What is the Additional Feature ?

Name: TOP258PN
Brand: Power Integrations
SKU: TOP258PN
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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Power Integrations TOP258PN

Part No.:: TOP258PN

Manufacturer:: Power Integrations

Package:: 8-DIP (0.300, 7.62mm), 7 Leads

Datasheet:: TOP258PN.pdf

Description:: IC OFFLINE SWITCH FLYBACK 8DIP

In Stock:: 2342

Quantity:: Add To Cart

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TOP258PN this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TOP258PN 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 TOP258PN 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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TOP258PN Typical application Circuitry

TOP258PN

The TOP258PN is a versatile integrated off-line switcher chip. It is primarily used in the design of power supplies with minimal external components. Known for its efficiency and reliability, the TOP258PN is often found in applications such as LCD monitors, smart chargers, and various home appliances.

Application Scenario: Power Supply for LCD Monitors

In the context of an LCD monitor, the TOP258PN is typically used to create a compact and efficient power supply unit.

Parameter Features:

- Wide Input Voltage Range: This enables the TOP258PN to adapt to various mains voltages around the world.

- Extended Power Range: Provides the flexibility to deliver more power with fewer components.

- Integrated PWM Control: The built-in Pulse Width Modulation (PWM) control simplifies the design process.

Specific Circuit Connection - LCD Monitor Power Supply

1. Input Power Connection: Connect the AC mains to the input pins of the TOP258PN. It is important to ensure the input voltage matches the specifications of the AC mains.

2. Output Voltage Regulation: The CONTROL pin of the TOP258PN is used to set and regulate the output voltage. This pin can be connected to a voltage divider or feedback network that senses the output voltage and adjusts the duty cycle accordingly.

3. Drain Pin for Power Switching: The DRAIN pin is connected to the primary winding of the transformer. This is where the main switching action happens.

4. Bypass Capacitor: Place a bypass capacitor close to the BYPASS pin to stabilize the operation of the internal bias voltage of the TOP258PN.

5. Thermal Considerations: Implement appropriate thermal management, like heat sinks, to ensure the TOP258PN operates within safe temperature limits.

Considerations in Circuit Design

1. Safety and Isolation: Ensure proper isolation between the high voltage input side and the low voltage output side, especially in power supplies for LCD monitors.

2. Efficiency Optimization: Optimize the transformer design and select appropriate components to enhance overall efficiency.

3. EMI Reduction: Implement strategies to minimize Electromagnetic Interference (EMI), which is crucial in maintaining the performance of the LCD monitor.

4. Component Selection: Choose reliable and high-quality components to work with the TOP258PN for enhanced longevity and performance.

In conclusion, the TOP258PN is a highly efficient and reliable choice for creating power supplies in devices such as LCD monitors. When designing circuits with this chip, considerations such as safety and isolation, efficiency optimization, EMI reduction, and careful component selection are crucial to ensure a high-performing and safe power supply solution.

TOP258PN information

TOP258PN Specifications

Packaging:
Tube
Series:
TOPSwitch®-HX
ProductStatus:
Active
OutputIsolation:
Isolated
InternalSwitch(s):
Yes
Voltage-Breakdown:
700V
Topology:
Flyback
Voltage-StartUp:
-
Voltage-Supply(Vcc/Vdd):
-
DutyCycle:
78%
Frequency-Switching:
66kHz
Power(Watts):
48 W
FaultProtection:
Current Limiting, Over Temperature, Over Voltage
ControlFeatures:
-
OperatingTemperature:
-40°C ~ 150°C (TJ)

TOP258PN FAQ

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2. How does icwhale.com guarantee that TOP258PN is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the TOP258PN. All suppliers must pass our qualification reviews before they can publish their products including TOP258PN on icwhale.com; we pay more attention to the channels and quality of TOP258PN products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the TOP258PN price and inventory displayed accurate?

The price and inventory of TOP258PN fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

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5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of TOP258PN?

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 TOP258PN we delivered, we will accept the replacement or return of the TOP258PN 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 TOP258PN.

(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