What is the Additional Feature ?

Name: NCP1337DR2G
Brand: ON Semiconductor
SKU: NCP1337DR2G
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 NCP1337DR2G

Part No.:: NCP1337DR2G

Manufacturer:: ON Semiconductor

Package:: 8-SOIC (0.154, 3.90mm Width), 7 Leads

Datasheet:: NCP1337DR2G.pdf

Description:: IC OFFLINE SWITCH FLYBACK 7SOIC

In Stock:: 100

Quantity:: Add To Cart

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NCP1337DR2G Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Last Time Buy
OutputIsolation:
Isolated
InternalSwitch(s):
No
Voltage-Breakdown:
-
Topology:
Flyback
Voltage-StartUp:
12 V
Voltage-Supply(Vcc/Vdd):
10V ~ 20V
DutyCycle:
-
Frequency-Switching:
130kHz
Power(Watts):
-
FaultProtection:
Current Limiting, Over Temperature, Over Voltage, Short Circuit
ControlFeatures:
-
OperatingTemperature:
-40°C ~ 150°C (TJ)

NCP1337DR2G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including NCP1337DR2G 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 NCP1337DR2G 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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NCP1337DR2G information

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NCP1337DR2G Typical application Circuitry

NCP1337DR2G

The NCP1337DR2G is an integral part of the renowned NCP series developed by ON Semiconductor, specifically designed as a PWM (Pulse Width Modulation) current-mode controller. This device excels in managing switch mode power supplies (SMPS), making it a prime choice for applications like AC-DC adapters, offline battery chargers, and consumer electronics power supplies. Let's delve into the specifics of this device, exploring its series attributes and detailed circuit connection methodology, focusing on the precision required for each pin of the chip.

1. Series Attributes of NCP1337DR2G: As a high-end PWM controller in the NCP series, the NCP1337DR2G is distinguished by its high efficiency and precision in managing power conversions. It integrates essential features such as under-voltage lockout, over-voltage protection, and frequency jittering, which minimizes electromagnetic interference. These characteristics make it an excellent choice for sophisticated power management tasks.

2. Power Input Management: The NCP1337DR2G is designed to handle a wide range of input voltages. It's vital to connect the power source accurately to the VCC pin, conforming to the chip's specified voltage requirements, to ensure the device operates at its best.

3. Effective Grounding Techniques: Optimal performance of the NCP1337DR2G relies on a well-structured grounding strategy. Linking all ground connections to a central point in your circuit minimizes electronic noise and stabilizes operations.

4. Feedback Loop Configuration: This device controls the output voltage via its feedback pin. A connection from the output of your power supply to this pin is essential, which can be executed through a voltage divider or an optocoupler, depending on your application's requirements.

5. Output Drive Setup: The NCP1337DR2G is adept at efficiently driving a power MOSFET. Its high-power output should be directly connected to the gate of the MOSFET to facilitate effective power switching.

6. Precise Current Sensing: The current mode control feature of the NCP1337DR2G centers around its CS pin. Placing a sensing resistor between the source of the power MOSFET and this pin enables accurate current monitoring.

7. Implementing Soft-Start: To mitigate the initial current surge at startup, the NCP1337DR2G includes a soft-start feature. Attaching a capacitor to the SS pin helps gradually increase the PWM duty cycle, allowing for a smoother startup.

8. Utilizing Auxiliary Functions: The chip also offers overvoltage and overcurrent protection mechanisms. Activating these features requires connecting their respective pins to specific points in your circuit.

9. Oscillator and Timing Adjustment: To modify the PWM frequency of the NCP1337DR2G, external resistors and capacitors need to be connected to its oscillator pins. Consulting the datasheet is crucial for determining precise component values.

10. Decoupling Capacitors Application: Placing decoupling capacitors near the power supply pins of the NCP1337DR2G enhances its operational stability and suppresses noise.

11. PCB Layout Design: A well-thought-out PCB layout is critical for the NCP1337DR2G's performance. This involves optimizing switch path lengths and considering the separation of analog and digital grounds for improved functionality.

In conclusion, the NCP1337DR2G is a pivotal component in efficient and reliable power supply management. Its effectiveness hinges on precise pin connections, compliance with voltage specifications, strategic integration within systems, leveraging its advanced features, thoughtful circuit design, adherence to rigorous standards, and careful handling and installation. These practices guarantee the NCP1337DR2G operates at its full potential, significantly enhancing the efficiency and reliability of power supply systems.

NCP1337DR2G FAQ

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6. What is the process for return or replacement of NCP1337DR2G?

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 NCP1337DR2G we delivered, we will accept the replacement or return of the NCP1337DR2G 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 NCP1337DR2G.

(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