ht82v735 Holtek Semiconductor Inc., ht82v735 Datasheet

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ht82v735

Manufacturer Part Number
ht82v735
Description
Ht82v735 -- 330mw Stereo Audio Power Amp With Shutdown
Manufacturer
Holtek Semiconductor Inc.
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
HT82V735
Manufacturer:
HOLTEK/合泰
Quantity:
20 000
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Part Number:
HT82V735
Quantity:
3 500
Features
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Applications
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General Description
HT82V735 is a class AB stereo earphone driver de-
signed for portable digital audio application. Pin assign-
ments and application circuits are compatible with
LM4880 which is suitable for effective low cost applica-
tions. The HT82V735 can deliver a maximum of 330mW
Block Diagram
Pin Description
Rev. 1.10
Pin No. Pin Name I/O
Operating voltage: 2.4V~6.0V
Very low standby current 0.5mA (Typ.)
High signal-to-noise ratio
High slew rate
Output power 330mW at 10% THD+N into 8W
Excellent power supply ripple rejection
CD ROM DVD player
Notebook/Desktop PC
Portable Audio Device
1
2
3
4
5
6
7
8
OUT1
IN1
BIAS
VSS
CE
IN2
OUT2
VDD
¾ Negative power supply, ground
¾ Positive power supply
O Channel 1 output pin
O Channel 2 output pin
I
I
I
I
Channel 1 Audio input
Supports a voltage driver for internal bias
Power down mode when held high, I (power down) =1mA
Channel 2 Audio input
330mW Stereo Audio Power Amp With Shutdown
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Output power to an 8W load with less than 10%
(THD+N) from a 5V power supply. The very low standby
current in shutdown mode contributes to the reduction of
power consumption of battery-powered equipments. It
provides 8-SOP package.
Pin Assignment
Low power consumption
Wide temperature operating range
Direct drive speaker
Shutdown function
8-pin SOP package
Headphone Amplifier
Microphone Pre-amplifier
Discman/MP3
Description
HT82V735
February 18, 2004

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ht82v735 Summary of contents

Page 1

... Notebook/Desktop PC · Portable Audio Device General Description HT82V735 is a class AB stereo earphone driver de- signed for portable digital audio application. Pin assign- ments and application circuits are compatible with LM4880 which is suitable for effective low cost applica- tions. The HT82V735 can deliver a maximum of 330mW ...

Page 2

... R = 0.01 f=1kHz P =30mW 3.3V 0.01 f=1kHz (THD+N)/S=0.1%, f=1kHz 240 160 (THD+N)/S=10%, f=1kHz 330 200 R =16 L 110 R = HT82V735 =32 ; Ta= Max. Unit 3. February 18, 2004 ...

Page 3

... Symbol Parameter S/N Signal to Noise Ratio SR Slew Rate ATT Power-down Attenuation Typical Performance Characteristics THD+N vs. Output Power Rev. 1.10 Test Conditions Min. Typ. V Conditions VRMS 1kHz, 0dB 70 3 HT82V735 Max. Unit February 18, 2004 ...

Page 4

... Rev. 1.10 HT82V735 4 February 18, 2004 ...

Page 5

... Application Circuits Rev. 1.10 HT82V735 5 February 18, 2004 ...

Page 6

... Package Information 8-pin SOP (150mil) Outline Dimensions Symbol Min. A 228 B 149 189 Rev. 1.10 HT82V735 Dimensions in mil Nom. Max. 244 157 20 197 February 18, 2004 ...

Page 7

... Product Tape and Reel Specifications Reel Dimensions SOP 8N Symbol Description A Reel Outer Diameter B Reel Inner Diameter C Spindle Hole Diameter D Key Slit Width T1 Space Between Flange T2 Reel Thickness Rev. 1.10 HT82V735 Dimensions in mm 330 1.0 62 1.5 13.0+0.5 0.2 2.0 0.5 12.8+0.3 0.2 18.2 0.2 7 February 18, 2004 ...

Page 8

... Description W Carrier Tape Width P Cavity Pitch E Perforation Position F Cavity to Perforation (Width Direction) D Perforation Diameter D1 Cavity Hole Diameter P0 Perforation Pitch P1 Cavity to Perforation (Length Direction) A0 Cavity Length B0 Cavity Width K0 Cavity Depth t Carrier Tape Thickness C Cover Tape Width Rev. 1.10 HT82V735 Dimensions in mm 12.0+0.3 0.1 8.0 0.1 1.75 0.1 5.5 0.1 1.55 0.1 1.5+0.25 4.0 0.1 2.0 0.1 6.4 0.1 5.20 0.1 2.1 0.1 0.3 0.05 9.3 8 February 18, 2004 ...

Page 9

... Holtek s products are not authorized for use as critical components in life support devices or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information, please visit our web site at http://www.holtek.com.tw. Rev. 1.10 HT82V735 9 February 18, 2004 ...

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