Ordering number : EN5383
Monolithic Digital IC
Overview
The LB1910 is a 3-phase disc drive motor driver that is
optimal for use as a 3.5-inch FDD spindle motor driver.
Package Dimensions
unit: mm
3222-HSOP28
[LB1910]
Functions and Features
Three-phase full-wave linear driver
Digital speed control circuit
Start and stop circuits (active low)
RPM switching H: 300 rpm
L: 360 rpm
• Current limiter circuit
• Built-in index comparator
• Thermal shutdown circuit
•
•
•
•
SANYO: HSOP28
Specifications
Absolute Maximum Ratings
at Ta = 25°C
Parameter
Maximum supply voltage
Maximum output current
Maximum steady-state output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
I
O
max1
I
O
max2
Pd max
Topr
Tstg
Independent IC
t
≤
0.5 s
Conditions
Ratings
7.0
1.0
0.7
0.5
–20 to +80
–40 to +150
Unit
V
A
A
W
°C
°C
Allowable Operating Ranges
at Ta = 25°C
Parameter
Recommended supply voltage
Symbol
V
CC
Conditions
Ratings
4.2 to 6.5
Unit
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
43096HA (OT) No. 5383-1/7
SANYO [ SANYO SEMICON DEVICE ]
