LA4422 Datasheet, PDF (1/10 Pages) Sanyo Semicon Device – 5.8W typ AF Power Amplifier for Car Stereos, Car Radios

Ordering number:ENN556F
Monolithic Linear IC
LA4422
5.8W typ AF Power Amplifier for
Car Stereos, Car Radios
Features
Package Dimensions
• High gain (53dB typ.) and high output (5.8W typ).
unit:mm
• Soft clip.
3018A-SIP10FD
• Small number of external parts (4 pcs).
• Bridge construction usable (P_O=18W/R_L=4Ω).
• Built-in thermal shutdown circuit against load short, over-
[LA4422]
25.5
24.0
3.6
load.
• Built-in circuit to prevent pop noise at the time of power
12.0
3.6
supply ON.
• SIP package (single ended pins) facilitating easy mount-
ing.
Specifications
1
1.32
2.54
0.5
10
0.45
1.3
1.6
SANYO : SIP10FD
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Maximum supply voltage
Maximum output current
Surge supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
* : 100×100×1.5mm³ Al heat sink used.
Symbol
VCC max
IO
Vsurge
Pd max
Topr
Tstg
Conditions
Pin 1 flow-in, pin 8 flow-out, Pin 10 flow-out *
t≤0.2s
Ratings
Unit
18 V
4.5 A
40 V
7W
–20 to +75 ˚C
–40 to +150 ˚C
Operating Conditions at Ta = 25˚C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
Recommended load resistance
VCC
RL
13.2 V
4Ω
Operating Characteristics at Ta = 25˚C, V_CC=13.2V, R_L=4Ω, f=1kHz, 100×100×1.5mm³ Al heat sink.
Parameter
Symbol
Conditions
Ratings
Unit
min typ max
Quiescent current
Voltage gain
ICCO
VG
Closed loop
Open loop based on specified circuit
35
80 mA
51
53
55 dB
70
dB
Output power
PO1
PO2
THD=10%, RL=4Ω
THD=10%, RL=2Ω
5.0
5.8
W
9.0
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
21500TH (KT)/O281TS/D177KI/5085MW/6250KI, TS No.556–1/10