FA5332M Fuji Electric holdings CO.,Ltd, FA5332M Datasheet
FA5332M
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FA5332M Summary of contents
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FA5332P(M) FA5332P(M) Description FA5332P( control IC for a power factor correction system. This IC uses the average current control system to ensure stable operation. With this system, a power factor of 99% or better can be achieved. Features ...
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Absolute maximum ratings Item Symbol V V Supply voltage , Output current Input voltage , SYNC ON/OFF VDET OVP V IDET P Total power dissipation d (Ta= Operating temperature ...
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FA5332P(M) Current error amplifier section Item Input threshold voltage Input bias current Open-loop voltage gain Output voltage Output source curent Reference voltage section Item Output voltage Voltage variation 1 (by supply voltage variation) Voltage variation 2 (by load change) Multiplier ...
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Overvoltage protection circuit section Item Input threshold voltage Input threshold voltage/reference voltage(V Delay time Overcurrent limiting circuit section Item Input threshold voltage Delay time Output ON/OFF circuit section Item Threshold voltage Input current at ON Undervoltage lockout circuit section Item ...
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FA5332P(M) Description of each circuit 1. Oscillator section This section outputs sawtooth waves oscillating between 0.15 and 3.55V using the capacitor charge and discharge characteristics. Figure 1 shows how to connect the required external components to this circuit. The oscillation ...
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Current error amplifier and overcurrent limiting circuit The current error amplifier forms a current loop to change the input circuit current into sinusoidal waves. As Fig. 3 shows, the multiplier output is connected to pin 2 (IIN –) through ...
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FA5332P(M) 6. ON/OFF control input circuit Figure 7 shows the ON/OFF control input circuit. If pin 12 is set to the high level (enable), this IC outputs pulses from the OUT pin. If pin 12 is set to the low ...
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Design advice 1. Start circuit Figure 9 shows a sample start circuit. Since the IC current while the Vcc pin voltage rises from (typ.), the power loss in resistor R additional winding is prepared in ...
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FA5332P(M) 4. No-load operation In the circuit shown in Fig.10, the following condition should be meet to prevent from overvoltage and audible noise during no- load or light-load operation and don’t connect. X • You ...
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Characteristic curves ( Oscillation frequency (f ) vs. OSC timing resistor resistance ( 200 100 Output duty cycle vs. CS terminal voltage (V IIN– terminal ...
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FA5332P(M) H-level output voltage (V ) vs. OH output source current (I ) SOURCE Overcurrent limiting threshold voltage vs. ambient temperature (Ta) –1.08 –1.09 –1.1 –1.11 –1.12 –1.13 –40 – [˚C] a Supply current (I ) ...
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Application circuit Example of application circuit Parts tolerances characteristics are not defined in the circuit design sample shown above. When designing an actual circuit for a product, you must determine parts tolerances and characteristics for safe and economical operation. FA5332P(M) ...