NCL30185BDR2G LED Drivers by ON Semiconductor

LED Driver, AC-DC Power Factor Corrected 3 Step Dimmable Quasi-Resonant Primary Side Current Mode Controller for LED Lighting

Status: Active
Series: NCL30185
RoHS: Compliant
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The NCL30185 is an AC-DC power factor corrected flyback controller targeting isolated and non−isolated buck-boost/SEPIC constant current LED drivers. The controller operates in a quasi−resonant mode to provide optimal efficiency. Thanks to a novel control method, the device is able to tightly regulate a constant LED current from the primary side. This removes the need for secondary side feedback circuitry, biasing and an optocoupler. The device is highly integrated with a minimum number of external components. A robust suite of safety protection is built in to simplify the design. This controller has integrated 3 step log dimming which allows an LED bulb or luminaire to be dimming from a standard wall switch. In addition to steps of 70% and 25% which are similar to a traditional 3 way lamp, one additional step of 5% current is included to support deep dimming applications.

Where to Buy

Prices starting from US$0.38

Distributor Stock
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Farnell
from US$0.39
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Newark Electronics
from US$0.38
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Avnet America
from US$0.39
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element14
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EBV Elektronik
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Features

Constant Current Control with Primary Side Feedback
No need for binning of LEDs or production trimming for accuracy
3 dimmable steps of 70%, 25%, and 5% of full current
Line Feedforward for Enhanced Regulation Accuracy
Wide Vcc operating range
User Programmable Thermal Foldback
Output LED open and short protection
Secondary Diode Short Protection
VCC undervoltage and overvoltage protection
Wide Temperature range of -40 to 125 °C
Auto-recoverable (B-version) and Latched (A-version) fault handling options
Benefits
No need for binning of LEDs or production trimming for accuracy
Exceeds industry requirements for lighting
Energy saving dimming with standard wall switch
Supports accurate regulation for universal mains applications
Simplifies support for a broad range of LED forward voltages with one magnetic design
Protects LED driver from overheating in severe situations
Robust fault handling of common LED system faults
Avoids overheating in fault condition
Robust fault handling
Suports outdoor and high temperature environments
Applications
Integrated LED Driver Electronics
LED Bulbs
LED Light Engines
Electronic Control Gear for LED Systems
End Products
LED Lighting
LED Driver Power Supplies
LED Tubes

Specifications

Description NCL30185, auto-recovery fault handling figh resolution application
Compliance Pb-free Halide free
Topology Step-Up/Step-Down
VI Min (V) 9.4
VI Max (V) 26
VO Max (V) 200
IO Max (mA) 3000
fSW Typ (kHz) Up to 150
Package Type SOIC-8

Alternative Descriptions

Led Lighting Controller/Reel |Onsemi NCL30185BDR2G | Newark Electronics
LED Driver Power Factor Corrected Quasi-Resonant Primary Side Current-Mode Controller 8-Pin SOIC T/R | Avnet America
LED DRIVER, BUCK-BOOST/FLYBACK, SOIC-8 | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCL30185BDR2G?

Additional datasheets, footprints and schematics for NCL30185BDR2G are listed on our Part Details page. You can also find images and similar parts to NCL30185BDR2G on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for NCL30185BDR2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCL30185BDR2G price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does NCL30185BDR2G fall under?

The NCL30185BDR2G is listed under Power Management > LED Drivers > AC-DC LED Drivers.

Can I view similar or alternative parts?

You can view similar parts to NCL30185BDR2G when available in the AC-DC LED Drivers range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the NCL30185BDR2G you can contact the distributor directly for product support, shipping queries etc.

Is the NCL30185BDR2G RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for NCL30185BDR2G have stock available?

Authorised distributors including Newark Electronics, Avnet America, element14, Farnell and EBV Elektronik have stock available or on a lead time for NCL30185BDR2G.

How do I check stock and lead times for all distributors?

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