The HA13155 is four-channel BTL amplifier IC designed for car audio, featuring high output and low
distortion, and applicable to digital audio equipment. It provides 33 W output per channel, with a 13.7 V
power supply and at Max distortion.
Functions
• 4 ch BTL power amplifiers
• Built-in standby circuit
• Built-in muting circuit
• Built-in protection circuit (surge, T.S.D, and ASO)
Features
• Requires few external parts
• Popping noise minimized
• Low output noise
• Built-in high reliability protection circuit
• Pin to pin with HA13150A/HA13151/HA13152/HA13153
HA13155
Block Diagram
11
13
C11
0.1 µ/16 V
C9
14
IN V
STBY
2
IN-1
1
IN-2
IN-3
CC
Buffer & Mute-1
Buffer & Mute-2
Buffer & Mute-3
PV
18
CC
PVCC1
2
Amp-1
Amp-2
Amp-3
6
4400 µ/16 V
3
R1
2.2
4
5
R2
2.2C20.1 µ
7
R3
2.2
8
9
R4
2.2C40.1 µ
15
R5
2.2
16
C1
0.1 µ
C3
0.1 µ
C5
0.1 µ
V
CC
13.2 V
17
R6
2.2C60.1 µ
19
20
21
R7
2.2
0.1 µ
R8
2.2C80.1 µ
C7
R9
7.5 k
10
23
IN-4
MUTE
Buffer & Mute-4
Protector
(ASO, Surge, TSD)
1222TAB
10 µ/10 V
Amp-4
C10
C1 to C8 should be polyester film capacitors with no secondary resonance (non-inductive),
to assure stable operation.
Notes:Standby
1.
Power is turned on when a signal of
3.5 V or 0.05 mA is impressed at pin 2.
When pin 2 is open or connected to
5 V
2
37.5 k
23.5 k
Q1 ON
BIAS ON
GND, standby is turned on (output off).
Muting
2.
Muting is turned off (output on) when
a signal of 3.5 V or 0.2 mA is impressed
at pin 10.
When pin 10 is open or connected to
5 V
10
25 k
Q2 ON
MUTE ON
GND, muting is turned on (output off).
TAB (header of IC) connected to GND.3.
Unit R: Ω
C: F
↓
↓
2
Absolute Maximum Ratings
ItemSymbolRatingUnit
Operating supply voltageV
Supply voltage when no signal*
Peak supply voltage*
Output current*
Power dissipation*
2
3
4
1
CC
VCC (DC)26V
VCC (PEAK)50V
IO (PEAK)4A
P
T
Junction temperatureTj150°C
Operating temperatureTopr–30 to +85°C
Storage temperatureTstg–55 to +125°C
Notes: 1. Tolerance within 30 seconds.
2. Tolerance in surge pulse waveform.
3. Value per 1 channel.
4. Value when attached on the infinite heat sink plate at Ta = 25 °C.
The derating carve is as shown in the graph below.
100
18V
83W
HA13155
83 W
(W)
T
50
Power dissipation P
28 W
0
25
A: When heat sink is infinite (θj-a = 1.5°C/W)
B: When θf (thermal resistance of heat sink) = 3°C/W
(θj-a = 4.5°C/W)
1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent,
copyright, trademark, or other intellectual property rights for information contained in this document.
Hitachi bears no responsibility for problems that may arise with third party’s rights, including
intellectual property rights, in connection with use of the information contained in this document.
2. Products and product specifications may be subject to change without notice. Confirm that you have
received the latest product standards or specifications before final design, purchase or use.
3. Hitachi makes every attempt to ensure that its products are of high quality and reliability. However,
contact Hitachi’s sales office before using the product in an application that demands especially high
quality and reliability or where its failure or malfunction may directly threaten human life or cause risk
of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation,
traffic, safety equipment or medical equipment for life support.
4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly
for maximum rating, operating supply voltage range, heat radiation characteristics, installation
conditions and other characteristics. Hitachi bears no responsibility for failure or damage when used
beyond the guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable
failure rates or failure modes in semiconductor devices and employ systemic measures such as failsafes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other
consequential damage due to operation of the Hitachi product.
5. This product is not designed to be radiation resistant.
6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without
written approval from Hitachi.
7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor
products.
Hitachi, Ltd.
Semiconductor & Integrated Circuits.
Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan
Tel: Tokyo (03) 3270-2111 Fax: (03) 3270-5109
URLNorthAmerica : http:semiconductor.hitachi.com/
For further information write to:
Hitachi Semiconductor
(America) Inc.
179 East Tasman Drive,
San Jose,CA 95134
Tel: <1> (408) 433-1990
Fax: <1>(408) 433-0223
Europe: http://www.hitachi-eu.com/hel/ecg
Asia (Singapore): http://www.has.hitachi.com.sg/grp3/sicd/index.htm
Asia (Taiwan): http://www.hitachi.com.tw/E/Product/SICD_Frame.htm
Asia (HongKong): http://www.hitachi.com.hk/eng/bo/grp3/index.htm
Japan: http://www.hitachi.co.jp/Sicd/indx.htm
Hitachi Asia Ltd.
Taipei Branch Office
3F, Hung Kuo Building. No.167,
Tun-Hwa North Road, Taipei (105)
Tel: <886> (2) 2718-3666
Fax: <886> (2) 2718-8180
Copyright ' Hitachi, Ltd., 1998. All rights reserved. Printed in Japan.
Hitachi Asia (Hong Kong) Ltd.
Group III (Electronic Components)
7/F., North Tower, World Finance Centre,
Harbour City, Canton Road, Tsim Sha Tsui,
Kowloon, Hong Kong
Tel: <852> (2) 735 9218
Fax: <852> (2) 730 0281
Telex: 40815 HITEC HX
13
Loading...
+ hidden pages
You need points to download manuals.
1 point = 1 manual.
You can buy points or you can get point for every manual you upload.