NCP1589LMNTWG DC-DC Power Conversion by ON Semiconductor

Synchronous Buck Controller, Low Voltage, with Light Load Efficiency and Transient Enhancement

Status: Active
Series: NCP1589L
RoHS: Compliant
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The NCP1589L is a low cost PWM controller designed to operate from a 5 V or 12 V supply. This device is capable of producing an output voltage as low as 0.8 V and converting voltage from as low as 2.5 V. It is easy to operate and provides an optimal level of integration to reduce size and cost of the power supply. It operates in Ramp Pulse Modulation mode for superior load step and release response. In addition to fast transient response, it also includes a 1.5 A gate driver design and light load efficiency features such as adaptive nonoverlap circuitry and diode emulation. It normally operates at a range of 200~500 kHz in continuous current conduction mode, which reduces with current at light load for further power saving. Protection features include programmable overcurrent protection, output overvoltage and undervoltage protection and input undervoltage lockout.

Where to Buy

Prices starting from US$0.27

Distributor Stock
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Farnell
from US$0.27
No stock
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Logo for Newark Electronics
Newark Electronics
from US$0.40
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Logo for Avnet America
Avnet America
from US$0.42
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Logo for Avnet Asia
Avnet Asia
from US$0.40
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Features

VCC Range from 4.5 V to 13.2 V Adjustable Operating frequency Boost Pin Operates to 35 V Ramp Pulse Modulation Control Precision 0.8 V Internal Reference Adjustable Output Voltage Internal 1.5 A Gate Drivers Input Under Voltage Lockout Programmable Current Limit Adaptive Diode Mode Emulation in Light Load This is a PbFree Device
Applications
Graphics Cards Desktop Computers Servers / Networking DSP & FPGA Power Supply DCDC Regulator Modules

Specifications

Description NCP1589L
Compliance Pb-free Halide free
Topology Step-Down
VCC Min (V) 4.5
VCC Max (V) 13.2
Package Type DFN-10

Alternative Descriptions

Synchronous Buck Controller, Low Voltage, With Light Load Efficiency And Transient Enhancement/Reel |Onsemi NCP1589LMNTWG | Newark Electronics
DC DC Cntrlr Single-OUT Synchronous Buck Controller/PWM DC to DC Controller 10-Pin DFN EP T/R | Avnet America
DC/DC CTRL, SYNC BUCK, DFN-10 | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCP1589LMNTWG?

Additional datasheets, footprints and schematics for NCP1589LMNTWG are listed on our Part Details page. You can also find images and similar parts to NCP1589LMNTWG on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for NCP1589LMNTWG on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCP1589LMNTWG price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does NCP1589LMNTWG fall under?

The NCP1589LMNTWG is listed under Power Management > DC-DC Power Conversion > Controllers.

Can I view similar or alternative parts?

You can view similar parts to NCP1589LMNTWG when available in the 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 NCP1589LMNTWG you can contact the distributor directly for product support, shipping queries etc.

Is the NCP1589LMNTWG RoHS compliant?

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

Which authorised distributors for NCP1589LMNTWG have stock available?

Authorised distributors including Newark Electronics, Avnet America, Avnet Asia and Farnell have stock available or on a lead time for NCP1589LMNTWG.

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