參數(shù)資料
型號： TPA0223DGQ
廠商： Texas Instruments
文件頁數(shù)： 21/26頁
文件大?。?/td> 0K
描述： IC AMP AUDIO PWR 2W MONO 10MSOP
標(biāo)準(zhǔn)包裝： 80
類型： AB 類
輸出類型： 1-通道（單聲道），帶立體聲耳機(jī)
在某負(fù)載時最大輸出功率 x 通道數(shù)量： 2W x 1 @ 4 歐姆; 95mW x 2 @ 32 歐姆
電源電壓： 2.5 V ~ 5.5 V
特點(diǎn)： 消除爆音，輸入多路復(fù)用器，關(guān)機(jī)，熱保護(hù)
安裝類型： 表面貼裝
供應(yīng)商設(shè)備封裝： 10-MSOP-PowerPad
封裝/外殼： 10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤
包裝： 管件
TPA0233
2W MONO AUDIO POWER AMPLIFIER
WITH HEADPHONE DRIVE
SLOS278D JANUARY 2000 REVISED NOVEMBER 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature, VDD = 3 V, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|VOO|
Output offset voltage (measured differentially)
SHUTDOWN = 2 V, ST/MN = 0, RL = 4
30
mV
IDD
Supply current
VDD 2.5 V, SHUTDOWN = 2 V
3.3
5
mA
IDD(SD)
Supply current, shutdown mode
SHUTDOWN = 0 V
1
10
A
|IIH|
High-level input current
SHUTDOWN, VDD = 3.3 V,
VI = 3.3 V
1
A
|IIH|
High-level input current
ST/MN, VDD = 3.3 V,
VI = 3.3 V
1
A
|IIL|
Low-level input current
SHUTDOWN, VDD = 3.3 V,
VI = 0 V
1
A
|IIL|
Low-level input current
ST/MN, VDD = 3.3 V,
VI = 0 V
1
A
RF
Feedback resistor
VDD = 2.5 V, RL = 4 , SHUTDOWN = 2 V,
ST/MN = 1.375 V
47
50
57
k
operating characteristics, VDD = 3 V, TA = 25°C, RL = 4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power, See Note 1
THD = 1%,
BTL mode
660
mW
PO
Output power, See Note 1
THD = 0.1%,
SE mode,
RL = 32
33
mW
THD + N
Total harmonic distortion plus noise
PO = 500 mW,
f = 20 Hz to 20 kHz
0.3%
BOM
Maximum output power bandwidth
Gain = 2,
THD = 2%
20
kHz
NOTE 1: Output power is measured at the output terminals of the device at f = 1 kHz.
electrical characteristics at specified free-air temperature, VDD = 5 V, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|VOO|
Output offset voltage (measured differentially)
SHUTDOWN = 2 V, ST/MN = 0, RL = 4
30
mV
IDD
Supply current
SHUTDOWN = 2 V
4
7
mA
IDD(SD)
Supply current, shutdown mode
SHUTDOWN = 0 V
1
10
A
|IIH|
High-level input current
SHUTDOWN, VDD = 5.5 V,
VI = 5.5 V
1
A
|IIH|
High-level input current
ST/MN, VDD = 5.5 V,
VI = 5.5 V
1
A
|IIL|
Low-level input current
SHUTDOWN, VDD = 5.5 V,
VI = 0 V
1
A
|IIL|
Low-level input current
ST/MN, VDD = 5.5 V,
VI = 0 V
1
A
operating characteristics, VDD = 5 V, TA = 25°C, RL = 4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power, see Note 1
THD = 1%,
BTL mode
2
W
PO
Output power, see Note 1
THD = 0.1%,
SE mode,
RL = 32
92
mW
THD + N
Total harmonic distortion plus noise
PO = 1 W,
f = 20 Hz to 20 kHz
0.2%
BOM
Maximum output power bandwidth
Gain = 2.5,
THD = 2%
20
kHz
NOTE 1: Output power is measured at the output terminals of the device at f = 1 kHz.
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