Ordering number : ENA1889
Monolithic Digital IC
For Fan Motor
LB11668M
Two-Phase Half-Wave Driver
Overview
The LB11668M is a two-phase uni-polar brushless motor driver for fan motor.
Functions
• Two-phase half-wave drive.
• Lock protection and automatic return function incorporated.
• RD (lock detection) outputs incorporated.
• FG (rotation detection) outputs incorporated.
• Thermal shutdown circuit incorporated.
• Output protection zener diode incorporated.
• Hall input amplifier incorporated.
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Maximum inflow current
Output current
Symbol
Conditions
Ratings
Unit
mA
mA
mA
V
I
max
ave
100
400
IN
I
OUT
I
peak
max
800
OUT
Output withstand voltage
RD output current
V
Internal
10
OUT
I
max
max
mA
V
RD
RD output withstand voltage
Allowable power dissipation
Operating temperature
Storage temperature
V
28
RD
Pd max
Topr
800
mW
°C
Mounted on a board *
-30 to +85
-55 to +150
Tstg
°C
* Specified board : 114.3mm × 76.1mm × 1.6mm, glass epoxy board.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
's products or
equipment.
D0110 SY B8-4975 No.A1889-1/4