TDA5145T NXP Semiconductors, TDA5145T Datasheet
TDA5145T
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TDA5145T Summary of contents
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DATA SHEET TDA5145 Brushless DC motor drive circuit Product specification Supersedes data of March 1992 File under Integrated Circuits, IC11 Philips Semiconductors INTEGRATED CIRCUITS June 1994 ...
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... +AMP IN = AMP all outputs I VMOT P ORDERING INFORMATION TYPE NUMBER TDA5145 TDA5145T June 1994 APPLICATIONS General purpose spindle driver e.g.: – Hard disk drive – Tape drive – Optical disk drive. GENERAL DESCRIPTION The TDA5145 is a bipolar integrated circuit used to drive 3-phase brushless DC motors in full-wave mode ...
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Philips Semiconductors Brushless DC motor drive circuit BLOCK DIAGRAM ...
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Philips Semiconductors Brushless DC motor drive circuit PINNING (1) SYMBOL PIN MOT1 1 and 2 driver output 1 TEST 3 test input/output n.c. 4 not connected MOT2 5 and 6 driver output 2 VMOT 7 and 8 input voltage for ...
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Philips Semiconductors Brushless DC motor drive circuit Fig.2 Pin configuration. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER V supply voltage P V input voltage; all pins except I VMOT V VMOT input voltage ...
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Philips Semiconductors Brushless DC motor drive circuit 6 handbook, halfpage P tot (W) 4 3. 100 70 Fig.3 Power derating curve (SOT117-1; DIL28). HANDLING Every pin withstands the ESD test according to “MIL-STD-883C class ...
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Philips Semiconductors Brushless DC motor drive circuit SYMBOL PARAMETER MOT0; centre tap V input voltage I I input bias current I V comparator switching level CSW V variation in comparator switching CSW levels V comparator input hysteresis hys MOT1, MOT2 ...
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Philips Semiconductors Brushless DC motor drive circuit SYMBOL PARAMETER RESET V HIGH level input voltage IH V LOW level input voltage IL I LOW level input current IL I HIGH level input current IH BRAKE V HIGH level input voltage ...
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Philips Semiconductors Brushless DC motor drive circuit SYMBOL PARAMETER CAP-DC I output sink current sink I output source current source I /I ratio of sink to source current sink source V LOW level input voltage IL V HIGH level input ...
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Philips Semiconductors Brushless DC motor drive circuit APPLICATION INFORMATION (1) Value selected for 3 Hz start-up oscillator frequency. Fig.7 Application diagram without use of the operational transconductance amplifier (OTA). Introduction (see Fig.8) Full-wave driving of a three phase motor requires ...
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Philips Semiconductors Brushless DC motor drive circuit provided that will generate commutation pulses when no zero-crossings in the motor voltage are available. A timing function is incorporated into the device for internal timing and for timing of the reverse rotation ...
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Philips Semiconductors Brushless DC motor drive circuit ...
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Philips Semiconductors Brushless DC motor drive circuit Fig.9 CAP-CD and CAP-DC typical voltage waveforms in normal running mode. T (CAP-TI) HE TIMING CAPACITOR Capacitor CAP-TI is used for timing the successive steps within one commutation period; these steps include some ...
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Philips Semiconductors Brushless DC motor drive circuit If the chosen value of CAP-TI is too small oscillations can occur in certain positions of a blocked rotor. If the chosen value is too large, then it is possible that the motor ...
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Philips Semiconductors Brushless DC motor drive circuit M C OTOR ONTROL DC motors can be controlled in an analog manner using the OTA. For the analog control an external transistor is required. The OTA can supply the base current for ...
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Philips Semiconductors Brushless DC motor drive circuit Table 4 Priority of function. (1) (1) BRAKE TEST RESET ...
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Philips Semiconductors Brushless DC motor drive circuit PACKAGE OUTLINES handbook, full pagewidth 3.9 3.4 1.7 max 28 1 Dimensions in mm. Fig.11 Plastic dual in-line package; 28 leads (600 mil) (SOT117-1; DIP28). June 1994 36.0 35.0 0.53 2.54 max (13x) ...
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Philips Semiconductors Brushless DC motor drive circuit handbook, full pagewidth S 0.9 (4x) 0.4 28 pin 1 index 1 Dimensions in mm. Fig.12 Plastic small outline package; 28 leads; large body (SOT136-1; SO28L). June 1994 18.1 17.7 0 ...
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Philips Semiconductors Brushless DC motor drive circuit SOLDERING Plastic small-outline packages B Y WAVE During placement and before soldering, the component must be fixed with a droplet of adhesive. After curing the adhesive, the component can be soldered. The adhesive ...
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Philips Semiconductors Brushless DC motor drive circuit 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 be published later. Product specification ...
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Philips Semiconductors Brushless DC motor drive circuit June 1994 NOTES 21 Product specification TDA5145 ...
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Philips Semiconductors Brushless DC motor drive circuit June 1994 NOTES 22 Product specification TDA5145 ...
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Philips Semiconductors Brushless DC motor drive circuit June 1994 NOTES 23 Product specification TDA5145 ...
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Philips Semiconductors – a worldwide company Argentina: IEROD, Av. Juramento 1992 - 14.b, (1428) BUENOS AIRES, Tel. (541)786 7633, Fax. (541)786 9367 Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. (02)805 4455, Fax. (02)805 4466 Austria: Triester Str. 64, ...