LA4270 Ver la hoja de datos (PDF) - SANYO -> Panasonic
Número de pieza
componentes Descripción
Fabricante
LA4270 Datasheet PDF : 9 Pages
| |||
Ordering number:ENN1724D
Monolithic Linear IC
LA4270
6W Dual-Channel AF Power Amplifier
Features
Package Dimensions
• High-output dual-channel AF Power IC.
unit:mm
(PO=6.0W×2, VCC=25V, RL=8Ω, f=1kHz, THD=1.0%) 3024A-SIP10H
• Low distortion (THD=0.1%, VCC=25V, RL=8Ω, f=1kHz,
PO=2W).
[LA4270]
• Minimum number of external parts requierd (no boot-
27.0
4.0
20.0
strap capacitor requierd).
• Low pop noise at the time of power switch ON/OFF.
• High ripple rejection (58dB typ).
• Wide supply voltage range (10V to 32V).
• On-chip protector against abnormality (thermal shutdown,
overvoltage).
1
1.4
10
0.5 2.54
2.07
0.4
2.0
Specifications
SANYO : SIP10H
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Symbol
Conditions
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
VCC max
IO peak
Pd max
Topr
Tstg
With heat sink. See Pd–Ta graph.
Operating Conditions at Ta = 25˚C
Ratings
Unit
35 V
3.5 V
20 W
–20 to +75 ˚C
–40 to +150 ˚C
Parameter
Recommended supply voltage
Operating voltage range
Recommended load resistance
Symbol
VCC
VCC op
RL
Conditions
Ratings
Unit
25 V
10 to 32 V
8Ω
Operating Characteristics at Ta = 25˚C, VCC=25V, RL=8Ω, f=1kHz, Rg=600Ω, See specified test circuit
Parameter
Symbol
Conditions
Ratings
Unit
min
typ max
Quiescent current
Voltage gain
ICCO
VG
25
45
90 mA
38
40
42 dB
Output power
Total harmonic distortion
Output noise voltage
Ripple rejection
PO
THD
VNO
SVRR
THD=1%
PO=2W
Rg=10kΩ, BW=20Hz to 20kHz
Rg=10kΩ, fR=100Hz, VR=0dBm
5.0
6.0
W
0.1
0.8 %
0.25
1.0 mV
45
58
dB
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
21500TH (KT)/40194HK/3210MO/8026KI/6126AT/6245KI, TS No.1724–1/9
Share Link: 