TDA5341G NXP Semiconductors, TDA5341G Datasheet
TDA5341G
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TDA5341G Summary of contents
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DATA SHEET TDA5341 Brushless DC motor and VCM drive circuit with speed control Product specification File under Integrated Circuits, IC11 INTEGRATED CIRCUITS 1997 Jul 10 ...
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... R actuator output resistance DS(ACT) ORDERING INFORMATION TYPE NUMBER NAME TDA5341G LQFP64 plastic low profile quad flat package; 64 leads; body 10 1997 Jul 10 APPLICATIONS Hard Disk Drive (HDD). GENERAL DESCRIPTION The TDA5341 is a BiCMOS integrated circuit used to drive brushless DC motors in full-wave mode. The device ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control BLOCK DIAGRAM CAPXA CAPXB handbook, full pagewidth UPPER VOLTAGE CAPCP CONVERTER 9 FREDENA 12 THERMAL TESTIN SWITCH 18 ADAPTIVE CAPCDM COMMUTATION 19 DELAY CAPCDS 2 ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control PINNING SYMBOL PIN CAPST 1 external capacitor for starting oscillator CAPTI 2 external capacitor for timer circuit CLAMP1 3 external capacitor used to park the heads; must be ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PIN V 41 digital power supply DDD ENABLE 42 enable input; enables the serial port, i.e. allows DATA to be shifted in (active LOW) RESETOUT 43 under-voltage ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control handbook, full pagewidth CAPST 1 CAPTI 2 CLAMP1 3 AMPOUT 4 AMPIN 5 AMPIN 6 7 MOT0 MOT2 8 FREDENA BRAKE 11 TESTIN 12 TP1 ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control FUNCTIONAL DESCRIPTION The TDA5341 offers a sensorless three-phase motor full-wave drive function. The device also offers protected outputs capable of handling high currents and can be used with ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control Table 2 Summary of uncontrolled modes FAILURE MOT1, 2 AND 3 Thermal high impedance shut-down Voltage high impedance shut-down Controlled modes S PINDLE DISABLE The spindle circuitry is ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control Uncontrolled modes P - OWER SHUT DOWN If the power supply decreases to less than the voltage threshold determined by the ratio between R1 and R2 connected to ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control If the amount of EMF generated is insufficient, then the motor will move one step only and will oscillate in its new position. The amplitude of the oscillation ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control The Timing Capacitor (CAPTI) Capacitor CAPTI is used for timing the successive steps within one commutation period; these steps include some internal delays. The most important function is ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control Other design aspects There are other design aspects concerning the application of the TDA5341 besides the commutation function. They are as follows: Generation of the tacho signal FG ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control The power for retraction is received from the rectification of the EMF of the spindle before it is spun down. After retraction, a brake procedure is automatically settled. ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control Speed control function Speed control is efficiently achieved by the frequency-locked loop circuitry which is enabled by bit D20 of the CONTROL register. Its aim is to keep ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control Table 3 Division factor D19 D18 D17 to D0 These bits program the division factor to apply to the ROSC ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control handbook, halfpage ( 130 C. j(max) ( 150 C. j(max) CHARACTERISTICS (SPINDLE FUNCTION and V > not ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PARAMETER MOT0 V input voltage level i I input bias current bias V comparator switching voltage level CSW V variation in comparator switching CWS voltage levels within ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PARAMETER CAPTI; pin 2 I output sink current o(sink) I HIGH level output source current oH(source) I LOW level lower source current oL(source) V lower switching level ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control CHARACTERISTICS (RESET FUNCTION and V > not allowed DD1 DD2 DD SYMBOL PARAMETER UVDIN1; pin 44 I load capacitance ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control handbook, full pagewidth dPU RESETOUT CHARACTERISTICS (VCM FUNCTION and V > not allowed DD1 DD2 DD ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PARAMETER VCM+ and VCM ; pins 37 and 45 V drop-out voltage CMdo I output current limiting oLIM G power amplifier voltage gain v V output park ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PARAMETER Uncommitted operational amplifier; pins input offset voltage i(os) I input bias current i(bias) I input offset current i(os) V common mode voltage ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SYMBOL PARAMETER FMOT; pin 58 V LOW level output voltage OL duty factor Timing; see Fig.10 t ENABLE set-up time su1 t DATA set-up time su2 t DATA ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control APPLICATION INFORMATION handbook, full pagewidth V DD1 V DD2 V DD3 CNTRL FILTER 32 R1 FREDENA 9 CLOCK 39 DATA 38 ENABLE ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control PACKAGE OUTLINE LQFP64: plastic low profile quad flat package; 64 leads; body 1 pin 1 index ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control SOLDERING Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on ...
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Philips Semiconductors Brushless DC motor and VCM drive circuit with speed control DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may ...
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Philips Semiconductors – a worldwide company Argentina: see South America Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. +61 2 9805 4455, Fax. +61 2 9805 4466 Austria: Computerstr. 6, A-1101 WIEN, P.O. Box 213, Tel. +43 160 1010, ...