Ordering number : EN7816B
Monolithic Linear IC
LA6502
Overview
5ch driver for CD and DVD Spindle driver :
3-phase linear sensor-less drive BTL 4ch
This LA6502 is a 5ch driver for CD and DVD Spindle driver : 3-phase linear sensor-less drive BTL 4ch.
Features
•
Spindle driver block
1) 3-phase sensor-less motor driver
2) Soft switching drive
3) Analog input V type control
4) Current limiter incorporated
5) Counter electromotive FG output
6) Reverse prevention circuit incorporated
•
Threading, focusing, tracking, and loading blocks
1) BTL-AMP type
•
Common block
1) Thermal shutdown circuit incorporated (design guarantee)
2) MUTE function incorporated (pin 3)
3) OP-AMP (1ch) incorporated (open collector output)
Specifications
Absolute Maximum Ratings
at Ta = 25°C
Parameter
Motor Supply Voltage 1
Motor Supply Voltage 2
Allowable power dissipation
3
Symbol
VCC1
VCC2
Pd max1
Pd max2
Conditions
SPINDLE, SLED, LOADING power supply
FOCUS, TRACKING power supply
Independent IC
Mounted on a specified board. *
Ratings
14.5
14.5
0.8
1.7
Unit
V
V
W
W
* Mounted on a board : 114.3×76.1×1.6mm , glass epoxy board.
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Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
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customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
'
s products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'
s products or
equipment.
60607 MS PC B8-7414 No.7816-1/11
SANYO [ SANYO SEMICON DEVICE ]
