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PDF LA4800V Data sheet ( Hoja de datos )
| Número de pieza | LA4800V | |
| Descripción | 3 V Stereo Headphone Power Amplifier | |
| Fabricantes | Sanyo | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LA4800V (archivo pdf) en la parte inferior de esta página. Total 11 Páginas | ||
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Ordering number: EN4335A
Monolithic Linear IC
LA4800V
3 V Stereo Headphone Power Amplifier
Overview
The LA4800V is a headphone stereo power amplifier IC that
features a high signal-to-noise ratio, high ripple rejection, low
distortion and low current consumption, making it ideal for
portable CD players.
Package Dimensions
unit : mm
3178-SSOP16
[LA4800V]
Functions
. Headphone stereo power amplifier
. Beep tone
. Power switch
. Power mute switch
Features
. 96 dB (typ) high S/N ratio at 7 µV
. 76 dB (typ) high ripple rejection
. 0.07% (typ) low distortion with RL = 16 Ω
. 6.2 mA (typ) low current consumption
. Outputs do not require electrolytic capacitors.
. Available in 16-pin SSOPs
SANYO : SSOP16
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Power dissipation
Operating temperature range
Storage temperature range
Symbol
VCC max
Pd max
Topr
Tstg
Recommended Operating Ranges at Ta = 25°C
Parameter
Supply voltage
Load resistance
Operating supply voltage range
Symbol
VCC
RL
VCC op
Conditions
Conditions
Ratings
4.5
375
–15 to 50
–40 to 150
Unit
V
mW
°C
°C
Ratings
3.0
16 to 32
1.8 to 3.6
Unit
V
Ω
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
32896HA(II)/60393TS No.4335-1/11
1 page  
Continued from preceding page.
Pin
number
Pin name
VDC (V)
5
VREFOUT
1.1
6 PRE GND
7
VREFCONT
1.1
LA4800V
Unit (resistance: Ω)
Equivalent circuit
Pin description
F
1.1 V fixed bias
Preamplifier ground
1.1 V reference control pin
8
RF OUT
2.2
F
9
Beep IN
1.1
10 RF CONT 2.2
11 VCC
12 OUT B 1.1
13 OUT C 1.1
15
OUT A
1.1
14 PWR GND
16 MUTE SW 0 to 1.85
to RF
Preset to approximately VCC × 0.88 V
Beep tone input pin
Active only when mute is ON.
RF control pin
Power supply
Power output pins
Pin 13 is the headphone center common drive.
(No electrolytic capacitors required)
Power amplifier ground
The mute pin is floating when ON, and tied to
VCC through a 100 kΩ when OFF.
No.4335-5/11
5 Page 
LA4800V
No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment,
nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or
indirectly cause injury, death or property loss.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
1 Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors
and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and
expenses associated with such use:
2 Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO
ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume
production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use
or any infringements of intellectual property rights or other rights of third parties.
This catalog provides information as of March, 1996. Specifications and information herein are subject to change without notice.
No.4335-11/11
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet LA4800V.PDF ] | |
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