LA6541 Sanyo Semiconductor Corporation, LA6541 Datasheet

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LA6541

Manufacturer Part Number
LA6541
Description
4-channel bridge driver for compact discs
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

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Ordering number : EN5598
LA6541
Overview
Functions
Specifications
Maximum Ratings at Ta = 25°C
* Substrate size : 114.3×76.1×1.5mm
Recommended Operating Conditions at Ta = 25°C
Supply voltage
Allowable power dissipation
Maximum input voltage
MUTE pin voltage
Operating temperature
Storage temperature
Operating voltage
Reset output source current
Reset output sync current
The LA6541 is a 4-channel bridge (BTL) driver for CD players.
• Bridge-connection (BTL) power amplifier, 4 channels
• I O max 700mA
• With muting function (Operable on all amplifier outputs of Amp 1 to Amp 8)
• 5.0V regulator built in (Output transistor connected externally)
• Reset circuit built in (Reset output delay time settable by using an external capacitor)
• Thermal shutdown circuit built in
Parameter
Parameter
Any and all SANYO Semiconductor 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 Semiconductor representative
nearest you before using any SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor 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 Semiconductor
products described or contained herein.
3
, Material : glass epoxy.
Monolithic Linear IC
For Compact Disk
Four-Channel Bridge (BTL) Driver
V CC max
Pd max
VMUTE
Symbol
Symbol
I ORH
V IN B
I ORL
Topr
V CC
Tstg
Specified substrate*
Conditions
Conditions
Ratings
Ratings
D0606 MS PC 8-0786 No.5598-1/6
-55 to +150
-20 to +75
5.6 to 13
0 to 200
0 to 2
2.3
14
13
13
Unit
Unit
mA
μA
°C
°C
W
V
V
V
V

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LA6541 Summary of contents

Page 1

... Monolithic Linear IC LA6541 For Compact Disk Four-Channel Bridge (BTL) Driver Overview The LA6541 is a 4-channel bridge (BTL) driver for CD players. Functions • Bridge-connection (BTL) power amplifier, 4 channels • max 700mA • With muting function (Operable on all amplifier outputs of Amp 1 to Amp 8) • ...

Page 2

... SANYO : HSOP24(375mil) LA6541 Conditions All amp outputs ON (MUTE HI) All amp outputs OFF (MUTE LOW) Amp 1 1-V O 2), Amp 3 3 Amp 5 5-V O 6), Amp 7 7 8.0Ω 8.0Ω *2 Bridge amp * 200mA 5.6V ≤ ≤ 12V 5mA ≤ ...

Page 3

... VG2 SLED 11kΩ REG OUT 5V 11 100μF REG IN 12 Equivalent to SANYO 2SB632K V CC (Connected to pins 1, 24) LA6541 Level shift Level shift BTL driver BTL driver BTL driver BTL driver Level shift Level shift Regulator RESET VREF BIAS FOCUS 22 11kΩ ...

Page 4

... BTL AMP 4 output pin (For gain adjustment BTL AMP 4 output pin 23 VREF Level shift circuit's reference voltage application Power supply (Shorted to pin 1) Note : The Gnd (the lowest potential) must be located at the center of the pin assignment on the frame. LA6541 Pin descriptions No.5598-4/6 ...

Page 5

... VG1 9 VG2 16 VG3 21 VG4 Output Each output pin 17 19 MUTE MUTE MUTE Truth Table CH1 Input MUTE (Amp Amplifier output off LA6541 Description 11kΩ VG CH2 (Amp 2) (Amp 3) (Amp Equivalent circuit VREF V CC GND V CC GND MUTE CH3 CH4 (Amp 5) (Amp 6) ...

Page 6

... SANYO Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of December, 2006. Specifications and information herein are subject to change without notice. LA6541 ...

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