ZIP Audio & Video Amplifiers 544

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Part RoHS Manufacturer General IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Surface Mount No. of Functions No. of Channels Technology Screening Level Nominal Bandwidth Maximum Supply Current Power Supplies (V) Harmonic Distortion Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Gain Minimum Operating Temperature Terminal Finish Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Nominal Output Power Maximum Seated Height Width Qualification Minimum Supply Voltage (Vsup) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Nominal Noise Figure Length

TDA8563Q

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

180 mA

14.4

30 %

IN-LINE

ZIP13,.2,.2,67

Audio/Video Amplifiers

1.7 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T13

18 V

55 W

Not Qualified

6 V

40

245

TDA8560Q

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

180 mA

10 %

IN-LINE

ZIP13,.2,.2,67

Audio/Video Amplifiers

1.7 mm

85 Cel

40 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZIP-T13

18 V

40 W

17 mm

4.5 mm

Not Qualified

6 V

e3

23.8 mm

TDA8586Q

NXP Semiconductors

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

170 mA

14.4

10 %

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

150 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

6 W

Not Qualified

8 V

TDA8563AQ

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

180 mA

14.4

30 %

IN-LINE

ZIP13,.2,.2,67

Audio/Video Amplifiers

1.7 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T13

18 V

55 W

Not Qualified

6 V

40

245

TDA1553CQU

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

.02 kHz

160 mA

.1 %

IN-LINE

1.7 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T13

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

24 mm

TDA1551Q

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

160 mA

10 %

FLANGE MOUNT

ZIP17,.1

Audio/Video Amplifiers

1.27 mm

20 dB

ZIG-ZAG

R-PZFM-T17

18 V

11 W

Not Qualified

6 V

TDA8591J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.02 kHz

290 mA

14.4

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZFM-T27

18 V

47 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TDA8569Q/N1S,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

360 mA

10 %

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T23

18 V

40 W

16.9 mm

4.45 mm

Not Qualified

6 V

30.15 mm

TDA8560Q/N1/S1

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

180 mA

30 %

IN-LINE

1.7 mm

85 Cel

40 dB

-40 Cel

ZIG-ZAG

R-PZIP-T13

18 V

55 W

17 mm

4.4 mm

Not Qualified

6 V

23.8 mm

TDA8562Q

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.02 kHz

160 mA

14.4

10 %

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

20 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZIP-T17

18 V

12 W

17 mm

4.4 mm

Not Qualified

6 V

e3

23.8 mm

TDA8925ST

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

45 mA

+-15

10 %

FLANGE MOUNT

ZIP17H,.1,.7

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZFM-T17

30 V

20 W

Not Qualified

7.5 V

NOT SPECIFIED

NOT SPECIFIED

TDA8594SD/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

400 mA

14.4

10 %

FLANGE MOUNT

ZIP27H,.1,.74,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZFM-T27

18 V

75 W

Not Qualified

8 V

TDA1562Q/S10

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.02 kHz

150 mA

14.4

10 %

FLANGE MOUNT

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

26 dB

-40 Cel

ZIG-ZAG

R-PZFM-T17

18 V

70 W

Not Qualified

8 V

TDA8944J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

36 mA

12

10 %

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

32 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

7 W

17 mm

4.5 mm

Not Qualified

6 V

40

245

23.8 mm

TDA8922J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

75 mA

+-20

10 %

FLANGE MOUNT

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

30 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T23

30 V

40 W

Not Qualified

12.5 V

e3

TDA8562QU

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.02 kHz

160 mA

10 %

IN-LINE

1.27 mm

85 Cel

20 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

12 W

17 mm

4.4 mm

Not Qualified

6 V

23.8 mm

TDA8560QU

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

180 mA

30 %

IN-LINE

1.7 mm

85 Cel

40 dB

-40 Cel

TIN

ZIG-ZAG

R-PZIP-T13

18 V

55 W

17 mm

4.4 mm

Not Qualified

6 V

e3

23.8 mm

TDA8946AJ

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

55 mA

18

10 %

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

15 W

Not Qualified

4.5 V

40

245

TDA1558QU

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

.02 kHz

160 mA

.1 %

IN-LINE

1.27 mm

46 dB

ZIG-ZAG

R-PZIP-T17

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

40

245

24 mm

TDA8567QU

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.02 kHz

360 mA

30 %

IN-LINE

1.27 mm

85 Cel

26 dB

-40 Cel

TIN

ZIG-ZAG

R-PZIP-T23

18 V

35 W

16.9 mm

4.45 mm

Not Qualified

6 V

e3

30.15 mm

TDA8922BJ/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

65 mA

+-26

10 %

FLANGE MOUNT

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

30 dB

-40 Cel

Tin (Sn)

ZIG-ZAG

R-PZFM-T23

30 V

50 W

Not Qualified

12.5 V

e3

30

260

TDA8944AJ

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.02 kHz

50 mA

12

10 %

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZIP-T17

18 V

7 W

Not Qualified

4.5 V

e3

TDA1562Q/N2

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

.02 kHz

150 mA

10 %

IN-LINE

1.27 mm

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

70 W

17 mm

4.4 mm

Not Qualified

8 V

23.8 mm

TDA8594J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

400 mA

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZFM-T27

18 V

75 W

Not Qualified

8 V

TDA8948J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.022 kHz

145 mA

17

10 %

FLANGE MOUNT

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

26 dB

-40 Cel

TIN

ZIG-ZAG

R-PZFM-T17

26 V

24 W

Not Qualified

9 V

e3

TDA8566Q/N1

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

180 mA

30 %

IN-LINE

1.27 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

55 W

17 mm

4.4 mm

Not Qualified

6 V

23.8 mm

TDA1520BQU

NXP Semiconductors

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

9

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

105 mA

.5 %

IN-LINE

2.54 mm

150 Cel

30 dB

-20 Cel

ZIG-ZAG

R-PZIP-T9

50 V

22 W

17 mm

Not Qualified

15 V

TDA1562ST

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.02 kHz

150 mA

14.4

10 %

FLANGE MOUNT

ZIP17H,.1,.7

Audio/Video Amplifiers

1.27 mm

26 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T17

18 V

70 W

Not Qualified

8 V

e3

TDA8560Q/N2

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

180 mA

30 %

IN-LINE

1.7 mm

85 Cel

40 dB

-40 Cel

ZIG-ZAG

R-PZIP-T13

18 V

55 W

17 mm

4.4 mm

Not Qualified

6 V

23.8 mm

TDA1516BQ/N2,112

NXP Semiconductors

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

2

BIPOLAR

.02 kHz

80 mA

IN-LINE

SIP13,.2

Audio/Video Amplifiers

1.7 mm

150 Cel

20 dB

-25 Cel

TIN

ZIG-ZAG

R-PZIP-T13

18 V

12 W

17 mm

4.4 mm

Not Qualified

6 V

e3

24 mm

TDA1552Q/N4,112

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

.02 kHz

160 mA

.1 %

IN-LINE

1.7 mm

26 dB

TIN

ZIG-ZAG

R-PZIP-T13

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

e3

24 mm

TDA1562QU

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

.02 kHz

150 mA

10 %

IN-LINE

1.27 mm

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

70 W

17 mm

4.4 mm

Not Qualified

8 V

23.8 mm

TDA8927J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

45 mA

+-25

10 %

FLANGE MOUNT

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

30 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T17

30 V

80 W

Not Qualified

15 V

e3

TDA8948J/N1

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

145 mA

17

IN-LINE

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T17

Not Qualified

TDA8953J/N1,112

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

75 mA

+-41

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T23

Not Qualified

TDA7057Q/N1

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.02 kHz

14 mA

10 %

IN-LINE

40 dB

ZIG-ZAG

R-PZIP-T13

18 V

3 W

Not Qualified

3 V

TDA2616QU

NXP Semiconductors

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

9

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

2

70 mA

.15 %

IN-LINE

ZIP9,.2,.17,100TB

Audio/Video Amplifiers

2.54 mm

150 Cel

30 dB

-25 Cel

ZIG-ZAG

R-PZIP-T9

21 V

15 W

Not Qualified

7.5 V

TDA8571J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

23

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

360 mA

14.4

10 %

IN-LINE

ZIP23,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

34 dB

-40 Cel

ZIG-ZAG

R-PZIP-T23

18 V

26 W

Not Qualified

6 V

40

245

TDA1562Q/N2/S10

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

.02 kHz

150 mA

10 %

IN-LINE

1.27 mm

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

70 W

17 mm

4.4 mm

Not Qualified

8 V

23.8 mm

TDA8948J

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

.022 kHz

145 mA

17

10 %

FLANGE MOUNT

ZIP17,.2,.17

Audio/Video Amplifiers

1.27 mm

85 Cel

26 dB

-40 Cel

ZIG-ZAG

R-PZFM-T17

26 V

24 W

Not Qualified

9 V

TDA1563Q

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.015 kHz

150 mA

10 %

IN-LINE

1.27 mm

26 dB

-40 Cel

ZIG-ZAG

R-PZIP-T17

18 V

25 W

17 mm

4.4 mm

Not Qualified

6 V

23.8 mm

TDA8594SD

NXP Semiconductors

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

400 mA

14.4

10 %

FLANGE MOUNT

ZIP27H,.1,.58,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZFM-T27

18 V

75 W

Not Qualified

8 V

TDA1554QU

NXP Semiconductors

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

2

BIPOLAR

.02 kHz

160 mA

.1 %

IN-LINE

ZIP17,.1

Audio/Video Amplifiers

1.27 mm

150 Cel

26 dB

-50 Cel

ZIG-ZAG

R-PZIP-T17

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

40

245

24 mm

TDA1515AD

NXP Semiconductors

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.04 kHz

75 mA

10 %

IN-LINE

1.7 mm

70 Cel

40 dB

0 Cel

ZIG-ZAG

R-PZIP-T13

18 V

12 W

17 mm

Not Qualified

6 V

TDA1556QU

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

.02 kHz

160 mA

.1 %

IN-LINE

1.27 mm

26 dB

ZIG-ZAG

R-PZIP-T17

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

24 mm

TDA1512QU

NXP Semiconductors

AUDIO AMPLIFIER

OTHER

THROUGH-HOLE

9

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

.016 kHz

10 %

IN-LINE

2.54 mm

150 Cel

30 dB

-25 Cel

ZIG-ZAG

R-PZIP-T9

35 V

25 W

17 mm

Not Qualified

15 V

TDA1561Q

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

13

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

150 mA

10 %

IN-LINE

1.7 mm

32 dB

ZIG-ZAG

R-PZIP-T13

18 V

36 W

17 mm

4.5 mm

Not Qualified

6 V

23.8 mm

TDA1555QU

NXP Semiconductors

AUDIO AMPLIFIER

THROUGH-HOLE

17

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

.02 kHz

160 mA

.1 %

IN-LINE

1.27 mm

26 dB

ZIG-ZAG

R-PZIP-T17

18 V

22 W

17 mm

4.4 mm

Not Qualified

6 V

24 mm

Audio & Video Amplifiers

Audio and video amplifiers are electronic devices that increase the amplitude or power of an audio or video signal. These amplifiers are commonly used in home theater systems, music players, and sound reinforcement systems to provide a higher-quality audio or video experience.

Audio amplifiers are designed to amplify the electrical signals that represent sound, such as music or speech. These amplifiers can be classified into several types based on the way they amplify the signal. Some of the most common types of audio amplifiers include:

1. Class A amplifiers - These amplifiers use a single transistor or tube to amplify the signal. They provide high-quality sound but are less efficient than other types of amplifiers.

2. Class B amplifiers - These amplifiers use two transistors or tubes to amplify the signal. They are more efficient than class A amplifiers but can suffer from distortion at low volume levels.

3. Class AB amplifiers - These amplifiers combine the characteristics of class A and class B amplifiers, providing a balance of high-quality sound and efficiency.

Video amplifiers are designed to amplify the electrical signals that represent video, such as those from a DVD player or cable box. These amplifiers can be used to improve the quality of the video signal, reduce noise and interference, and provide a clearer picture.

Both audio and video amplifiers can be integrated into a variety of different devices, such as receivers, preamplifiers, and power amplifiers. They can also be designed to work with specific types of audio or video signals, such as analog or digital.