TDA7285 ST Microelectronics, TDA7285 Datasheet
TDA7285
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TDA7285 Summary of contents
Page 1
... ERS LOW MOTOR REFERENCE (200mV) DESCRIPTION The TDA7285 is a monolithic integrated circuit designed for the portable players market and as- sembled in a plastic DIP20 and SO20. The inter- nal functions are: preamplifier, DC volume con- BLOCK DIAGRAM May 1997 STEREO CASSETTE PLAYER AND ...
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... TDA7285 PIN CONNECTION (Top view) ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage S I Maximum Output Current Omax I Maximum Motor Current m max P Total Power Dissipation T tot amb T Operating Temperature Storage and Junction Temperature stg j THERMAL DATA Symbol Description R Thermal Resistance Junction-ambient th j-amb DC CHARACTERISTICS ( ...
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... 100mA 1 200mA 200mA 100mA -20 to +60 C amb I = 100mA -20 to +60 C amb TDA7285 ; ref (pin 20) amb Typ. Max. Unit 1 750 mV 0. ...
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... TDA7285 Figure 1: Test and Application Circuit Figure 2: P.C. Board and Component Layout of the Circuit of Figure 2 (1:1 scale) 4/11 ...
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... Figure 5: Closed Loop Gain vs. Frequency (PREAMPLIFIER) Figure 7: Supply Voltage Rejection vs. Frequency (PREAMPLIFIER 2. 100mVrms 100 F SVR Figure 4: Reference voltage V /2 (pin 20) vs. S Supply Voltage Figure 6: Distortion vs. Frequency (PREAMPLIFIER 330mVrms 10K L Figure 8: Quiescent Output Voltage vs. Supply Voltage (DRIVER) TDA7285 5/11 ...
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... TDA7285 Figure 9: Closed Loop Gain vs. Frequency (DRIVER) Figure 11: Distortion vs. Output Power (DRIVER) Figure 13: Supply Voltage Rejection vs. Frequency (DRIVER 600 100mVrms 100 F SVR 6/11 Figure 10: Output Power vs. Supply Voltage (DRIVER) Figure 12: Distortion vs. Frequency (DRIVER) Figure 14: Volume Control (0dB = 10mW; ...
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... Figure 15: Reference Voltage (Pin 12) vs. Sup- ply Voltage (MOTOR) Figure 17: Sunt Ratio vs. Load Current (MOTOR) Figure 19: Speed Variations vs. Supply Voltage (MOTOR) Figure 16: Shunt Ratio vs. Supply Voltage (MO- TOR) Figure 18: Saturation Voltage vs. Load Current (MOTOR) Figure 20: Speed Variations vs. Motor Current (MOTOR) TDA7285 7/11 ...
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... TDA7285 APPLICATION INFORMATION Figure 21 has to be adjusted so that the applied voltage suitable for a given motor, the speed is then M linearly adjustable varing 8/11 The value R is calculated so that ...
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... SO20 PACKAGE MECHANICAL DATA DIM. MIN. TYP 0 0. 1.27 e3 11.43 F 7 MAX. MIN. 2.65 0.3 0.004 2.45 0.49 0.014 0.32 0.009 0.5 45 (typ.) 13.0 0.496 10.65 0.394 7.6 0.291 1.27 0.020 0.75 8 (max.) TDA7285 inch TYP. MAX. 0.104 0.012 0.096 0.019 0.013 0.020 0.512 0.419 0.050 0.450 0.299 0.050 0.030 9/11 ...
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... TDA7285 DIP20 PACKAGE MECHANICAL DATA DIM. MIN. TYP. a1 0.254 B 1.39 b 0. 2.54 e3 22. 10/11 mm MAX. MIN. 0.010 1.65 0.055 25.4 8.5 7.1 3.93 3.3 1.34 inch TYP. MAX. 0.065 0.018 0.010 1.000 0.335 0.100 0.900 0.280 0.155 0.130 0.053 ...
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... SGS-THOMSON Microelectronics. 1997 SGS-THOMSON Microelectronics – Printed in Italy – All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. TDA7285 11/11 ...