NCV890430MW50TXG DC-DC Power Conversion by ON Semiconductor

Automotive 0.6 A 2 MHz 100% Duty Cycle Step-Down Synchronous Regulator

Status: Active
Series: NCV890430
RoHS: Compliant
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The NCV890430 is a fixed-frequency Synchronous Buck regulator intended for Automotive, battery-connected applications that operate with up to a 45 V input supply. It is suitable for automotive systems requiring low noise and low shutdown currents that also need to operate at low input voltage close to the output voltage. A reset pin (with adjustable delay) simplifies interfacing with a microcontroller. This part also features an enable input that can either be connected to a low voltage (such as a micro-controller output) or high voltage (such as the battery input), and a synchronization input. The NCV890430 also provides several protection features expected in automotive power supply systems such as current limit, short circuit protection, and thermal shutdown. In addition, the high switching frequency produces low output voltage ripple even when using small inductor values and all-ceramic input output filter capacitors − forming a space-efficient switching regulator solution.

Where to Buy

Prices starting from US$1.33

Distributor Stock
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Farnell
from US$1.50
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Logo for Newark Electronics
Newark Electronics
from US$1.33
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Logo for Avnet America
Avnet America
from US$1.34
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Logo for Avnet Asia
Avnet Asia
from US$1.48
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EBV Elektronik
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Avnet Silica
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Features

Internal 550 mΩ P Channel and 300 mΩ N-Channel Power Switches
Capable of 100% Duty Cycle Operation
VIN operating range of 3.5 V to 37 V
Withstands Load Dump to 45 V
2 MHz Free-Running Switching Frequency
Shutdown Current Less than 10 µA
High Voltage Enable Pin
Synchonization Input Pin
Maximum DC Output Current of at least 0.6A
Fixed Output Voltage (5.0 V, 3.3 V and 2.5 V Versions)
± 2% Output Voltage Accuracy
DFN Package with Wettable Flanks (Pin Edge Plating Per JEDEC MO220)
NCV Prefix for Automotive Requiring Site and Control Changes
Pb-Free
Applications
Automotive Infotainment and Instrumentation
Linear Regulator Replacement
Automotive
End Products
Automotive Body Applications
Rear View Camera

Specifications

Description NCV890430, NCV890430 - 5.0 V Version
Compliance AEC Qualified PPAP Capable Pb-free Halide free
Topology Step-Down
Control Mode Current Mode
VCC Min (V) 3.5
VCC Max (V) 45
VO Typ (V) 5
IO Typ (A) 0.6
Efficiency (%) 74
fSW Typ (kHz) 2000
Package Type DFN-8

Alternative Descriptions

Automotive Switcher/Reel |Onsemi NCV890430MW50TXG | Newark Electronics
DC/DC Switching Regulator, Fixed, Buck (Step Down), 1 Output, 5 V, 600 mA, 2 MHz, 8 Pins, DFN-EP | Avnet America
DC/DC CONV, AEC-Q100, SYNC BUCK, DFN-8 | Farnell
Conv DC-DC Single Step Down 3.5V to 37V 8-Pin DFN T/R | EBV Elektronik


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCV890430MW50TXG?

Additional datasheets, footprints and schematics for NCV890430MW50TXG are listed on our Part Details page. You can also find images and similar parts to NCV890430MW50TXG on this page.

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What category does NCV890430MW50TXG fall under?

The NCV890430MW50TXG is listed under Power Management > DC-DC Power Conversion > Converters.

Can I view similar or alternative parts?

You can view similar parts to NCV890430MW50TXG when available in the Converters range under the specifications section at the bottom of the details page.

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Is the NCV890430MW50TXG RoHS compliant?

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

Which authorised distributors for NCV890430MW50TXG have stock available?

Authorised distributors including Newark Electronics, Avnet America, Avnet Asia, Farnell and EBV Elektronik have stock available or on a lead time for NCV890430MW50TXG.

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