Diodes ZXBM2003 - Manual

S E M I C O N D U C T O R S
DESCRIPTION
The ZXBM200x is a series of 2-phase, DC brushless motor pre-drivers with PWM
variable speed control suitable for fan and blower motors.
FEATURES
· Built in lock detect protection, rotational speed sensing and automatic recovery
· Built in Hall amplifier allows direct connection to Hall element
· PWM Speed control via
- External voltage
- Thermistor input
- External PWM source
· Speed (FG) pulse output – ZXBM2003
· Rotor lock output – ZXBM2002
· Combined Rotor Lock (RD) and Speed (FG) signal – ZXBM2001
· Up to 18V input voltage (60V with external regulator)
· MSOP10 package
APPLICATIONS
· Mainframe and Personal Computer Fans and Blowers
· Instrumentation Fans
· Central Heating Blowers
· Automotive climate control
DEVICE MARKING
ZXBM2001 or BM21
ZXBM2002 or BM22
ZXBM2003 or BM23
ZXBM2001
ZXBM2002 ZXBM2003
ISSUE 4 - OCTOBER 2004
1
VARIABLE SPEED 2-PHASE FAN MOTOR CONTROLLER
DEVICE REEL SIZE TAPE WIDTH QUANTITY PER REEL
ZXBM200xX10TA 7” (180mm) 12mm 1,000
ZXBM200xX10TC 13” (330mm) 12mm 4,000
ORDERING INFORMATION
Example: ZXBM2001X10TA