Ordering number : ENN6296
42800RM (OT) No. 6296-1/7
Overview
The LA6545M is a 4-channel bridge (BTL) driver
developed for use in CD-ROM systems.
Functions
Bridge connected (BTL) four-channel power amplifier
V
CE
(residual voltage) minimized (channels 1 and 2) by
using two power supplies.
I
O
max: 1.0 A
Muting circuit provided (output on/off control)
(MUTE pin: low for output off, high for output on.
MUTE1: controls channels 1, 2, and 3, MUTE2:
controls channel 4.)
Thermal protection (shutdown) circuit
Separated output stage power supply (VS1: channels 1
and 2, VS2: channels 3 and 4)
Package Dimensions
unit: mm
3129-MFP36SLF
0.25
15.3
1
18
36
19
0.85
0.4
0.8
2
2
0
7
9
1
0
SANYO: MFP36SLF
[LA6545M]
LA6545M
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
Four-Channel Bridge (BTL) Driver for CD-ROM
Monolithic Linear IC
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.
0.4
0.8
1.2
0.9
2.1
1.6
2.0
2.4
0
0
20
40
60
75 80
100
A
Pd max — Ta
Ambient temperature, Ta —
°
C
PCB: 76.1
×
114.3
×
1.6 mm
3
,
glass epoxy
1.26
0.54
Mounted on a PCB
Independent IC
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage 1
V
CC
max
V
S
max
V
IN
max
V
MUTE
max
V
CC
≥
V
S
1, 2
V
S
1, 2, V
CC
≥
V
S
1, 2
Each of the input pins V
IN
1 to V
IN
4
14
V
Maximum supply voltage 2
14
V
Input voltage
13
V
MUTE pin voltage
13
V
Allowable power dissipation
Pd max
Independent IC
0.9
W
Mounted on the specified PCB (76.1
×
114.3
×
1.6 mm
3
, glass epoxy)
2.1
W
Operating temperature
Topr
–20 to +75
°C
Storage temperature
Tstg
–55 to +150
°C
Specifications
Maximum Ratings
at Ta = 25°C