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TDA2052 Datasheet(Fiches technique) 4 Page - STMicroelectronics

Numéro de pièce TDA2052
Description  60W Hi-Fi AUDIO POWER AMPLIFIER WITH MUTE / STAND-BY
Télécharger  13 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
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APPLICATIONS SUGGESTIONS (See Test and Application Circuit)
The recommended values of the external components are those shown on the application circuit. Differ-
ent values can be used; the following table can help the designer.
Comp.
Value
Purpose
Larger Than
Smaller Than
R1
22K
Ω (*)
Input Impedance
Increase of Input
Impedance
Decrease of Input
Impedance
R2
560
Closed Loop Gain set to
32dB (**)
Decrease of Gain
Increase of Gain
R3
22K
Ω (*)
Increase of Gain
Decrease of Gain
R4
22K
Ω (*)
Input Impedance @ Mute
R5
22K
Stand-by Time Constant
R6
4.7
Frequency Stability
Danger of oscillations
Danger of oscillations
C1
1
µF
Input DC Decoupling
Higher Low-frequency
cut-off
C2
10
µF
Feedback DC Decoupling
Higher Low-frequency
cut-off
C3
10
µF
Stand-by Time Constant
C4
0.100
µF
Frequency Stability
Danger of Oscillations
C5, C6
1000
µF
Supply Voltage Bypass
(*) R1 = R3 = R4 for POP optimization
(**) Closed Loop Gain has to be
≥ 30dB
Figure 1: Output Power vs. Supply Voltage
Figure 2: Distortion vs. Output Power
TYPICAL CHARACTERISTICS
TDA2052
4/13




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