la6505 Sanyo Semiconductor Corporation, la6505 Datasheet - Page 7

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

Pin Functions
Pin No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
1
2
3
4
5
6
7
8
9
MUTE_LOAD
MUTE_SLED
VREF-OUT
V IN _LOAD
V IN _SPDL
V IN _SLD2
V IN _SLD1
GND_SLD
V O + SLD1
V O + SLD2
RF_SPDL
VS_SPDL
GND_BTL
RF_SLD1
RF_SLD2
V O - SLD1
V O - SLD2
VREF_IN
VLOAD +
VLOAD -
VS_BTL
V CC _S
W-OUT
GND_S
U-OUT
V-OUT
V IN 1 +
V IN 2 +
V O 1 +
V O 2 +
V IN 1 -
V IN 2 -
V O 1 -
V O 2 -
V IN 1
V IN 2
OSC
FIL1
FIL2
W +
Pin
FG
HB
SS
U +
V +
W -
U -
V -
Signal system power supply and BTL amplifier output stage power supply
Loading output on/off control
Loading input
VREG amplifier (buffer) output
SLED1 output current detection
Sled output on/off control
SLED2 input
SLED1 input
Power system ground, Sled
SLED1 + output
SLED1 - output
SLED2 + output
SLED2 - output
SLED2 output current detection
U phase output
V phase output
W phase output
Output current detection (SPINDLE)
BTL amplifier (channels 1 and 2) and spindle driver on/off control
Spindle output stage power supply
Source side output oscillation prevention
Sink side output oscillation prevention
FG output. This is an open collector output that outputs one of the Hall phases (the U phase).
Hall sensor bias power supply (open collector output)
Signal system ground
PWM oscillator frequency setting (A capacitor is connected between this pin and ground.)
Hall sensor bias input (U + )
Hall sensor bias input (U - )
Hall sensor bias input (V + )
Hall sensor bias input (V - )
Hall sensor bias input (W + )
Hall sensor bias input (W - )
Power system ground and BTL amplifier (including loading driver)
Loading driver output (+)
Loading driver output (-)
Channel 1 output (+)
Channel 1 output (-)
Channel 2 output (+)
Channel 2 output (-)
Power system ground and BTL amplifier (including loading driver)
Channel 1 input, channel 1 operational amplifier output
Channel 1 input, input operational amplifier inverting input
Channel 1 input, input operational amplifier noninverting input
Channel 2 input, channel 1 operational amplifier output
Channel 2 input, input operational amplifier inverting input
Channel 2 input, input operational amplifier noninverting input
Spindle input
Reference voltage input
LA6505
Descriptions
No.A0595-7/13