LB11899J Datasheet, PDF (1/16 Pages) ON Semiconductor – Three-in-One Motor Driver

Ordering number : ENA2229
LB11899J
Monolithic Digital IC
Three-in-One Motor Driver
for Portable VCR
Overview
LB11899J is a three-in-one motor driver for portable VCR.
Function
• Capstan motor drive unit
3-phase, 120 degrees full conducting, direct PWM drive
Built in PWM oscillator
Current limiter (It is fixed internally and setup externally.)
Forward/reverse rotation
2 levels FG amplifier (Built-in gain resistor)
Control amplifier output pin
Over voltage protection function Built-in
• Drum motor drive unit
3-phase, 120 degrees full conducting soft switching sensorless drive
FG sensorless function
2 levels PG amplifier
FG and PG mixing output (Separated output is also possible.)
Over voltage protection function Built-in
• Loading motor drive unit
H-bridge forward/reverse rotation
Motor voltage switch
Short brake
Input control for 3 values
Over voltage protection function Built-in
• Common unit
Over-heat protection function (Thermal Shut Down)
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
IC power source voltage
VCC max
Motor power source 1
Motor power source 2
Motor power source 2
Applied input voltage
CVCO max
DVCO max
LVCO max
VI1 max
Motor output current1
ICOUT max
Peak current
Motor output current2
IDOUT max
Peak current ( within 2sec)
IDOUT2max
Constant current
Motor output current3
ILOUT max
Peak current (within 2sec)
ILOUT2max
Constant current
ORDERING INFORMATION
See detailed ordering and shipping information on page 16 of this data sheet.
Semiconductor Components Industries, LLC, 2013
October, 2013
http://onsemi.com
SSOP44J(275mil)
Ratings
Unit
6.5
V
30.0
V
30.0
V
30.0
V
-0.3 to VCC+0.3
V
1.1
A
0.65
A
0.2
A
0.65
A
0.2
A
Continued on next page.
O3013NK B8-8617 No.A2229-1/16