Onsemi NCP3231 | Demoboard NCP3231GEVB | Würth Elektronik Reference Design Search

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reference designNCP3231 | Demoboard NCP3231GEVB

Overview

Topology	Buck Converter
Input voltage	4.5-18 V
Output 1	0.6 V / 25 A

Description

The NCP3231 is a high current, high efficiency, voltage−feed− forward voltage−mode synchronous buck converter which operates from 4.5 V to 18 V input and generates output voltages down to 0.6 V at up to 25 A DC load or 30 A instantaneous load.

Features

Wide Input Voltage Range from 4.5 V to 18 V
0.6 V Internal Reference Voltage
500 kHz Switching Frequency
External Programmable Soft−start
Lossless Low−side FET Current Sensing
Output Over−voltage Protection and Under−voltage Protection
System Over−temperature Protection using a Thermistor or Sensor
Hiccup Mode Operation for All Faults
Pre−bias Start−up
Adjustable Output Voltage
Power Good Output
Internal Over−temperature Protection
This is a Pb−Free Device*

More information

Products

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (µH)	I_RP,40K (A)	I_SAT,10% (A)	I_SAT,30% (A)	R_{DC max.} (mΩ)	Material	L_R (µH)	f_res (MHz)	Pins (Value) (pcs)	Application	PCB/Cable/Panel	Modularity	Type	Wire Section	Samples
	7443320047	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 25/12/2024 SPEC Datasheet valid from 26/12/2024 PCN PCN document		8 files EDA models: Components ZIP ALT WE-HCC (rev24a).IntLib \| 378.5 KB CDS Cadence_WE-HCC (rev23a).zip \| 7.4 MB EAG Eagle_WE-HCC (rev24a).lbr \| 49.6 KB CAD files ZIP 3D 3D_WE-HCC-1210_FERRITE_744332xxxx_3D (rev1).pdf \| 641.2 KB IGS IGS_WE-HCC-1210_FERRITE_744332xxxx (rev1).igs \| 6.4 MB STP WE-HCC-1210_FERRITE (rev1).stp \| 2 MB Electric models ZIP PSP PSpice_WE-HCC (rev22a).zip \| 9.6 KB SCS Spectre_WE-HCC (rev24a).mod \| 11.4 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WE-HCC SMT High Current Cube Inductor	0.47	40.2	49.9	54.7	1.85	Ferrite	0.46	138	2	–	–	–	–	–
	691351500004	SPEC	–	3 files CAD files ZIP 3D 691351500004_1 (rev1).pdf \| 334.5 KB IGS 691351500004 (rev1).igs \| 3.6 MB STP 691351500004 (rev1).stp \| 809.4 KB Download all 3 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WR-TBL Series 351 - 5.08 mm Vertical	–	–	–	–	–	–	–	–	4	Pluggable	Cable	No	Vertical	12 to 24 (AWG) 3.31 to 0.205 (mm²)
	691351500006	SPEC	–	3 files CAD files ZIP 3D 691351500006_1 (rev1).pdf \| 434.5 KB IGS 691351500006 (rev1).igs \| 4.8 MB STP 691351500006 (rev1).stp \| 1.1 MB Download all 3 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WR-TBL Series 351 - 5.08 mm Vertical	–	–	–	–	–	–	–	–	6	Pluggable	Cable	No	Vertical	12 to 24 (AWG) 3.31 to 0.205 (mm²)
	691313510004	SPEC	–	6 files EDA models: Components ZIP ALT Altium_WR-TBL (rev23f).IntLib \| 168.8 MB CDS Cadence_WR-TBL (rev23h).zip \| 338.1 MB EAG Eagle_WR-TBL Pluggable Connector (rev23b).lbr \| 3.8 MB CAD files ZIP 3D 3D_691313510004 (rev1).pdf \| 112.1 KB IGS Download_IGES_691313510004 (rev1).iges \| 1021.4 KB STP Download_STP_691313510004 (rev1).stp \| 386.5 KB	Active i\| Production is active. Expected lifetime: >10 years.	WR-TBL Series 313 - 5.08 mm Close Horizontal PCB Header	–	–	–	–	–	–	–	–	4	Pluggable	PCB	No	Horizontal	–
	691313510006	SPEC	–	6 files EDA models: Components ZIP ALT Altium_WR-TBL (rev23f).IntLib \| 168.8 MB CDS Cadence_WR-TBL (rev23h).zip \| 338.1 MB EAG Eagle_WR-TBL Pluggable Connector (rev23b).lbr \| 3.8 MB CAD files ZIP 3D 3D_691313510006 (rev1).pdf \| 156.6 KB IGS Download_IGES_691313510006 (rev1).iges \| 1.4 MB STP Download_STP_691313510006 (rev1).stp \| 542.4 KB	Active i\| Production is active. Expected lifetime: >10 years.	WR-TBL Series 313 - 5.08 mm Close Horizontal PCB Header	–	–	–	–	–	–	–	–	6	Pluggable	PCB	No	Horizontal	–

	Order Code	Datasheet	Simulation
	7443320047	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 25/12/2024 SPEC Datasheet valid from 26/12/2024 PCN PCN document
	691351500004	SPEC	–
	691351500006	SPEC	–
	691313510004	SPEC	–
	691313510006	SPEC	–

Samples

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (µH)	I_RP,40K (A)	I_SAT,10% (A)	I_SAT,30% (A)	R_{DC max.} (mΩ)	Material	L_R (µH)	f_res (MHz)	Pins (Value) (pcs)	Application	PCB/Cable/Panel	Modularity	Type	Wire Section	Samples