|
|
PDF BH7824FVM Data sheet ( Hoja de datos )
| Número de pieza | BH7824FVM | |
| Descripción | 1.1W to1.5W Monaural Speaker Amplifiers | |
| Fabricantes | ROHM Semiconductor | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de BH7824FVM (archivo pdf) en la parte inferior de esta página. Total 11 Páginas | ||
|
No Preview Available !
www.DataSheet4U.com
Class-AB Speaker Amplifiers
1.1W to1.5W
Monaural Speaker Amplifiers
BH7824FVM,BH7826FVM
No.10077EAT04
●Description
The BH7824FVM and BH7826FVM are speaker amplifier ICs for low-voltage drives and low power consumption audio,
specialized for mobile telephones and other mobile audio devices.
●Features
1) BTL monaural speaker amplifier
2) Capable of high power 500mW/8Ω/BTL output
3) Wide power supply voltage range
4) Supports active/shutdown modes
5) Built-in anti-pop circuit
6) Built-in thermal shutdown circuit
●Applications
Mobile telephones, PDAs, notebook computers, DSC, DVC, and other mobile audio devices.
●Product lineup
Part No.
Input type
Supply voltage(V)
BH7824FVM
Unbalanced input
2.4 ~ 5.5
BH7826FVM
Balanced input
2.6 ~ 5.5
●Absolute maximum ratings(Ta=25℃)
Parameter
Symbol
Limits
Unit
Supply voltage
VCCmax.
6.0
V
Power dissipation
Pd
470(*1)
mW
Operating temperature
Topr -30 ~ +85(*2) ℃
Storage temperature
Tstg -55 ~ +125 ℃
*1 Reduced by 4.7 mW/C at 25C or higher, when mounted on a 70mm×70mm×1.6mm PCB board.
*2 Topr=70℃ ~ 85℃ is the range for performing basic operations and does not guarantee characteristics or rated output.
Moreover, TSD (Thermal Shutdown) may become operable if input signals occurring in this range are excessive.
500
400
300
200
100
0
0 50 100 150
Temperature Ta[℃]
Fig.1 Ta-Pd (when mounted on a PCB board)
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
1/10
2010.06 - Rev.A
1 page  
BH7824FVM,BH7826FVM
●Equivalent circuit
Pin
No. Pin name
BH7824FVM
Equivalent circuit
Technical Note
www.DataSheet4U.com
Pin name
BH7826FVM
Equivalent circuit
1 SUSPEND CTRL
01 50k
100k
50k
SUSPEND CTRL
1k 01
2 BIAS OUT
30k 487k
30k
02
BIAS OUT
02 100k
3 BIAS IN
30k 57k
30k
03
BIAS IN
30k 150k
30k
03
4 SP IN
1k 04
SP IN
1k 04
5 SP OUT1
05 SP OUT1
05
6 VCC
－ VCC
－
7 GND
－ GND
－
8 SP OUT2
08 SP OUT2
Note: Numerical values in figures are design values, and do not guarantee ratings.
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
5/10
08
2010.06 - Rev.A
5 Page 
Notice
www.DataSheet4U.com
Notes
No copying or reproduction of this document, in part or in whole, is permitted without the
consent of ROHM Co.,Ltd.
The content specified herein is subject to change for improvement without notice.
The content specified herein is for the purpose of introducing ROHM's products (hereinafter
"Products"). If you wish to use any such Product, please be sure to refer to the specifications,
which can be obtained from ROHM upon request.
Examples of application circuits, circuit constants and any other information contained herein
illustrate the standard usage and operations of the Products. The peripheral conditions must
be taken into account when designing circuits for mass production.
Great care was taken in ensuring the accuracy of the information specified in this document.
However, should you incur any damage arising from any inaccuracy or misprint of such
information, ROHM shall bear no responsibility for such damage.
The technical information specified herein is intended only to show the typical functions of and
examples of application circuits for the Products. ROHM does not grant you, explicitly or
implicitly, any license to use or exercise intellectual property or other rights held by ROHM and
other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the
use of such technical information.
The Products specified in this document are intended to be used with general-use electronic
equipment or devices (such as audio visual equipment, office-automation equipment, commu-
nication devices, electronic appliances and amusement devices).
The Products specified in this document are not designed to be radiation tolerant.
While ROHM always makes efforts to enhance the quality and reliability of its Products, a
Product may fail or malfunction for a variety of reasons.
Please be sure to implement in your equipment using the Products safety measures to guard
against the possibility of physical injury, fire or any other damage caused in the event of the
failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM
shall bear no responsibility whatsoever for your use of any Product outside of the prescribed
scope or not in accordance with the instruction manual.
The Products are not designed or manufactured to be used with any equipment, device or
system which requires an extremely high level of reliability the failure or malfunction of which
may result in a direct threat to human life or create a risk of human injury (such as a medical
instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel-
controller or other safety device). ROHM shall bear no responsibility in any way for use of any
of the Products for the above special purposes. If a Product is intended to be used for any
such special purpose, please contact a ROHM sales representative before purchasing.
If you intend to export or ship overseas any Product or technology specified herein that may
be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to
obtain a license or permit under the Law.
Thank you for your accessing to ROHM product informations.
More detail product informations and catalogs are available, please contact us.
ROHM Customer Support System
http://www.rohm.com/contact/
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
R1010A
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet BH7824FVM.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| BH7824FVM | 1.1W to1.5W Monaural Speaker Amplifiers | ROHM Semiconductor |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |