TDA4605-3 Infineon Technologies, TDA4605-3 Datasheet
TDA4605-3
Specifications of TDA4605-3
TDA46053X
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TDA4605-3 Summary of contents
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... TDA4605 & ...
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... TDA4605-3 Revision History: Previous Version: Page Subjects (major changes since last revision) For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide: see our webpage at http:// www.infineon.com Edition 2002-07-01 Published by Infineon Technologies AG, St.-Martin-Strasse 53, D-81541 Mü ...
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Control IC for Switched-Mode Power Supplies using MOS-Transistor Features Fold-back characteristics provides overload protection for external components Burst operation under secondary short-circuit condition implemented Protection against open or a short of the control loop Switch-off if line voltage is too ...
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In the different load ranges the switched-mode power supply (SMPS) behaves as follows: No load operation The power supply is operating in the burst mode at typical kHz. The output voltage can be a little bit higher ...
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Pin Definitions and Functions Pin No. Function 1 Information Input Concerning Secondary Voltage. By comparing the regulating voltage - obtained trom the regulating winding of the transformer - with the internal reference voltage, the output impulse width on pin 5 ...
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Block Diagram Version 2.0 6 TDA 4605-3 1 Jul 2002 ...
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Circuit Description Application Circuit The application circuit shows a flyback converter for video recorders with an output power rating The circuit is designed as a wide-range power supply for AC-line voltages of 180 to 264 V. The ...
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Block Diagram Pin 1 The regulating voltage forwarded to this pin is compared with a stable internal reference voltage in the regulating and overload amplifier. The output of this stage is fed to the stop comparator. If the control voltage ...
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Pin 8 The zero detector controlling the logic block recognizes the transformer being discharged by positive to negative zero crossing of pin 8 voltage and enables the logic for a new pulse. Parasitic oscillations occurring at the end of a ...
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Regulation, Overload and No-Load Behaviour When the IC has started up operating in the regulation range. The potential at pin 1 typically is 400 mV. If the output is loaded, the regulation amplifier allows broader impulses ( voltage ...
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Absolute Maximum Ratings T = – ˚C A Parameter Voltages pin 1 pin 2 pin 3 pin 5 pin 6 pin 7 Currents pin 1 pin 2 pin 3 pin 4 pin 5 pin 6 pin 7 ...
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Characteristics ˚ Parameter Symbol Start-Up Hysteresis I Start-up current drain 6E0 Switch-on voltage Switch-off voltage 6A Switch-on current I 6E1 I Switch-off current 6A1 Voltage Clamp ( V ...
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Characteristics (cont’ ˚ Parameter Symbol Generally Valid Data ( Voltage of the Zero Transition Detector Positive clamping V 8P voltage V Negative clamping 8N voltage Threshold ...
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Characteristics (cont’ ˚ Parameter Symbol Protection Circuit Undervoltage protection for V : voltage at 6 pin min < min 6 min ...
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Test Circuit 1 Test Circuit 2 Version 2.0 15 TDA 4605-3 1 Jul 2002 ...
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Application Circuit Version 2.0 16 TDA 4605-3 1 Jul 2002 ...
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Diagrams Version 2.0 17 TDA 4605-3 1 Jul 2002 ...
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Version 2.0 18 TDA 4605-3 1 Jul 2002 ...
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Start-Up Hysteresis Version 2.0 19 TDA 4605-3 1 Jul 2002 ...
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Operation in Test Circuit 2 Version 2.0 20 TDA 4605-3 1 Jul 2002 ...
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Start-Up Current as a Function of the Ambient Temperature Version 2.0 Overload Point Correction as a Function of the Voltage at Pin 3 21 TDA 4605-3 1 Jul 2002 ...
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Recommended Heat Sink by 60 ˚C Ambient Temperature Version 2.0 Narrow Range 180 V ... 120 V ~ Narrow Range 90 V ... 270 TDA 4605-3 1 Jul 2002 ...
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... Geben Sie uns die Chance, hohe Leistung durch umfassende Qualität zu beweisen. Wir werden Sie überzeugen Published by Infineon Technologies AG Quality takes on an allencompassing significance at Semiconductor Group. For us it means living up to each and every one of your demands in the best possible way are not only concerned with product quality ...