TEA2025B STMicroelectronics, TEA2025B Datasheet

IC AMP AUDIO PWR 4.7W MONO 16DIP

TEA2025B

Manufacturer Part Number
TEA2025B
Description
IC AMP AUDIO PWR 4.7W MONO 16DIP
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TEA2025B

Output Type
1-Channel (Mono) or 2-Channel (Stereo)
Max Output Power X Channels @ Load
4.7W x 1 @ 8 Ohm; 2.4W x 2 @ 8 Ohm
Voltage - Supply
3 V ~ 12 V
Features
Depop, Thermal Protection
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Product
Class-AB
Output Power
4.7 W
Available Set Gain
51 dB
Thd Plus Noise
0.5 %
Operating Supply Voltage
5 V, 9 V
Supply Current
1.5 A
Maximum Operating Temperature
+ 150 C
Mounting Style
Through Hole
Audio Load Resistance
32 Ohms
Input Signal Type
Single
Minimum Operating Temperature
0 C
Output Signal Type
Differential, Single
Supply Type
Single
Supply Voltage (max)
12 V
Supply Voltage (min)
3 V
Amplifier Class
AB
No. Of Channels
2
Supply Voltage Range
3V To 12V
Load Impedance
4ohm
Amplifier Case Style
DIP
No. Of Pins
16
Msl
MSL 2 - 1 Year
Rohs Compliant
Yes
Gain Db Max
53dB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-3991-5

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1
Figure 2. Block Diagram
April 2010
DUAL OR BRIDGE CONNECTION MODES
FEW EXTERNAL COMPONENTS
SUPPLY VOLTAGE DOWN TO 3V
HIGH CHANNEL SEPARATION
VERY LOW SWITCH ON/OFF NOISE
MAX GAIN OF 45dB WITH ADJUST
EXTERNAL RESISTOR
SOFT CLIPPING
THERMAL PROTECTION
3V < VCC < 15V
P = 2 · 1W, V
P = 2 · 2.3W, V
P = 2 · 0.1W, V
FEATURES
IN 2+
SVR
CC
D94AU120
CC
CC
= 6V, R
PROTECT.
THERMAL
GND(Sub)
CIRCUIT
START
= 9V, RL = 4Ω
= 3V, RL = 4Ω
L
= 4Ω
IN 1+
FEED
FEED
50Ω
50Ω
+
+
-
-
1
2
GND
GND
DECOUPLING
10KΩ
10KΩ
2
The TEA2025B/D is a monolithic integrated circuit
in 12+2+2 Powerdip and 12+4+4 SO, intended for
use as dual or bridge power audio amplifier porta-
ble radio cassette players.
Figure 1. Package
Table 1. Order Codes
STEREO AUDIO AMPLIFIER
GND
GND
TEA2025D013TR
DESCRIPTION
Part Number
TEA2025D
TEA2025B
PowerDIP16
BOOT 1
BOOT 2
1
2
OUT 2
5KΩ
50Ω
OUT 1
SO16 in Tape & Reel
PowerDIP 12+2+2
TEA2025
SO20 12+4+4
Package
SO20
BRIDGE
V S+
Rev. 3
1/11

Related parts for TEA2025B

TEA2025B Summary of contents

Page 1

... START CIRCUIT SVR IN 2+ D94AU120 April 2010 Figure 1. Package Table 1. Order Codes 2 = 4Ω The TEA2025B monolithic integrated circuit in 12+2+2 Powerdip and 12+4+4 SO, intended for use as dual or bridge power audio amplifier porta- ble radio cassette players FEED GND 50Ω 10KΩ - ...

Page 2

TEA2025 Table 2. Absolute Maximum Ratings Symbol V Supply Voltage S I Ouput Peak Current O T Junction Temperature J T Storage Temperature stg Figure 3. PIN CONNECTION POWERDIP12+2+2 Figure 4. PIN CONNECTION SO12+4+4 Table 3. Thermal Data Symbol Description ...

Page 3

Table 4. Electrical Characteristcs (T Symbol Parameter V Supply Voltage S I Quiescent Current Q V Quiescent Output Voltage O A Voltage Gain V ∆A Voltage Gain Difference V R Input Impedance j P Output Power (d = 10%) O ...

Page 4

TEA2025 Figure 5. Bridge Application (Powerdip) Figure 6. Stereo Application (Powerdip) Figure 7. Supply Current vs. Supply Voltage (R = 4Ω)) L 4/11 Figure 8. Output Voltage vs. Supply Voltage Figure 9. Output Power vs. Supply Voltage (THD = 10%, ...

Page 5

APPLICATION INFORMATION 3.1 Input Capacitor Input capacitor is PNP type allowing source to be referenced to ground. In this way no input coupling capacitor is required. However, a series capacitor (0.22 µF)to the input side can be useful in ...

Page 6

TEA2025 Figure 12. 3.4 Output Capacitors. The low cut off frequency due to output capacitor depending on the load is given by: with C 470mF and ohm it means F OUT L 3.5 Pop Noise Most amplifiers ...

Page 7

Ptot) and Id are reduced. 4 APPLICATION SUGGESTION The recommended values of the components are those shown on stereo application circuit of Fig. 6 dif- ferent values can be used, the following table can help the designer. Table 6. ...

Page 8

TEA2025 Figure 14. SO20 Mechanical Data & Package Dimensions mm DIM. MIN. TYP. MAX. A 2.35 2.65 A1 0.10 0.30 B 0.33 0.51 C 0.23 0.32 (1) 12.60 13. 7.40 7.60 e 1.27 H 10.0 10.65 h 0.25 ...

Page 9

Figure 15. DIP16 Mechanical Data & Package Dimensions mm DIM. MIN. TYP. MAX. a1 0.51 B 0.77 1.65 b 0 8.5 e 2.54 e3 17.78 F 7.1 I 5.1 L 3.3 Z 1.27 inch MIN. ...

Page 10

TEA2025 6 REVISION HISTORY Table 7. Revision History Date Revision September 2003 30-Apr-2010 10/11 2 Updates not recorded 3 Updated title and added environmental compliance statement for package Description of Changes ...

Page 11

... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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