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Description
The QCPL-4539 is a high efficiency synchronous, step-down DC/DC converter designed for use in electronic devices. It has an input voltage range of 2.65V to 5.5V and can provide an adjustable regulated output voltage from 0.8V to 5V. With a maximum output current of 3A, this component offers reliable power supply functionality.
Specifications and features
- High Efficiency : Up to 95%
- Low Quiescent Current : 100μA
- Low RDS(ON) Internal Switches : 75mΩ
- Programmable Frequency : 300kHz to 4MHz
- No Schottky Diode Required
- 0.8V Reference Allows Low Output Voltage
- Low Dropout Operation : 100% Duty Cycle
- Synchronizable Switching Frequency
- Power Good Output Voltage Monitor
- Over Temperature Protection
- Thermally Enhanced SOP-16, TSSOP-16 (Exposed Pad) and 16-Lead VQFN 4x4 Packages
- RoHS Compliant and 100% Lead (Pb)-FreeApplication Scenarios
- Portable Instruments
- Battery-Powered Equipment
- Notebook Computers
- Distributed Power Systems
- IP Phones
- Digital CamerasComparison
Advantages:
- High efficiency up to 95% helps to optimize power usage
- Low quiescent current of 100μA for reduced power consumption
- Programmable frequency allows for customization and flexibility in power management
- No Schottky diode required, simplifying the design
- Low dropout operation with 100% duty cycle for efficient power delivery
- Over temperature protection for enhanced reliability
- Thermally enhanced packaging options for effective heat dissipation
- RoHS compliant and 100% lead (Pb)-free for environmental friendlinessDisadvantages:
- None identified at this time -
Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Popular parts of the same kind
- Datasheet: Download QCPL-4539
- Chipdatas Part: CD88-QCPL-4539
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 12:20 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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DHL(www.dhl.com)
$40 limited time offer. -
UPS(www.ups.com)
$40 limited time offer. -
FedEx(www.fedex.com)
$40 limited time offer. -
Registered Mail(www.singpost.com)
Free shipping without minimum order.
