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TDA7253のメーカーはST Microelectronicsです、この部品の機能は「8W AMPLIFIER WITH MUTING」です。 |
部品番号 | TDA7253 |
| |
部品説明 | 8W AMPLIFIER WITH MUTING | ||
メーカ | ST Microelectronics | ||
ロゴ | |||
このページの下部にプレビューとTDA7253ダウンロード(pdfファイル)リンクがあります。 Total 5 pages
TDA7253
8W AMPLIFIER WITH MUTING
WIDE SUPPLY VOLTAGE RANGE
8W @ VS=26V, RL = 8Ω, THD=10%
MUTE FACILITY (POP FREE) WITH LOW
CONSUMPTION
AC SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
(150°C)
DESCRIPTION
The TDA7253 is class AB audio power amplifier
assembled in the new Clipwatt package.
Clipwatt11
APPLICATION CIRCUIT
=
MUTE
SW
R7 820
CSVR
100µF
C2
IN
(L) 100nF
+VS
3
1
9
10
11 2
TDA7253
8
C4
0.1µF
27K CF
4
7
6 47µF
D94AU130
R3
1.5K
R4
47
C5
470µF
C11 1000µF
C9
0.1µF
R6
4.7
RL
May 1997
1/5
1 Page THERMAL DATA
Symbol
Rth j-case
Parameter
Thermal resistance junction to case
TDA7253
Value
Unit
Max 3 °C/W
ELECTRICAL CHARACTERISTICS (Refer to the test and application circuit, VS = 26V; RL = 8Ω;
Gv = 30dB; f = 1KHz; Tamb = 25°C unless otherwise specified.)
Symbol
VS
VO
Iq
PO
d
RI
fL
fH
eN
Parameter
Supply Voltage
Quiescent Output Voltage
Total Quiescent Current
Output Power
Total Harmonic Distortion
Input Resistance
Low Frequency Roll-off (-3dB)
High Frequency Roll-off (-3dB)
Total Input Noise Voltage
SVR
VTMUTE
VTPLAY
AM
IqMUTE
Supply Voltage Rejection
Mute Threshold
Play Threshold
Mute Attenuation
Quiescent Current Mute
Note: to avoid pop-on noise CF ≤ 1
CSVR
Test Condition
Min.
10
d = 10%
d = 1%
PO = 1W
8
100
A Curve; RS = 10KΩ
f = 22Hz to 22KHz; RS = 10KΩ
RS = 10KΩ; f = 100Hz; Vr = 0.5V
5
80
Typ.
12.5
40
10
8
0.03
200
40
80
2
2.5
60
0.8
100
7
Max.
32
10
10
Unit
V
V
mA
W
W
%
KΩ
Hz
KHz
mV
µV
dB
V
V
dB
mA
Figure 1: Output Power vs. Supply Voltage
Figure 2: Quiescent Current vs. Supply Voltage
Iq
(mA)
45
D94AU131
40
35
30
25
20
8
12 16 20 24 28 Vs(V)
3/5
3Pages | |||
ページ | 合計 : 5 ページ | ||
|
PDF ダウンロード | [ TDA7253 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
TDA7250 | 6W AUDIO AMPLIFIER WITH STAND-BY | ST Microelectronics |
TDA7253 | 8W AMPLIFIER WITH MUTING | ST Microelectronics |
TDA7253L | 6W AMPLIFIER | STMicroelectronics |
TDA7255 | 22W FRONT REAR OR BRIDGE FULLY PROTECTED CAR RADIO AMPLIFIER | ST Microelectronics |