LB1910 Datasheet, PDF (1/7 Pages) Sanyo Semicon Device – FDD Spindle Motor Driver

Ordering number : EN5383
Monolithic Digital IC
LB1910
FDD Spindle Motor Driver
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.
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
Package Dimensions
unit: mm
3222-HSOP28
[LB1910]
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
t ≤ 0.5 s
Independent IC
Allowable Operating Ranges at Ta = 25°C
Parameter
Recommended supply voltage
Symbol
V_CC
Conditions
Conditions
SANYO: HSOP28
Ratings
Unit
7.0
V
1.0
A
0.7
A
0.5
W
–20 to +80
°C
–40 to +150
°C
Ratings
Unit
4.2 to 6.5
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