Ordering number : EN6112
LB11995
Monolithic Digital IC
LB11995
Three-Phase Brushless Motor Driver
for CD-ROM Spindle Drive
Overview
The LB11995 is a 3-phase brushless motor driver
especially suited for CD-ROM spindle motor drives.
Package Dimensions
unit: mm
3227-HSOP24
[LB11995]
15.3
4.3
0.3
0.3
0.8
•
Allowable power dissipation, Pd max – W
•
•
•
•
•
power supply only (useful for 5V power supply types).
Upper side current detection technique reduces loss
voltage of current detection resistor. Voltage drop
caused by this resistor reduces internal power
dissipation of IC.
Built-in short braking circuit
Built-in reverse blocking circuit
Hall FG output
Built-in S/S function
Built-in current limiter circuit (selectable, 2 steps)
0.1
2.25
2.0
1.9
Pd max – Ta
With substrate
1.6
• Built-in Hall power supply
• Built-in thermal shutdown circuit
• Supports 3.3V DSP
1.2
1.14
0.8
IC only
0.48
0.4
0
–20
0
Ambient temperature, Ta –
°C
20
40
2.5max
circuit allows low output saturation by boosting this
1
12
0.85
0.25
SANYO : HSOP24
60
75 80
1.3
• Control V type amplifier
• Separate power supply for output upper side bias
7.9
10.5
• Current linear drive
0.65
Functions
24
13
100
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft's
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
62599RM(KI) No. 6112-1/10
SANYO [ SANYO SEMICON DEVICE ]
