ZXBM2003X10TC Diodes Inc, ZXBM2003X10TC Datasheet
ZXBM2003X10TC
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ZXBM2003X10TC Summary of contents
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VARIABLE SPEED 2-PHASE FAN MOTOR CONTROLLER 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 ...
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ZXBM2001 ZXBM2002 ZXBM2003 Absolute maximum ratings Parameter Supply Voltage Input Current Power Dissipation 25°C Operating Temp. Storage Temp. Power Dissipation 1) Maximum allowable Power Dissipation shown plotted against Ambient Temperature the accompanying Power Derating Curve, ...
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Electrical Characteristics (at T Parameter Supply Voltage Supply Current Hall Amp Input Voltage Hall Amp Common Mode Voltage Hall Amp Input Offset Hall Amp Bias Current PH1, PH2 Output High PH1, PH2 Output Off Leakage Current PH1, PH2 Output Current ...
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ZXBM2001 ZXBM2002 ZXBM2003 Block Diagram (ZXBM2001): Pin Assignments Top View Pin Functional Descriptions 1. VCC - Applied voltage This is the device supply voltage. For 5V to 12V fans this can be supplied directly from the Fan Motor supply. For ...
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SPD - Speed control voltage input This pin provides control over the Fan Motor speed by varying the Pulse Width Modulated (PWM) drive ratio at the Ph1 and Ph2 outputs. This control signal can take the form of either ...
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ZXBM2001 ZXBM2002 ZXBM2003 Locked Rotor timing capacitor (CONT). As these threshold voltages are nominally set to V =2V and V =1V the equations can be simplified THH THL as follows: × LCK LCK = ...
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Lock & FG Timing Waveform: Lock Timing Example: Using the equation previously described and to be found under the C pin description: LCK × LCK LCK = = T T lock LCKC LCKC Using ...
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ZXBM2001 ZXBM2002 ZXBM2003 APPLICATION INFORMATION This section gives a brief insight into applications using the ZXBM200x series. More complete data is available in the ZXBM200x Series Applications Note, visit www.zetex.com/zxbm or contact your nearest Zetex office for full details. The ...
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When driving fans with bipolar transistors, at higher voltages it may be necessary to provide extra noise protection by the addition of a diode from the driver collector to Gnd on each phase. This prevents negative voltage excursions from the ...
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ZXBM2001 ZXBM2002 ZXBM2003 PACKAGE OUTLINE Conforms to JEDEC MO-187 VARIATION BA CONTROLING DIMENSIONS IN METRIC APPROX. DIMENSION IN INCHES © Zetex Semiconductors plc 2004 Europe Americas Zetex GmbH Zetex Inc Streitfeldstraße 19 700 Veterans Memorial Hwy D-81673 München Hauppauge, NY ...