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Name: CAT4139TD-GT3
Brand: ON Semiconductor
SKU: CAT4139TD-GT3
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 CAT4139TD-GT3

Part No.:: CAT4139TD-GT3

Manufacturer:: ON Semiconductor

Package:: SOT-23-5 Thin, TSOT-23-5

Datasheet:: CAT4139TD-GT3.pdf

Description:: IC LED DRVR RGLTR PWM TSOT23-5

In Stock:: 2513

Quantity:: Add To Cart

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CAT4139TD-GT3 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including CAT4139TD-GT3 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 CAT4139TD-GT3 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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CAT4139TD-GT3 Typical application Circuitry

CAT4139TD-GT3

The CAT4139TD-GT3 is a distinct device from ON Semiconductor's portfolio, specifically designed as a high-efficiency DC-DC step-up converter. This component is part of a series that specializes in power management, particularly in boosting lower voltages to higher levels, which is crucial in various electronic applications. The CAT4139TD-GT3 is frequently used in situations requiring voltage step-up solutions, such as in powering LEDs or other electronics that need a higher voltage than what the main supply provides. It is the recommended option for small and power-constrained applications because to its efficiency and dependability.

1. VIN Pin - Input Voltage: The CAT4139TD-GT3's VIN pin is the input for the lower voltage that needs to be stepped up. This pin has to be linked to your power supply, which may need to be between 2.5 and 5.5 volts, depending on the particular needs of your application.

2. GND Pin - Ground Connection: The GND pin must always be connected to the system's ground. This connection is crucial as it serves as the common reference point for the entire circuit and is essential for the proper operation of the step-up converter.

3. SW Pin - Switch Node: The SW pin is a switch node that connects to the inductor. This pin plays a key role in the step-up conversion process, where the inductor is used to store energy and release it at a higher voltage.

4. LX Pin - Inductor Connection: The inductor is linked directly to the LX pin. This pin, in conjunction with the SW pin, is essential for the proper functioning of the step-up converter, facilitating the voltage boost process.

5. SHDN Pin - Shutdown Control: The SHDN pin is used to enable or disable the CAT4139TD-GT3. Connecting this pin to a high logic level turns the converter on, while a low logic level will put the device into shutdown mode, reducing power consumption when the step-up function is not needed.

6. FB Pin - Feedback Voltage: The FB pin is responsible for feedback voltage. It keeps an eye on the output voltage and modifies the converter's functioning to keep it steady. This pin is essential to maintaining the output voltage's precision and stability.

7. External Components: The CAT4139TD-GT3 typically requires external components like inductors, capacitors, and resistors for optimal operation. These components are necessary to stabilize the output, filter noise, and set the output voltage level.

8. PCB Layout Considerations: When designing a PCB for the CAT4139TD-GT3, it is important to consider the layout carefully. The connections to the inductor and capacitors should be short to minimize losses and maintain efficiency. The layout should also consider thermal management, as step-up converters can generate heat during operation.

In conclusion, the CAT4139TD-GT3 is a high-efficiency, DC-DC step-up converter suitable for various applications requiring voltage elevation. Its implementation involves careful planning of connections for input voltage, ground, switch node, inductor, shutdown control, and feedback voltage. Additionally, the correct selection and placement of external components and thoughtful PCB layout are critical for the efficient and reliable operation of the CAT4139TD-GT3.

CAT4139TD-GT3 information

CAT4139TD-GT3 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
-
ProductStatus:
Active
Type:
DC DC Regulator
Topology:
Step-Up (Boost)
InternalSwitch(s):
Yes
NumberofOutputs:
1
Voltage-Supply(Min):
2.2V
Voltage-Supply(Max):
5.5V
Voltage-Output:
22V
Current-Output/Channel:
750mA (Switch)
Frequency:
1MHz
Dimming:
Analog, PWM
Applications:
Backlight
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

CAT4139TD-GT3 FAQ

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3. Are the CAT4139TD-GT3 price and inventory displayed accurate?

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6. What is the process for return or replacement of CAT4139TD-GT3?

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 CAT4139TD-GT3 we delivered, we will accept the replacement or return of the CAT4139TD-GT3 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 CAT4139TD-GT3.

(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