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TPS611781RNWR

Ideal for applications requiring 2A output with wide input voltage range

Quantity Unit Price(USD) Ext. Price
1 $0.897 $0.90
10 $0.743 $7.43
30 $0.666 $19.98
100 $0.589 $58.90
500 $0.479 $239.50
1000 $0.454 $454.00

Inventory:5,865

*The price is for reference only.
  • 90-day after-sales guarantee
  • 365 Days Quality Guarantee
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Submit your quote request for TPS611781RNWR using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of TPS611781RNWR

The TPS611781RNWR is a highly integrated boost converter IC designed for driving LED backlighting applications in displays and handheld devices. It offers a wide input voltage range and adjustable output voltage, making it versatile for various display lighting requirements.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • EN: Enable pin for turning the boost converter on/off
  • VIN: Input voltage supply
  • SW: Switching node for the boost converter
  • FB: Feedback pin for output voltage regulation
  • COMP: Compensation pin for stability control
  • GND: Ground connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS611781RNWR IC for a visual representation.

Key Features

  • High Efficiency Boost Converter: Efficiently drives LED backlights with minimal power loss.
  • Adjustable Output Voltage: Allows flexibility in setting the output voltage to meet specific display requirements.
  • Wide Input Voltage Range: Operates with a broad input voltage range for compatibility with different power sources.
  • Internal Compensation: Integrated compensation for improved stability and ease of design.
  • Enable Function: Enable pin for convenient on/off control of the boost converter.

Note: For detailed technical specifications, please refer to the TPS611781RNWR datasheet.

Application

  • Display Backlighting: Ideal for driving LED backlights in LCD displays, monitors, and handheld devices.
  • Portable Devices: Suitable for use in portable electronic devices requiring efficient and adjustable backlighting solutions.
  • LED Lighting: Can be used in various LED lighting applications where boost conversion is needed.

Functionality

The TPS611781RNWR is a versatile boost converter IC that efficiently drives LED backlights in displays and handheld devices. It provides adjustable output voltage and high efficiency for optimal lighting performance.

Usage Guide

  • Input Voltage: Connect VIN (Pin 2) to the input voltage source within the specified range.
  • Output Voltage Adjustment: Use the FB (Pin 4) and COMP (Pin 5) pins to adjust and regulate the output voltage as needed.
  • Enable Control: Utilize the EN (Pin 1) pin to enable or disable the boost converter operation.

Frequently Asked Questions

Q: Can the TPS611781RNWR drive multiple LED strings?
A: Yes, the TPS611781RNWR can be configured to drive multiple LED strings in backlighting applications, providing flexibility in design.

Q: What is the typical efficiency of the TPS611781RNWR?
A: The TPS611781RNWR offers high efficiency levels, typically above 90%, ensuring minimal power loss during operation.

Equivalent

For similar functionalities, consider these alternatives to the TPS611781RNWR:

  • LTC1871: A boost converter IC with similar features and adjustable output voltage for LED backlighting applications.
  • MP3425: This IC offers high-efficiency boost conversion for driving LED backlights in displays and portable devices.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Topology Boost Vin (min) (V) 2.7
Vin (max) (V) 20 Vout (min) (V) 4.5
Vout (max) (V) 20 Switch current limit (typ) (A) 8
Type Converter Regulated outputs (#) 1
Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200
Iq (typ) (mA) 0.23 Features Adjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Load Disconnect, Synchronous Rectification
Duty cycle (max) (%) 90 Operating temperature range (°C) -40 to 85
Rating Catalog

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

    For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.

    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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TPS611781RNWR

Ideal for applications requiring 2A output with wide input voltage range

Inventory:

5,865
Overview of TPS611781RNWR Specifications Warranty & Returns Similar Products Popular Products

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After Sales Service

What after-sales service can be provided?

We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:

·Initiate the request within 90 days after the item's shipment date.

·Coordinate the return or exchange with our team.

·Keep the items in their original condition as delivered.

·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.

Shipping

What channels of transportation of goods does the website support?

We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.

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Package

How to ensure that the parts will be intact during transportation?

The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.

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Payment

Which payment methods can be used to pay for goods

Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.

Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.

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