LQH4N1R8M04M - Brand New Murata Electronics IC Chips
In Stock:3044 ,Ready for Immediate Shipping
New
RoSH Lead free
In Stock:
3044,
Ready for Immediate Shipping
Brand:Murata Electronics
Category:IC Chips
Chipdatas Part No.:CD94-LQH4N1R8M04M
Manufacturer Part No.:LQH4N1R8M04M
Datecode:09+
Package:0.5kreel
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Description
The LQH4N1R8M04M is a step-up DC/DC converter designed for driving white LEDs with a constant current. It can drive two, three, or four LEDs in series from a Li-ion cell, providing uniform brightness without the need for ballast resistors. With a switching frequency of 1.2 MHz, it allows the use of small external components and a low 95mV feedback voltage for better efficiency. It is suitable for various applications requiring efficient LED driving.
Specifications and Features
- Inherently matched LED current
- High efficiency: 84% typical
- Drives up to four LEDs from a 2.8V supply
- Drives up to six LEDs from a 5V supply
- 36V rugged bipolar switch
- Fast 1.2MHz switching frequency
- Uses tiny 1mm tall inductors
- Requires only 0.22μF output capacitor
- Low profile TSOT package
Application Scenarios
The LQH4N1R8M04M is suitable for a wide range of applications, including:
- LED lighting
- Portable devices
- Battery-powered applications
- Automotive lighting
- LCD backlighting
- And more
Comparison
Advantages- Inherently matched LED current for uniform brightness
- High efficiency for better power management
- Wide input voltage range to accommodate various power sources
- Compact design with small external components
- Low power loss in current setting resistor for improved efficiency
Disadvantages- Limited maximum number of LEDs that can be driven
- Restricted to use with Li-ion cell power source
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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
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Additional Information
- Datasheet: Download LQH4N1R8M04M
- Chipdatas Part: CD94-LQH4N1R8M04M
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 10:14 +0800
Refund
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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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