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Hangzhou Silan Microelectronics - Low Frequency Power Amplifier

Numéro de référence UTC8207
Description Low Frequency Power Amplifier
Fabricant Hangzhou Silan Microelectronics 
Logo Hangzhou Silan Microelectronics 





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UTC8207 fiche technique
UTC8207
LINEAR INTEGRATED CIRCUIT
LOW FREQUENCY POWER
AMPLIFIER
UTC8207 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 SIPH (single inline
package), space merit is remarkable.
Thermal shut down protection circuit is built in.
FEATURE
High Power: POUT=2.5W (Typ.)
(VCC=9V, RL=4, f=1kHz, THD=10%)
POUT=4.6W (Typ.)
(VCC=12V, RL=4, f=1kHz, THD=10%)
Low popping noise at power ON
Small quiescent current: ICCQ=21mA (Typ.) (VCC=9V,VIN=0)
Soft Clip
Built-in Thermal shut down protection circuit
Best for supply voltage 9V, 12V
Operation supply voltage range: VCC=6~15V
SIP12-H-2.54
ORDERING INFORMATION
Part No.
Package
UTC8207
SIP12-H-2.54
BLOCK DIAGRAM
*1 CIN
IN-1
­ VCC2
SW1
3 12
6
Rf 1
­120¡ 5
NF 1
¡45
CH-1
¡30K
­ VCC1
B.S.1
1­
C8
­2
1000 F
­C6 RL
0.15 F
OUT-1
RIPPLE
4
­
Bias Circuit
Thermal Shut Down
Protection Circuit
*1 CIN
www IN-2
7
Rf 2 NF 2 CH-1
8
­ ¡ ¡ ¡120 45
30K
9
GND
C9
10
­ ­1000 F
­11
C7
0.15 F
RL
B.S.2
OUT-2
.D (*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).
a ‹(*2): The condenser between the pin and the GND (C11) is for reducing pop noise when the power ON / OFF
taswitch (SW1) is set to ON/OFF.
ShYeOUeWtA4NUG .EcLoECmTRONICS CO.LTD 1

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