la6505 Sanyo Semiconductor Corporation, la6505 Datasheet - Page 9

• Manufacturer Part Number: la6505
• Description: For Cd-rom, Dvd-rom And Md Players Six-channel Driver
• Manufacturer: Sanyo Semiconductor Corporation

Continued from preceding page.
Pin No.
20
18
15
16
17
14
10
11
12
13
27
28
29
30
31
32
26
23
5
9
VS_SPD
RF_SPDL
U-OUT
V-OUT
W-OUT
RF_SLD1
RF_SLD2
SLD_GND
V O + SLD1
V O - SLD1
V O + SLD2
V O - SLD2
U +
U -
V +
V -
W +
W -
OSC
FG
Pin
Spindle and other output
pins.
Sled system output pins.
Hall sensor bias inputs.
Oscillator frequency setting.
This pin sets the PWM
oscillator frequency.
FG output.
This pin outputs a signal
synchronized with the U
phase. (Single Hall sensor
output)
Function
SLD_GND
LA6505
VS_SPD
Devices market with a broken circle are
diodes added for structural reasons.
Devices market with a broken circle are
diodes added for structural reasons.
V O - SLD1/V O - SLD2
V CC _S
U + /V + /W +
FR
GND_S
30μA
U-OUT
V CC _S
FR
V CC _S
GND_S
Equivalent circuit
100μA
V CC _S
GND_S
FR
V O - SLD1/V O + SLD2
V CC _S
FG
FR
V-OUT
OSC
GND_S
U - /V - /W -
V CC _S
RF_SLD1/RF_SLD2
FR
W-OUT
RF_SPDL
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