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Name: AP3032KTR-G1
Brand: Diodes Incorporated
SKU: AP3032KTR-G1
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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Diodes Incorporated AP3032KTR-G1

Part No.:: AP3032KTR-G1

Manufacturer:: Diodes Incorporated

Package:: SOT-23-6

Datasheet:: AP3032KTR-G1.pdf

Description:: IC LED DRV RGLTR PWM SOT23-6

In Stock:: 2652

Quantity:: Add To Cart

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AP3032KTR-G1 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AP3032KTR-G1 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 AP3032KTR-G1 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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AP3032KTR-G1 Typical application Circuitry

AP3032KTR-G1

The AP3032KTR-G1 belongs to the AP3032 series, engineered by Diodes Incorporated, which is a collection of high-efficiency, PWM controlled, step-up converters specifically designed for driving white LEDs. The series is distinguished by its compact size and ability to provide a constant current output, making it ideally suited for applications that require uniform illumination with high energy efficiency, such as LED backlighting in portable devices. The AP3032KTR-G1 is particularly notable for its integration of features that ensure stable operation across a wide range of battery voltages, thereby facilitating its use in a variety of portable electronics like smartphones, tablets, and other handheld devices.

1. Vin Pin - Power Supply Input: The AP3032KTR-G1 requires a stable voltage supply at its Vin pin, typically sourced from a single lithium-ion battery ranging from 2.7V to 5.5V. This pin should be directly connected to the positive terminal of the power source, with a ceramic bypass capacitor placed nearby, between Vin and GND, to filter out input noise and provide stable operation.

2. GND Pin - Ground Connection: The ground connection is made through the GND pin, serving as the reference point for all operational voltages within the circuit. This pin should be connected to the negative terminal of the power source, ensuring that the AP3032KTR-G1 has a stable ground reference.

3. SW Pin - Switch Node for LED Drive: The AP3032KTR-G1 drives the LED array through its SW pin, which connects to the anode of the first LED in the series. The switch node pin oscillates at high frequency, enabling the step-up conversion necessary to maintain a constant current through the LED string regardless of input voltage fluctuations.

4. FB Pin - Feedback for Current Regulation: The feedback pin (FB) is critical for regulating the output current through the LED array. A resistor connected from the cathode of the last LED in the string to GND sets the current through the LEDs. The voltage across this resistor provides feedback to the AP3032KTR-G1, allowing it to adjust the duty cycle of the internal switch to maintain constant current output.

5. CTRL Pin - Brightness Control via PWM: Brightness control is achieved through the CTRL pin, which accepts a PWM (Pulse Width Modulation) signal. By adjusting the duty cycle of the PWM signal applied to this pin, the average current through the LED array is varied, allowing for dimming control. This feature is particularly useful for applications requiring adjustable backlight intensity.

6. Ceramic Capacitors for Input and Output Stability: In addition to the bypass capacitor at the Vin pin, it is advisable to place a ceramic capacitor at the output (between the SW pin and GND) to ensure smooth operation and minimize voltage ripple. This capacitor helps to store energy and supply the LED array during the off cycles of the switch.

7. Thermal Considerations for Layout Design: Although the AP3032KTR-G1 does not include a dedicated thermal pad, the layout of the printed circuit board (PCB) should consider thermal dissipation. Large ground planes, thermal vias, and keeping the path from Vin to SW pin short and wide can help in efficiently spreading heat away from the IC, ensuring reliable operation under various load conditions.

By meticulously configuring and connecting the AP3032KTR-G1 following these guidelines, designers can leverage its full capabilities for LED driving applications, particularly those requiring compactness, efficiency, and precise brightness control.

AP3032KTR-G1 information

AP3032KTR-G1 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
DC DC Regulator
Topology:
Step-Up (Boost)
InternalSwitch(s):
Yes
NumberofOutputs:
1
Voltage-Supply(Min):
2.7V
Voltage-Supply(Max):
9V
Voltage-Output:
-
Current-Output/Channel:
1.4A (Switch)
Frequency:
1MHz
Dimming:
PWM
Applications:
Backlight
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

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3. Are the AP3032KTR-G1 price and inventory displayed accurate?

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6. What is the process for return or replacement of AP3032KTR-G1?

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 AP3032KTR-G1 we delivered, we will accept the replacement or return of the AP3032KTR-G1 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 AP3032KTR-G1.

(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