TEA2025D STMicroelectronics, TEA2025D Datasheet

IC AMP AUDIO PWR 4.7W AB 20SOIC

TEA2025D

Manufacturer Part Number
TEA2025D
Description
IC AMP AUDIO PWR 4.7W AB 20SOIC
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TEA2025D

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
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TEA2025D
Manufacturer:
ST
Quantity:
20 000
Part Number:
TEA2025D013TR
Manufacturer:
ST
Quantity:
20 000
Part Number:
TEA2025DL
Manufacturer:
UTC/友顺
Quantity:
20 000
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 TEA2025D

TEA2025D Summary of contents

Page 1

... DECOUPLING - 2 + 10KΩ 50Ω FEED GND STEREO AUDIO AMPLIFIER PowerDIP16 Part Number TEA2025B PowerDIP 12+2+2 TEA2025D TEA2025D013TR SO16 in Tape & Reel DESCRIPTION GND BOOT 1 OUT 1 1 5KΩ 50Ω 2 GND BOOT 2 OUT 2 TEA2025 SO20 Package SO20 12+4 BRIDGE Rev. 3 ...

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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