ZXBM1004

ZXBM1004 VARIABLE SPEED SINGLE-PHASE BLDC MOTOR CONTROLLER DESCRIPTION The ZXBM1004 is a single-phase, DC brushless motor pre-driver with PWM variable speed control suitable for fan and blower motors. The controller is intended for applications where the fan or blower speed is controlled by an external PWM signal, thermistor or DC voltage. FEATURES Compliant with external PWM speed control Compliant with thermistor control Minimum speed setting Low noise Auto restart Built in hall amplifier Speed pulse (FG) and lock rotor (RD) outputs Up to 18V input voltage (60V with external regulator) QSOP16 package QSOP16 Associated application notes:AN41 - Thermistor control AN42 - External PWM control AN43 - Interfacing to the motor windings APPLICATIONS Mainframe and personal computer fans and blowers Instrumentation fans Central heating blowers Automotive climate control ORDERING INFORMATION - QSOP16 DEVICE ZXBM1004Q16TA ZXBM1004Q16TC REEL SIZE 7" (180mm) 13" (330mm) TAPE WIDTH 12mm 12mm QUANTITY PER REEL 500 2,500 DEVICE MARKING ZETEX ZXBM 1004 ISSUE 4 - SEPTEMBER 2004 1 SEMICONDUCTORS ZXBM1004 ABSOLUTE MAXIMUM RATINGS PARAMETER Supply voltage Input current Input voltage Output voltage Power dissipation Operating temp. Storage temp. SYMBOL V CCmax I CCmax V IN max V OUT max P Dmax T OPR T STG LIMITS -0.6 to 20 200 -0.5 to V CC +0.5 -0.5 to V CC +0.5 500 -40 to 110 -55 to 125 UNIT V mA V V mW ЊC ЊC Power Dissipation 1) Maximum allowable Power Dissi...