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AN8481SB Datasheet(PDF) 5 Page - Panasonic Semiconductor

Part # AN8481SB
Description  Spindle motor driver IC for optical disk
Download  6 Pages
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Manufacturer  PANASONIC [Panasonic Semiconductor]
Direct Link  http://www.panasonic.com/industrial/
Logo PANASONIC - Panasonic Semiconductor

AN8481SB Datasheet(HTML) 5 Page - Panasonic Semiconductor

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ICs for Motor
AN8481SB
5
s Usage Notes
Prevent this IC from being line-to-ground fault. (To be concrete, do not short-circuit any of pins A1 (pin 27), A2 (pin
26) and A3 (pin 25) to VREG pin (pin 19) or VM pin (pin 20).)
s Application Notes
• P
D  Ta curves of HSOP042-P-0400
PD  Ta
0
200
400
600
800
1 000
1 042
2 232
1 200
1 400
1 600
1 800
2 000
2 200
2 400
0
25
150
Ambient temperature T
a (°C)
50
75
100
125
Independent IC
without a heat sink
Rth( j-a) = 120°C/W
PD = 1 042 mW (25°C)
Mounted on standard board
(glass epoxy: 75
× 75 × t1.6 mm3)
Rth(j-a) = 56°C/W
PD = 2 232 mW (25°C)
• Phase conditions between Hall input and output current
A
B
C
D
E
F
Phase of Hall pin
H1
+
H3
+
H2
+
HM
L
HM
L
ML
H
LM
H
LM
H
ML
H
ECR
EC
AB
CD
E
H1
H2
H2
H1
H3
H3
A3
A3
A2
A1
A2
A1
F
0
0
0
Emit
Output current
Sink


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