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TPA2015D1 データシート(PDF) 4 Page - Texas Instruments

部品番号 TPA2015D1
部品情報  2 W Constant Output Power Class-D Audio Amplifier With Adaptive Boost Converter and Battery Tracking SpeakerGuard??AGC
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メーカー  TI [Texas Instruments]
ホームページ  http://www.ti.com
Logo TI - Texas Instruments

TPA2015D1 データシート(HTML) 4 Page - Texas Instruments

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TPA2015D1
SLOS638A
– NOVEMBER 2011 – REVISED NOVEMBER 2011
www.ti.com
THERMAL INFORMATION
TPA2015D1
THERMAL METRIC(1)
YZH
UNITS
16 PINS
θJA
Junction-to-ambient thermal resistance
75
θJC(top)
Junction-to-case(top) thermal resistance
22
θJB
Junction-to-board thermal resistance
26
°C/W
ψJT
Junction-to-top characterization parameter
0.5
ψJB
Junction-to-board characterization parameter
25
θJC(bottom)
Junction-to-case(bottom) thermal resistance
n/a
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
RECOMMENDED OPERATING CONDITIONS
MIN
MAX
UNIT
Supply voltage, VBAT
2.5
5.2
V
VIH
High
–level input voltage, END, ENB
1.3
V
VIL
Low
–level input voltage, END, ENB
0.6
V
TA
Operating free-air temperature
–40
85
°C
TJ
Operating junction temperature
–40
150
°C
ELECTRICAL CHARACTERISTICS
VBAT= 3.6 V, Gain = 6 dB, RAGC = Float, TA = 25°C, RL = 8 Ω + 33 μH (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
END = 0 V, ENB = VBAT
2.5
5.2
V
VBAT supply voltage range END = VBAT, ENB = VBAT, AGC options 1, 2, and 3
2.5
5.2
END = VBAT, ENB = VBAT, AGC option 0
2.8
5.2
Class-D supply voltage
END = ENB = VBAT, boost converter active
5.2
5.8
V
range
END = VBAT, ENB = 0 V
3.1
5.25
V
VBAT = 2.5 V to 5.2 V, END = ENB = VBAT
85
Power supply ripple
dB
VBAT = 2.5 V to 5.2 V, END = VBAT, ENB = 0 V
rejection
75
(pass through mode)
END = 0 V, ENB = VBAT
0.5
mA
Operating quiescent
current
END = ENB = VBAT
1.7
2.2
mA
Shutdown quiescent
VBAT = 2.5 V to 5.2 V, END = ENB = GND
0.2
3
μA
current
Gain = 6 dB (connect to GND)
0
0.25
× VBAT
Gain control pin voltage
Gain = 15.5 dB (float)
0.4
× VBAT
0.6
× VBAT
V
Gain = 20 dB (connect to VBAT)
0.75
× VBAT
AGC with no inflection point, R(AGC) = Open
2
AGC option 1 (inflection = 3.55 V), R(AGC) = 39 kΩ (±5%)
1.36
1.75
AGC control pin voltage
V
AGC option 2 (inflection = 3.78 V) , R(AGC) = 27 kΩ (±5%)
0.94
1.2
AGC option 3 (inflection = 3.96 V) , R(AGC) = 18 kΩ (±5%)
0
0.825
AGC control pin output
37.6
40
42.4
μA
current
Input common-mode
IN+, IN
0.6
1.3
V
voltage range
Boost converter followed by Class-D amplifier
6
10
Start-up time
Boost converter only
1
4
ms
Class-D amplifier only
5
6
4
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Copyright
© 2011, Texas Instruments Incorporated
Product Folder Link(s): TPA2015D1


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