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參數(shù)資料
| 型號： | TPA2005D1ZQYRQ1 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1.45 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA |
| 封裝： | 2.5 X 2.5 MM, LEAD FREE |
| 文件頁數(shù)： | 23/29頁 |
| 文件大小： | 1192K |
| 代理商： | TPA2005D1ZQYRQ1 |
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ELECTRICAL CHARACTERISTICS
V
2
142 kW
R
I
2
158 kW
R
I
2
150 kW
R
I
OPERATING CHARACTERISTICS
www.ti.com............................................................................................................................................. SLOS474B – AUGUST 2005 – REVISED DECEMBER 2008
TA = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output offset voltage
|VOS|
VI = 0 V, AV = 2 V/V, VDD = 2.5 V to 5.5 V
25
mV
(measured differentially)
PSRR
Power-supply rejection ratio
VDD = 2.5 V to 5.5 V
–75
–55
dB
TA = 25°C
–68
–49
VDD = 2.5 V to 5.5 V,
CMRR
Common-mode rejection ratio
VIC = VDD/2 to 0.5 V,
dB
TA = –40°C to
–35
VIC = VDD/2 to VDD – 0.8 V
85°C
|IIH|
High-level input current
VDD = 5.5 V, VI = 5.8 V
50
A
|IIL|
Low-level input current
VDD = 5.5 V, VI = 0.3 V
4
A
VDD = 5.5 V, no load
3.4
4.5
I(Q)
Quiescent current
VDD = 3.6 V, no load
2.8
mA
VDD = 2.5 V, no load
2.2
3.2
I(SD)
Shutdown current
V(SHUTDOWN) = 0.8 V, VDD = 2.5 V to 5.5 V
0.5
2
A
VDD = 2.5 V
770
Static drain-source
rDS(on)
VDD = 3.6 V
590
m
on-state resistance
VDD = 5.5 V
500
Output impedance in
V(SHUTDOWN) = 0.8 V
>1
k
SHUTDOWN
f(sw)
Switching frequency
VDD = 2.5 V to 5.5 V
200
250
300
kHz
Gain
TA = 25°C, Gain = 2 V/V, RL = 8 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 5 V
1.18
THD + N= 1%, f = 1 kHz,
VDD = 3.6 V
0.58
W
RL = 8
VDD = 2.5 V
0.26
PO
Output power
VDD = 5 V
1.45
THD + N= 10%, f = 1 kHz,
VDD = 3.6 V
0.75
W
RL = 8
VDD = 2.5 V
0.35
PO = 1 W, f = 1 kHz, RL = 8
VDD = 5 V
0.18%
Total harmonic distortion plus
THD+N
PO = 0.5 W, f = 1 kHz, RL = 8
VDD = 3.6 V
0.19%
noise
PO = 200 mW, f = 1 kHz, RL = 8
VDD = 2.5 V
0.20%
f = 217 Hz, V(RIPPLE) = 200 mVpp,
kSVR
Supply ripple rejection ratio
VDD = 3.6 V
–71
dB
Inputs ac-grounded with Ci = 2 F
SNR
Signal-to-noise ratio
PO= 1 W, RL = 8
VDD = 5 V
97
dB
No weighting
48
VDD = 3.6 V, f = 20 Hz to 20 kHz,
Vn
Output voltage noise
V
RMS
Inputs ac-grounded with Ci = 2 F
A weighting
36
CMRR
Common-mode rejection ratio
VIC = 1 Vpp , f = 217 Hz
VDD = 3.6 V
–63
dB
ZI
Input impedance
142
150
158
k
Start-up time from shutdown
VDD = 3.6 V
9
ms
Copyright 2005–2008, Texas Instruments Incorporated
3
Product Folder Link(s): TPA2005D1-Q1
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| TPA2006D1DRBR | 功能描述:音頻放大器 1.45W Mono Fil-Free Class-D Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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