TPA2080D1 Datasheet, PDF (4/20 Pages) Texas Instruments – 2.2 W Constant Output Power Class-D Audio Amplifier with Class-G Boost Converter

TPA2080D1
SLOS733 – JANUARY 2012
www.ti.com
THERMAL INFORMATION
THERMAL METRIC⁽¹⁾
TPA2080D1
YZG
UNITS
12 PINS
θ_JA
θ_JC(top)
θ_JB
ψ_JT
ψ_JB
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
97.3
36.7
55.9
°C/W
13.9
49.5
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
RECOMMENDED OPERATING CONDITIONS
Supply voltage, VBAT
V_IH High–level input voltage, END
V_IL
Low–level input voltage, END
T_A
Operating free-air temperature
T_J
Operating junction temperature
MIN MAX UNIT
2.5
5.2 V
1.3
V
0.6 V
–40
85 °C
–40
150 °C
ELECTRICAL CHARACTERISTICS
VBAT = 3.6 V, T_A = 25°C, R_L = 8 Ω + 33 μH (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VBAT supply voltage range
Class-D supply voltage range
EN = VBAT, boost converter active
Boost converter disabled (in bypass mode)
Supply under voltage shutdown
Operating quiescent current
EN = VBAT = 3.6 V
Shutdown quiescent current
VBAT = 2.5 V to 5.2 V, EN = GND
Input common-mode voltage range
IN+, IN–
Start-up time
MIN TYP
2.5
5.75
2.5
2.2
2.0
0.2
0.6
6
MAX UNIT
5.2 V
V
5.2
V
6 mA
1 μA
1.3 V
10 ms
4
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