Ordering number: EN5225
Monolithic Digital IC
LB1896
3-phase Brushless Motor Driver for
CD-ROM Spindle Drive Use
Overview
The LB1896 is a 3-phase brushless motor driver IC that is
ideal for driving CD-ROM spindle motors.
Package Dimensions
unit : mm
3219-QFP34H-C
[LB1896]
Functions and Features
v
v
v
v
120 擄 voltage linear technique
V-type control voltage
Switchable control gain
Control, noncontrol, acceleration/deceleration mode select
pins built in.
v
Start/Stop pin built in, Hall bias built in.
Specifications
Absolute Maximum Ratings
at Ta = 25 擄C
Parameter
Maximum supply voltage
Applied output voltage
Output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
1 max
V
CC
2 max
V
OU, V, W
I
OUT
Pd max
Topr
Tstg
Independent IC
Conditions
SANYO : QFP34H 鈥?C
Ratings
20
7.0
20
1.2
0.77
鈥?0 to +75
鈥?5 to +150
Unit
V
V
V
A
W
擄C
擄C
Operating Conditions
at Ta = 25 擄C
Parameter
Supply voltage
V
Cref
input voltage
V
NS
input voltage
Symbol
V
CC
1
V
CC
2
V
Cref
V
NS
V
CC
1
^
V
CC
2
Conditions
Ratings
5 to 18
4.3 to 6.5
V
CC
2/2
鹵1.0
0 to V
CC
2 鈥?.0
Unit
V
V
V
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
13096HA(II) No.5225-1/8