–40°C to 85°C
COMMUNICATION
FORMAT
I²C
TAPE and REEL
QUANTITY
3000
250
(1) For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
website at www.ti.com.
2.2 DISSIPATION RATINGS
PACKAGE
YZG
THERMAL
θ_JA = 89°C/W
RESISTANCE ^{(1) (2)}
θ_JB = 35°C/W
POWER RATING
T_A = 25°C
1.1 W
DERATING FACTOR
ABOVE^{(1) (2)}T_A = 25°C
12 mW/°C
(1) Measured with high-K board.
(2) Maximum power dissipation is a function of T_J(max), θ_JA and T_A. The maximum allowable power dissipation at any allowable ambient
temperature is PD = (T_J(max) – T_A)/ θ_JA.
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DEVICE INFORMATION
3