NCV3066DR2G DC-DC Power Conversion by ON Semiconductor

Buck / Boost / Inverting Regulator, Switching, Constant Current, 1.5 A, for HB-LEDs with Enable

Status: Active
Series: NCP3066
RoHS: Compliant
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The NCP3066 is a monolithic Buck Boost Inverting Switching Regulator designed to deliver constant current for powering high brightness LEDs. The device has a very low feedback voltage of 235 mV (nominal) which is used to regulate the average current of the LED string. In addition, the NCP3066 has a wide input voltage up to 40 V to allow it to operate from 12 Vac or 12 Vdc supply, commonly used for lighting applications as well as unregulated supplies such as rechargeable batteries. The NCP3066 switching regulator can be configured in Step-Down (Buck) and Step-Up (Boost) and Voltage-Inverting topologies with a minimum number of external components. An NCV3066 automotive version is available and without the ON/OFF feature as the NCP3065.

Where to Buy

Prices starting from US$0.78

Distributor Stock
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RS
from US$0.88
2,500
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Future Electronics
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37,500
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element14
from US$0.84
165
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Farnell
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165
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Newark Electronics
from US$0.79
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Avnet America
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RS Americas
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Features

Integrated 1.5 A Switch
Input Voltage Range from 3 V to 40 V
Low Feedback Voltage of 235 mV
Cycle-by-Cycle Current Limit
No Control Loop Compensation Required
Frequency of Operation Adjustable up to 250 kHz
Operation With All Ceramic Output Capacitors or No Output Capacitance
Internal Thermal Shutdown with Hysteresis
ON/OFF pin for direct PWM dimming
ON/OFF pin disabling the regulator
Benefits
Integrated switch provides for small footprint
Flexibility to operate from 12Vac or 12Vdc supplies commonly used for lighting applications
Allows the use of small / low cost sense resistor
Enhanced protection features
Easy design-in
Optimization of efficiency and size
Reduce size and cost by eliminating output capacitor
Enhanced protection features
Provides dimming up to 1kHz frequency
Low power standby (<100µA)
Applications
Constant Current Source
High Brightness LED (HBLED)
Automotive LED Headlight
End Products
High Power LED Driver
MR-16 Replacement

Specifications

Description NCP3066
Compliance AEC Qualified PPAP Capable Pb-free Halide free
Topology Step-Down Step-Up Step-Up/Step-Down
Control Mode Hysteretic
VCC Min (V) 3
VCC Max (V) 40
VO Typ (V) 40
IO Typ (A) 1.5
Efficiency (%) 85
fSW Typ (kHz) 250
Package Type SOIC-8

Alternative Descriptions

NCV3066 Series 3 to 40 V 250 kHz Current Buck Regulator for LEDS - SOIC-8 | Future Electronics
1.5A Const. Current Regulator ON/OFF SO8 | RS
LED DRV, BOOST, BUCK, INVERTING, SOIC-8 | Farnell
Buck/Boost/Inverting Regulator, Switching, Constant Current, 1.5 A, For Hb-Leds With Enable/Reel |Onsemi NCV3066DR2G | Newark Electronics
Conv DC-DC Single Step Down 3V to 40V 8-Pin SOIC N T/R | Avnet America
NCV3066DR2G, Buck/Boost Converter Inverting 1.5A, 250 kHz, 8-Pin SOIC | ON Semiconductor NCV3066DR2G | RS Americas


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCV3066DR2G?

Additional datasheets, footprints and schematics for NCV3066DR2G are listed on our Part Details page. You can also find images and similar parts to NCV3066DR2G on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for NCV3066DR2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCV3066DR2G price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does NCV3066DR2G fall under?

The NCV3066DR2G is listed under Power Management > DC-DC Power Conversion > Converters.

Can I view similar or alternative parts?

You can view similar parts to NCV3066DR2G when available in the Converters 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 NCV3066DR2G you can contact the distributor directly for product support, shipping queries etc.

Is the NCV3066DR2G RoHS compliant?

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

Which authorised distributors for NCV3066DR2G have stock available?

Authorised distributors including Future Electronics, RS, element14, Farnell and Newark Electronics have stock available or on a lead time for NCV3066DR2G.

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