m63021fp Mitsumi Electronics, Corp., m63021fp Datasheet - Page 16

• Manufacturer Part Number: m63021fp
• Description: Spindle Motor Actuator Driver
• Manufacturer: Mitsumi Electronics, Corp.

POWER-SSOP 42P9R-B
[
The boards for thermal derating evaluation]
Board material
Preliminary
thickness
1 and 2 layers
Size
material : copper
thickness : t=18µm
70x70mm
t=1.6mm
Glass-epoxy FR-4
Heat sink
Chip
Lead
P-type
[1 layer]
N-type
[2 layer]
O-type
[2 layer]
board
board
board
SPINDLE MOTOR AND 5CH ACTUATOR DRIVER
(
16
1st layer [TOP view]
Evaluation board
/
17)
mounted IC
MITSUBISHI SEMICONDUCTORS
M63021FP
2nd layer [BACK view]
REV990728