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Name: FL7733AMX
Brand: ON Semiconductor
SKU: FL7733AMX
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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ON Semiconductor FL7733AMX

Part No.:: FL7733AMX

Manufacturer:: ON Semiconductor

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: FL7733AMX.pdf

Description:: IC LED DRIVER OFFL ANALOG 8SOIC

In Stock:: 2736

Quantity:: Add To Cart

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FL7733AMX Typical application Circuitry

FL7733AMX

The FL7733AMX is a component of the FL7733A series, which is known for its advanced primary-side regulation (PSR) LED driver ICs. These ICs are designed for high-efficiency LED lighting applications, featuring precise constant current control and a wide-range AC input. The FL7733AMX is particularly well-suited for LED lighting solutions that require minimal external components, offering simplicity in design without compromising performance. Its innovative PSR technique enables accurate output current regulation, which enhances the reliability and longevity of LED applications.

1. Key Features of the FL7733AMX Series: The FL7733AMX is engineered to provide efficient, reliable LED driving capabilities, incorporating features like wide-range AC input adaptability, low start-up current, and high power factor correction. Its primary-side regulation eliminates the need for an optocoupler, reducing system complexity and cost while maintaining accurate LED current regulation.

2. Pin Configuration and Detailed Connection Overview: The FL7733AMX is typically available in an SOP-8 package, featuring eight pins each with a specific function for optimal performance. Pin 1 (CS) is the current sense and feedback control, critical for regulating the output LED current. Pin 2 (GND) serves as the ground reference. Pin 3 (VCC) is the power supply input, which must be decoupled with a capacitor to GND for stable operation. Pin 4 (RT) is connected to a resistor to set the operating frequency. Pins 5 and 6 (LD and COMP, respectively) are used for loop compensation and dimming control. Pin 7 (ZCD) is for zero-current detection, enhancing efficiency by optimizing the switching time. Lastly, Pin 8 (DRAIN) is connected to the MOSFET drain for switching the input voltage to the LEDs.

3. Integrating the FL7733AMX into LED Lighting Circuits: To effectively incorporate the FL7733AMX into an LED lighting circuit, connect the VCC pin to a stable power source with appropriate decoupling. To control the LED current, the sensing resistor and the CS pin need to be linked. The RT pin's resistor sets the switching frequency, tailored to the specific application needs. The COMP and LD pins allow for external compensation and dimming functionality, offering flexibility in light control. The ZCD pin is crucial for enhancing efficiency by minimizing switching losses.

4. Utilizing the FL7733AMX for Optimized LED Driving: The FL7733AMX's advanced PSR technique and integrated features make it an excellent choice for driving LEDs in a wide array of lighting applications. Its ability to maintain constant current output ensures uniform brightness and enhances the lifespan of the LED array.

5. Design Considerations for the FL7733AMX Application: While the FL7733AMX simplifies the LED driver design, attention must be given to the layout to ensure stability and performance. Proper thermal management, careful placement of decoupling capacitors, and adherence to recommended layout guidelines are essential for maximizing the efficiency and reliability of the LED driver circuit.

6. Versatile Applications of the FL7733AMX: Due to its efficiency, reliability, and simplicity in design, the FL7733AMX is widely used in various LED lighting applications, from residential and commercial lighting to industrial illumination solutions, where energy efficiency and lighting quality are crucial.

In summary, the FL7733AMX from the FL7733A series represents a sophisticated solution for LED driver circuits, offering primary-side regulation for accurate current control without the need for complex feedback mechanisms. Its integration into LED lighting systems requires careful consideration of pin functionalities, circuit connections, and design best practices to exploit its full potential in delivering efficient, reliable, and high-quality lighting performance.

FL7733AMX information

FL7733AMX Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
AC DC Offline Switcher
Topology:
Flyback, Step-Down (Buck), Step-Up (Boost)
InternalSwitch(s):
No
NumberofOutputs:
1
Voltage-Supply(Min):
-
Voltage-Supply(Max):
30V
Voltage-Output:
1.5V ~ 5V
Current-Output/Channel:
-
Frequency:
-
Dimming:
Analog
Applications:
-
OperatingTemperature:
-40°C ~ 125°C (TA)
MountingType:
Surface Mount

FL7733AMX FAQ

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3. Are the FL7733AMX price and inventory displayed accurate?

The price and inventory of FL7733AMX fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of FL7733AMX?

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 FL7733AMX we delivered, we will accept the replacement or return of the FL7733AMX 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 FL7733AMX.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations