NCP1632DR2G AC-DC Power Conversion by ON Semiconductor

Critical Conduction Mode (CrM) Power Factor Controller, Interleaved

Status: Active
Series: NCP1632
RoHS: Compliant
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The NCP1632 integrated a dual MOSFET driver for interleaved PFC applications. Interleaving consists of paralleling two small stages in lieu of a bigger one, more difficult to design. This approach has several merits like the ease of implementation, the use of smaller components or a better distribution of the heating. Also, Interleaving extends the power range of Critical Conduction Mode that is an efficient and cost-effective technique (no need for low trr diodes). In addition, the NCP1632 drivers are 180o phase shifted for a significantly reduced current ripple. Housed in a SOIC16 package, the circuit incorporates all the features necessary for building robust and compact interleaved PFC stages, with a minimum of external components.

Where to Buy

Prices starting from US$0.75

Distributor Stock
Logo for RS
RS
from US$0.81
No stock
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Newark Electronics
from US$0.76
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Future Electronics
from US$0.75
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Avnet America
from US$0.81
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element14
from US$0.80
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Avnet Asia
from US$0.79
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Farnell
from US$0.78
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EBV Elektronik
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Avnet Silica
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Features

180° out of phase operation
Frequency Clamped Critical conduction Mode (FCCrM) operation
Frequency foldback at low power
Integrated Overcurrent protection, Overvoltage protection, UVLO and brown-out protection
Benefits
Low EMI and reduces RMS current in the bulk capacitor
Optimize efficiency over the load range
Improve light load efficiency
Increase system reliability
Applications
All Off Line Appliance Requiring Power Factor Correction
Flat panel TVs
LCD TV
End Products
SMPS
Computer Power Supplies
Server power, networking power

Specifications

Description NCP1632, Interleaved, 2-Phase Power Factor Controller
Compliance Pb-free Halide free
PFC Mode CRM
Frequency Operation Variable
Control Mode Voltage Mode
Topology Step-Up
fSW Typ (kHz) Up to 500
VCC Max (V) 20
Drive Cap. (mA) 500 / 500
UVLO (V) 9.5 - 12
Latch Yes
UVP Yes
Package Type SOIC-16

Alternative Descriptions

Power Factor Controller SOIC-16N | RS
2 Phase Interleave Pfc/Reel |Onsemi NCP1632DR2G | Newark Electronics
NCP1632 Series 10 to 20 V Interleaved 2-Phase Power Factor Controller - SOIC-16 | Future Electronics
Power Factor Correction PWM CONTRLR PFC Controller 50uA 30kHz 16-Pin SOIC T/R | Avnet America
PFC CONTROLLER, FCCRM, SOIC-16 | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCP1632DR2G?

Additional datasheets, footprints and schematics for NCP1632DR2G are listed on our Part Details page. You can also find images and similar parts to NCP1632DR2G on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for NCP1632DR2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCP1632DR2G price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does NCP1632DR2G fall under?

The NCP1632DR2G is listed under Power Management > AC-DC Power Conversion > Power Factor Controllers.

Can I view similar or alternative parts?

You can view similar parts to NCP1632DR2G when available in the Power Factor Controllers 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 NCP1632DR2G you can contact the distributor directly for product support, shipping queries etc.

Is the NCP1632DR2G RoHS compliant?

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

Which authorised distributors for NCP1632DR2G have stock available?

Authorised distributors including RS, Newark Electronics, Future Electronics, Avnet America and element14 have stock available or on a lead time for NCP1632DR2G.

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

Stock availability and lead times will be displayed for NCP1632DR2G often in real-time on the comparison pages.

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