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參數(shù)資料
| 型號： | TPA3000D1PWP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 17 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| 封裝： | PLASTIC, TSSOP-24 |
| 文件頁數(shù)： | 13/19頁 |
| 文件大小： | 261K |
| 代理商： | TPA3000D1PWP |
TPA3000D1
SLOS379A – SEPTEMBER 2001 – REVISED JANUARY 2002
3
www.ti.com
functional block diagram
Gate
Drive
_
+
Gate
Drive
_
+
_
+
_
+
Gain
Adjust
Gain
Adjust
Start-Up
Protection
Logic
OC
Detect
{
Thermal
VCC OK
Ramp
Generator
Biases
and
References
Gain
2
AGND
VREF
PVCC
INN
OUTN
PGND
PVCC
OUTP
PGND
INP
SHUTDOWN
GAIN1
GAIN0
COSC
ROSC
BYPASS
SD
_
+
_
+
Deglitch
Logic
Deglitch
Logic
VCC
BSP
BSN
Clamp
Reference
VCLAMP
Short-circuit protection operates only for shorts from the outputs to ground.
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage: VCC, PVCC
–0.3 V to 21 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage: SHUTDOWN
–0.3 V to VCC + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GAIN0, GAIN1
–0.3 V to 5.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INN, INP
–0.3 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous total power dissipation
(see Dissipation Rating Table)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA
– 40
°C to 85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating junction temperature range, TJ
– 40
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
–65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
260
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
} Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
DISSIPATION RATING TABLE
PACKAGE
TA ≤ 25°C
DERATING FACTOR
TA = 70°C
TA = 85°C
PWP
2.7 W
21.8 mW/
°C
1.7 W
1.4 W
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