LA4635B Datasheet, PDF (1/3 Pages) Sanyo Semicon Device – 2-Channel BTL AF Power Amplifier

Ordering number: ENN6984
Monolithic Linear IC
LA4635B
For General Audio Use
2-Channel BTL AF Power Amplifier
Overview
Package Dimensions
The LA4635B is a 2-channel power IC that is pin-compat- unit: mm
ible with the LA4636.
It represents a new concept in devices of this type by
allowing design editing based on common circuit board pin
3049B-SIP12H
[LA4635B]
compatibility for products of different power ranks. It is
26.8
compatible with V_CC = 9 V and V_CC = 12 V specifications
(20.0)
4.0
and is available in two versions with different voltage
gains (LA4635B with VG = 45 dB and LA4635A with VG
= 35 dB).
1
(2.4)
2.0 0.5
1.0
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
VCC max
Io peak
Pd max
Topr
Tstg
No signal
Per channel
Infinite heat sink
Conditions
12
0.4
2.0
SANYO: SIP12H
Ratings
Unit
24
V
2.5
A
25
W
–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 op
12
V
3 to 8
Ω
Allowable operating voltage range
VCC op
5.5 to 22
V
* Set V_CC, R_L, and output level such that Pd max. is not exceeded for the size of heat sink used.
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
70102RM (II) No. 6984-1/3