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STMicroelectronics Electronic Components Datasheet

TEA-2025 Datasheet

STEREO AUDIO AMPLIFIER

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TEA2025
Stereo audio amplifier
Datasheet production data
Features
Dual or bridge connection modes
Few external components
Supply voltage 3 V to 15 V
t(s)High channel separation
Very low switch-on/off noise
ucMax gain of 45 dB with adjustable external
dresistor
roSoft clipping
PThermal protection
letePO = 2 · 1 W, VS = 6 V, RL = 4 Ω
oPO = 2 · 2.3 W, VS = 9 V, RL = 4 Ω
) - ObsPO = 2 · 0.1 W, VS = 3 V, RL = 4 Ω
PowerDIP16
Description
The TEA2025B is a monolithic integrated circuit
housed in the 12+2+2 PowerDIP16 package,
intended for use as a dual or bridge power audio
amplifier in portable radio cassette players.
Table 1. Device summary
Part number
Package
TEA2025B
PowerDIP16 (12+2+2)
uct(sFigure 1. Block diagram
rodGND(Sub) IN 1+ FEED
GND
GND BOOT 1
OUT 1
te PTHERMAL
le PROTECT.
bso START
O CIRCUIT
50Ω
-
1
+
10KΩ
1
5KΩ
SVR
DECOUPLING
VS+
BRIDGE
IN 2+
- 50Ω
22
+
10KΩ
D94AU120
50Ω
FEED
GND
GND BOOT 2 OUT 2
October 2012
This is information on a product in full production.
Doc ID 1523 Rev 4
1/11
www.st.com
11


STMicroelectronics Electronic Components Datasheet

TEA-2025 Datasheet

STEREO AUDIO AMPLIFIER

No Preview Available !

Device overview and electrical specifications
TEA2025
1 Device overview and electrical specifications
Table 2. Absolute maximum ratings
Symbol
Parameter
Value
Unit
VS Supply voltage
IO Ouput peak current
TJ Junction temperature
Tstg Storage temperature
15 V
1.5 A
150 °C
150 °C
Figure 2. Pin connections PowerDIP16 (12+2+2)
ct(s) - Obsolete Product(s)Table 3. Thermal data
roduSymbol
Description
PowerDIP16
(12+2+2)(1)
Unit
PRth j-case Thermal resistance junction-case
Max 15 °C/W
teRth j-amb Thermal resistance junction-ambient
Max
60 °C/W
Obsole1. cRotphpj-earmsbuisrfamceeaosfu5recdmo2n. devices bonded on a 10 x 5 x 0.15 cm glass-epoxy substrate with a 35 mm thick
2/11 Doc ID 1523 Rev 4


Part Number TEA-2025
Description STEREO AUDIO AMPLIFIER
Maker ST Microelectronics
Total Page 11 Pages
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