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Número de pieza | TA8229 | |
Descripción | Low Frequency Power Amplifier | |
Fabricantes | Unisonic Technologies | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de TA8229 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
No Preview Available ! UTC TA8229 LINEAR INTEGRATED CIRCUIT
LOW FREQUENCY POWER
AMPLIFIER
DESCRIPTION
The UTC TA8229 is an audio power IC with built-in
two channels developed for portable radio cassette tape
recorder with power ON/OFF switch.
Because of the parts reduction and SIP (Single Inline
Package), space merit is remarkable.
Thermal shut down protection circuit is buit in.
FEATURES
* High Power
: Pout (1) = 2.5W (Typ.)
(VCC = 9V, RL = 4Ω, f = 1kHz, THD = 10%)
: Pout (2) = 4.6W (Typ.)
(VCC = 12V, RL = 4Ω, f = 1kHz, THD = 10%)
* Low Popping Noise at Power ON
* Small Quiescent Current
: ICCQ = 21mA (Typ.) (VCC = 15V, Vin = 0)
* Soft Clip
* Built-in Thermal Shut Down Protection Circuit
* Best for Supply Voltage 9V, 12V
* Operation Supply Voltage Range : VCC (opr) = 6 ~ 15V
(Ta = 25℃)
HSIP-15
HSIP-14
PIN DESCRIPTION
PIN NO.
HSIP-14
HSIP-15
1
12
23
34
45
56
67
78
89
9 10
10 11
11 12
12 13
13 14
14 15
PIN NAME
NC
B.S. 2
OUT 2
Vcc 1
OUT 1
B.S.1
Power-GND
Vcc 2
RIPPLE
NF1
IN 1
IN 2
NF 2
Pre-GND 1
Pre-GND 2
UTC
UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R107-028,A
1 page UTC TA8229 LINEAR INTEGRATED CIRCUIT
TEST CIRCUIT
+ C11 (*2)
100µF
SW1
VCC2
8
4
VCC1
+ C10
1000µF
B.S.1
6
IN-1
(*1)CIN
IN1
11
+
OUT1
+ C4
100µF
C8
Rf1 NF1
10
Ch-1
-
5
1000µF
120Ω
+ C1
47µF
45Ω
30kΩ
C6
0.15µF
RL
RIPPLE
9
+ C3
- 47µF
BIAS CIRCUIT
THERMAL SHUT
DOWN PROTECTION
CIRCUIT
Power-GND
7
(*1)CIN
IN2
IN-2 -
12 +
120Ω
+ C2
47µF
NF2
13
45Ω
Ch-2
-
OUT2 3
C5
100µF +
2
C9
1000µF
C7 RL
0.15µF
30kΩ
B.S.2
OUT-1
OUT-2
14
Pre-GND1.
15
Pre-GND2.
1 pin : NC
(*1) This IC can be used without coupling capacitor (CIN).
If volume slide noise occurred by input offset voltage is undesirable, it needs to use the capacitor (CIN).
(*2) The condenser between the ⑧pin and the GND (C11) is for reducing POP noise when the power ON/OFF
switch (SW1) is set to ON/OFF.
UTC
UNISONIC TECHNOLOGIES CO., LTD. 5
QW-R107-028,A
5 Page |
Páginas | Total 9 Páginas | |
PDF Descargar | [ Datasheet TA8229.PDF ] |
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