MC34929 Freescale Semiconductor, MC34929 Datasheet
MC34929
Related parts for MC34929
MC34929 Summary of contents
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... ISENS 3XTACH TACH PGND CT VH HAB+ HAB- HBC+ HBC- GND HCA+ HCA- Figure 1. 34929 Simplified Application Diagram Document Number: MC34929 Rev. 7.0, 11/2006 34929 BRUSHLESS DC MOTOR DRIVER QFN SUFFIX 98ARH99033A 24-PIN QFN (4X4X1) ORDERING INFORMATION Temperature Package Range ( -0°C to 85°C ...
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... High Side Gate Drive SC Det Low Side Gate Drive UVLO TLIM V O HAB G Control Logic HBC HCA Stall Det PHC PHB PHA LSS ISENS ILIM PGND VH HAB+ HAB- HBC+ HBC- HCA+ HCA- Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... CT COMPONENT 13 VH OUTPUT 14 PHC OUTPUT 15 PHA OUTPUT 16 LSS RETURN 17 PHB OUTPUT Analog Integrated Circuit Device Data Freescale Semiconductor PIN CONNECTIONS Figure 3. 34929 Pin Connections Formal Name RECEIVES NEGATIVE OUTPUT FROM SENSOR LOCATED HALL CA NEG BETWEEN ‘C’ AND ‘A’ PHASES ...
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... OPEN-DRAIN-BUFFERED, EXOR’ED OUTPUT OF ALL THREE 3X TACH OUTPUT SENSORS DIRECTION CONTROL INPUT (ACTIVE LOW = CW ROTATION) DIRECTION SIGNAL GROUND FOR DEVICE SIGNAL GROUND PWM SIGNAL INPUT (ACTIVE LOW = OUTPUTS ENABLED) PWM OR ENABLE CURRENT LIMITING SENSE RESISTOR INPUT CURRENT SENSE Definition Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Search by part number [e.g. remove prefixes/suffixes and enter the core ID to view all orderable parts. (i.e. MC33xxxD enter 33xxx)] > Locate your Part Number and in the Details column, select “View” > Select “Environmental and Compliance Information” Figure 4. Printed Circuit Board Layout for Maximum Thermal Performance Analog Integrated Circuit Device Data Freescale Semiconductor ELECTRICAL CHARACTERISTICS MAXIMUM RATINGS Symbol V+ ...
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... V 50 300 — mV — -50 — A — 100 — — — mV 0.0 — 3.0 V — 15 — mV -10 — — — (V+) +12 V — 0.1 — F — 0.1 — F — — 0.4 V — — — — (V+) -1.0 V Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Typical value (for reference only) @ 85°C =< 1.0 A for each output MOSFET (measured from source to drain). F Analog Integrated Circuit Device Data Freescale Semiconductor GND = 0 V unless otherwise noted. Typical SUP A = 25°C under nominal conditions unless otherwise noted. ...
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... Min Typ Max Unit — 250 — kHz — 1.0 2.0 ms — 20 — ms — 100 — s — 1.0 — ms — — 100 kHz — — (1.0) s — (25) — ns — (25) — ns — (25) — ns — (175) — ns — (100) — ns Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Reset (Internal) Reset X RUN DIR HAB HBC HCA CT Stall_Detect X Stall_Protect X Analog Integrated Circuit Device Data Freescale Semiconductor TIMING DIAGRAMS T WAKE V LV-HYS T T SPND WAIT Figure 6. Timing for Reset on Low V+ Detect Stall ~2 sec @ 0.1 F Figure 7. Stall Detection/Protection Timing ELECTRICAL CHARACTERISTICS TIMING DIAGRAMS ...
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... HBC HCA DIR TACH 3XTACH HAB 34929 10 HS-ON HS-OFF 90% 90% 10% 10% Output Rise Time = LS-OFFf + HS-ON Output Fall Time = HS-OFF + LS-ON Controlled Brake Reverse Brake T CBRK Figure 9. Controlled Brake Mode Timing T OFF LS-ON 90% 10% Stop CCW Rotation Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... HBC HBC HCA HCA Reset Internal Reset RUN Figure 10. Stalled Rotor Detection Logic Diagram On Off On Off Figure 11. Synchronous Rectification Analog Integrated Circuit Device Data Freescale Semiconductor Rotation Detection RST DIR Stall_Detect Counter Count Relaxation Oscillator Reset CT 0.1 F Off Off On Off PWM = Enabled ...
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... ELECTRICAL CHARACTERISTICS TIMING DIAGRAMS PWM PWM Phases 34929 12 Figure 12. PWM Switching Waveforms Figure 13. ISENS Current Limit Waveforms T DELAY Figure 14. Propagation Delay Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... The MC34929 Brushless DC Motor Driver complete BLDC motor driver system in one chip designed to efficiently drive three-phase BLDC motors up to 1.0 A and 28 V, and has built in protection features making it ideal for a variety of consumer and office applications containing small motors. Because it has a built-in Hall-sensors interface and HAL CA NEG (HCA-) Receives negative output from sensor located between ‘ ...
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... HBC, or HCA) have become static (fixed to “H” or “L”). time period. Once placed in T SPND period, before the IC T WAIT threshold -LV before the internal reset T SPND period. (See T WAIT Figure 7): Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... The output will be released ~40 s later. The output will then follow the PWM input once again. Analog Integrated Circuit Device Data Freescale Semiconductor CONTROLLED BRAKE MODE The controlled brake mode prevents high Back-EMF voltages from being created when decelerating the motor to change direction. When the DIR command changes state, all three phases are held low for the time period “ ...
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... Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Commanding a “Stop” state from a “Run” state will always result in a transition through the “Controlled Brake” state (to prevent high voltage Back-EMF), before changing to OFF (high-Z). Analog Integrated Circuit Device Data Freescale Semiconductor Current Short Reset ...
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... ILIM UVLO TLIM V O HAB G Control Logic HBC HCA Stall Det Figure 15. Simple Application Circuit BDLC MOTOR Q5 14 PHC 17 PHB 15 Q6 PHA 16 LSS 18 ISENS V+ PGND 23 1 HAB HAB- 4 HBC+ 3 HBC- 2 HCA+ 1 HCA- Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... For the most current package revision, visit www.freescale.com and perform a keyword search using the “98A” listed below. Analog Integrated Circuit Device Data Freescale Semiconductor PACKAGING PACKAGE DIMENSIONS QFN SUFFIX 24-PIN PLASTIC PACKAGE 98ARH99033A ISSUE C PACKAGING PACKAGE DIMENSIONS 34929 19 ...
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... PACKAGING PACKAGE DIMENSIONS 34929 20 QFN SUFFIX 24-PIN PLASTIC PACKAGE 98ARH99033A ISSUE C Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... REVISION DATE DESCRIPTION OF CHANGES • Implemented Revision History page 7/2005 6.0 • Updated to the Freescale format • Changed status to Advance Analog Integrated Circuit Device Data Freescale Semiconductor REVISION HISTORY REVISION HISTORY 34929 21 ...
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... REVISION HISTORY 34929 22 Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Freescale Semiconductor Literature Distribution Center P.O. Box 5405 Denver, Colorado 80217 1-800-441-2447 or 303-675-2140 Fax: 303-675-2150 LDCForFreescaleSemiconductor@hibbertgroup.com MC34929 Rev. 7.0 11/2006 Information in this document is provided solely to enable system and software implementers to use Freescale Semiconductor products. There are no express or implied copyright licenses granted hereunder to design or fabricate any integrated circuits or integrated circuits based on the information in this document ...