LA4508(2000) Ver la hoja de datos (PDF) - SANYO -> Panasonic
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componentes Descripción
Fabricante
LA4508 Datasheet PDF : 7 Pages
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Ordering number:ENN1440E
Monolithic Linear IC
LA4508
8.5W 2-Channel AF Power Amplifier
Features
Package Dimensions
• Low idling current (20mA/2 channels).
• Output power 8.5W × 2 typ. (RL=3Ω).
• High ripple rejection (60dB at steady state).
• Small pop noise at the time of power supply ON.
unit:mm
3023A-SIP14H
[LA4508]
• Thermal protector.
• Adoption of SIP14H (θj-c=3°C/W) facillitates thermal
37.0
4.5
30.0
design.
1
1.99
2.54
14
0.4
0.6
1.4
2.25
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Maximum supply voltage
Allowable power dissipation
Maximum output current
Operating temperature
Storage temperature
Symbol
VCC max
Pd max
IO peak
Topr
Tstg
Conditions
With infinite heat sink
1 channel
SANYO : SIP14H
Ratings
Unit
24 V
15 W
2.5 A
–20 to +75 ˚C
–40 to +150 ˚C
Operating Conditions at Ta = 25˚C
Parameter
Recommended supply voltage
Operating voltage range
Recommended load resistance
Symbol
VCC
VCC*
RL
Conditions
Pd max must not be exceeded.
2 channels
Ratings
Unit
15 V
9 to 23 V
3Ω
Operating Characteristics at Ta = 25˚C, VCC=15V, RL=3Ω (2 channels), f=1kHz, Rg=600Ω,
See specified test circuit.
Parameter
Quiescent current
Voltage gain
Voltage gain difference
Output power
Symbol
ICCO
VG
∆VG
PO
2 channels
ch1, ch2
THD=10%
Conditions
Ratings
Unit
min
typ
max
10
20
30 mA
42
44
46 dB
±1 dB
7.5
8.5
W
Continued on next page.
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
21500TN (KT)/D0994JN/O147KI/8056/8064/N283 No.1440–1/7
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