LA6574H Datasheet, PDF (1/7 Pages) Sanyo Semicon Device – Five-Channel Driver (four BTL channels plus one H bridge channel) for MD and CD Player

Ordering number : ENN7818
SANYO Semiconductors
DATA SHEET
Monolithic Linear IC
LA6574H ^
Five-Channel Driver (four BTL
channels plus one H bridge channel)
for MD and CD Player
Overview
The LA6574H is a motor driver IC for MD and CD players with four BTL channels and one H bridge channel. The
LA6574H features a separate power supply for the H bridge block, an output adjustment pin, and a 3.3 V regulator
to support a wide range of applications.
Functions and Features
• Four power amplifier channels plus one H bridge channel
• I_O max: 700 mA (each channel)
• Built-in level shifting circuits for the BLT amplifiers
• Thermal protection circuit (Thermal shutdown circuit)
• Separate loading block power supply
• Built-in 3.3 V regulator
• Provides a dedicated pin for adjusting the loading block output.
Specifications
Maximum Ratings at Ta 25qC
Parameter
Symbol
Conditions
Supply voltage
Allowable power dissipation
V_CC max
Pdmax
Independent IC
Mounted on a board.
Maximum output current
Maximum input voltage
I_O max
VINB
Each channel for CH1 to CH5
MUTE pin voltage
VMUTE
Operating temperature
Topr
Storage temperature
Tstg
Note : Mounted on a board (76.1 u 114.3 u 1.6 mm) Material: glass epoxy
Ratings
Unit
14
V
0.82
W
2.0
W
0.7
A
13
V
13
V
30 to 85
qC
55 to 150
qC
Recommended Operating Conditions at Ta
Parameter
Symbol
Supply voltage
V_CC
25qC
Conditions
Ratings
Unit
5.6 to 13
V
„ 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
81004TN (OT) No.7818-1/7