MC33364DR2G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MC33364DR2G price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MC33364DR2G to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.
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Key Features of MC33364DR2G:
1. Voltage Range: The MC33364DR2G is designed to operate over an extended range of supply voltage.
2. Critical Conduction Mode: It operates in critical conduction mode, which improves the power factor of the power supply by shaping the input current waveform so that it is in phase and in shape with the line voltage.
3. Zero Current Detection: This feature provides precise peak current limiting and improves the efficiency of the power supply.
4. Overvoltage Protection: The MC33364DR2G includes an overvoltage protection circuit that shuts down the drive when an overvoltage condition is detected.
Application Scenarios:
The primary application of MC33364DR2G is in power factor correction circuits, particularly in switch-mode power supplies. It is also used in power supplies for desktop computers, televisions, and other electronics that require power factor correction.
Example Circuit Connection - Switch-Mode Power Supply:
1. Power Supply (VCC Pin 8 and GND Pin 4): Connect Pin 8 to the positive voltage supply, and Pin 4 to the system ground.
2. Zero Current Detection (ZCD Pin 1): Connect Pin 1 to the auxiliary winding of the inductor. This pin is used to track when the inductor's current decreases to zero.
3. Current Sense (IS Pin 2): Connect Pin 2 to a resistor connected in series with the source of the power switch. The MC33364DR2G monitors the voltage across this resistor to control the current in the inductor.
4. Voltage Feedback (FB Pin 3): Pin 3 must be linked to a resistive divider that is coupled to the output voltage. The MC33364DR2G uses this feedback to regulate the output voltage.
5. Drive (DR Pin 5): This pin is the output of the MC33364DR2G and should be connected to the gate of the power switch.
6. Overvoltage Protection (OVP Pin 6): Connect Pin 6 to a resistive divider connected to the output voltage. If the voltage at this pin exceeds a threshold, the MC33364DR2G shuts down the drive.
7. Voltage Reference (Vref Pin 7): This pin provides a reference voltage and can be left unconnected if not required.
Design Considerations with MC33364DR2G:
- Component Selection: The resistors and capacitors in the circuit need to be accurately selected to meet the desired power factor correction and efficiency requirements.
- Thermal Management: Ensure the chip's power dissipation is within its maximum rating to prevent overheating.
- Layout Considerations: The layout of the circuit should be designed to minimize noise, particularly around the feedback and current sensing pins.
- Protection Features: The MC33364DR2G includes protection features like overvoltage protection, but additional protections might be necessary depending on the application.
Remember to always refer to the MC33364DR2G datasheet and consult with a qualified engineer when designing your circuit.
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All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MC33364DR2G we delivered, we will accept the replacement or return of the MC33364DR2G only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of MC33364DR2G.
(3)The PartNo is unused and only in the original unpacked packaging.
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(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
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