LA6565 データシートの表示（PDF） - SANYO -> Panasonic
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LA6565 Datasheet PDF : 8 Pages
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LA6565
Truth Table (Loading (H bridge) block)
FWD
REV
VLO+
VLO−
Loading output
L
OFF
OFF
L
H
H
L
OFF *1
Forward
L
L
H
H
H
L
L
Reverse
Short-circuit braking *2
*1. The output goes to the high-impedance state.
*2. In braking mode, the sink side transistor is turned on (for short-circuit braking). The VLO+ and VLO− pins go to a level that is essentially the ground level.
Relationship between the MUTE pins and the power supply systems (VCCP*)
MUTE1
MUTE2
CH1 (BTL)
CH2 (BTL)
CH3 (BTL)
CH4 (BTL)
CH5 (H-bridge)
VCCP1
VCCP2
Application Circuit Example
MUTE234
MUTE1
LOADING
1 FWD
2 REV
LOADING
MOTER
TRACKING
COIL
FOCUS
COIL
3 VCCP2
0.1µF 4 VLO−
M
2.2Ω 5 VLO+
0.1µF 6 VO4+
2.2Ω 7 VO4−
0.1µF 8 VO3+
2.2Ω 9 VO3−
S_GND 36
VCONT 35
MUTE1 34
MUTE234 33
VIN4− 32
VIN4 31
VREF_IN 30
VREF_OUT 29
REG_OUT 28
FR
LB6565
FR
SLED
MOTOR
SPINDLE
MOTOR
0.1µF 10 VO2+
M
2.2Ω 11 VO2−
0.1µF 12 VO1+
M
2.2Ω 13 VO1−
VCC
14 VCCP1
15 VCCS
16 VIN1+
17 VIN1−
18 VIN1
REG_IN 27
VIN+OP 26
VIN−OP 25
VO_OP 24
VIN3 23
VIN3− 22
VIN2 21
VIN2− 20
VIN2+ 19
REG
VCC
TRACKING
FOCUS
SLED
SPINDLE
VREF
No.7817-7/8
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