LB1896 Datasheet, PDF (1/8 Pages) Sanyo Semicon Device – 3-phase Brushless Motor Driver for CD-ROM Spindle Drive Use

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.
Functions and Features
v 120 ° voltage linear technique
v V-type control voltage
v Switchable control gain
v Control, noncontrol, acceleration/deceleration mode select
pins built in.
v Start/Stop pin built in, Hall bias built in.
Package Dimensions
unit : mm
3219-QFP34H-C
[LB1896]
Specifications
Absolute Maximum Ratings at Ta = 25 °C
Parameter
Maximum supply voltage
Applied output voltage
Output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CC1 max
V_CC2 max
V_{OU, V, W}
I_OUT
Pd max
Topr
Tstg
Independent IC
Operating Conditions at Ta = 25 °C
Parameter
Supply voltage
V_Cref input voltage
V_NS input voltage
Symbol
V_CC1
V_CC2
V_Cref
V_NS
V_CC1 ^ V_CC2
Conditions
Conditions
SANYO : QFP34H – C
Ratings
Unit
20
V
7.0
V
20
V
1.2
A
0.77
W
–20 to +75
°C
–55 to +150
°C
Ratings
Unit
5 to 18
V
4.3 to 6.5
V
V_CC2/2 ±1.0
V
0 to V_CC2 –1.0
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