Nexperia NEX40400 | Demoboard NEX40400EVM-12 | Würth Elektronik Reference Design Search

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reference designNEX40400 | Demoboard NEX40400EVM-12

Overview

Topology	Buck Converter
Input voltage	4.5-40 V
Output 1	5 V / 0.6 A
IC revision	1

Description

The NEX40400EVM evaluation board allows to test functionality and measure performance of stepdown DC-DC voltage regulator designed based on NEX40400 - integrated 4.5 V to 40 V, 600 mAsynchronous step-down converter.

Features

4.5V to - 40V input voltage range
- 12Voutput
- 600mA continuous output current
- Pulse Frequency Modulation (PFM) at light load
- Frequency foldback for high conversion ratio and low drop-out application
- Internal compensation
- Short circuit protection with Hiccup mode
- TSOT23-6 package

Typical applications

More information

Products

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	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L(µH)	I_R(A)	I_SAT(A)	R_DC(mΩ)	f_res(MHz)	Pins	Type	Mount	L(mm)	H(mm)	Working Voltage(V (AC))	Operating Temperature	SamplesAvailability & Sample

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	74404084330	SPECWE-LQS SMT Power Inductor, 33 µH, 1.8 A PCN pending Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff. SPEC Datasheet PCN PCN document	Simulation	Availability –	Downloads9 files EDA models: Components ZIP ALT WE-LQS (rev24a).IntLib \| 1.1 MB CDS Cadence_WE-LQS (rev24b).zip \| 6.2 MB EAG Eagle_WE-LQS (rev24a).lbr \| 135.4 KB KIC KiCad_WE-LQS (rev26b).zip \| 713.7 KB ZUK Cadstar_WE-LQS (rev20b).zip \| 20.4 KB CAD files ZIP IGS WE-LQS_8040_LQS (rev1).igs \| 1.2 MB STP WE-LQS_8040_LQS (rev1).stp \| 611.9 KB Electric models ZIP PSP PSpice_WE-LQS (rev23a).zip \| 36.9 KB SCS Spectre_WE-LQS (rev24a).mod \| 42.7 KB Download all 9 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Product seriesWE-LQS SMT Power Inductor	Inductance33 µH	Rated Current1.8 A	Saturation Current2.7 A	DC Resistance97 mΩ	Self Resonant Frequency12 MHz	–	–	MountSMT	Length8 mm	Height4.2 mm	–	Operating Temperature -40 °C up to +125 °C	–Check availability
	61300111121	SPECWR-PHD Pin Header - Single, –, 3 A	Simulation–	Availability –	Downloads7 files EDA models: Components ZIP ALT Altium_WR-PHD (rev24a).IntLib \| 34.1 MB CDS Cadence_WR-PHD (rev25a).zip \| 65.8 MB EAG Eagle_WR-PHD (rev25a).lbr \| 5.2 MB KIC KiCad_WR-PHD (rev26c).zip \| 111.3 MB CAD files ZIP 3D 3D_61300111121 (rev1).pdf \| 17.3 KB IGS Download_IGES_61300111121 (rev1).iges \| 168.5 KB STP Download_STP_61300111121 (rev1).stp \| 42.2 KB	Status Activei\| Production is active. Expected lifetime: >10 years.	Product seriesWR-PHD Pin Header - Single	–	Rated Current3 A	–	–	–	Pins1	TypeStraight	MountTHT	Length2.54 mm	–	Working Voltage250 V (AC)	Operating Temperature -40 °C up to +105 °C	–Check availability
	61300211121	SPECWR-PHD Pin Header - Single, –, 3 A	Simulation–	Availability –	Downloads7 files EDA models: Components ZIP ALT Altium_WR-PHD (rev24a).IntLib \| 34.1 MB CDS Cadence_WR-PHD (rev25a).zip \| 65.8 MB EAG Eagle_WR-PHD (rev25a).lbr \| 5.2 MB KIC KiCad_WR-PHD (rev26c).zip \| 111.3 MB CAD files ZIP 3D 3D_61300211121 (rev1).pdf \| 21.6 KB IGS Download_IGES_61300211121 (rev1).iges \| 257.6 KB STP Download_STP_61300211121 (rev1).stp \| 63.3 KB	Status Activei\| Production is active. Expected lifetime: >10 years.	Product seriesWR-PHD Pin Header - Single	–	Rated Current3 A	–	–	–	Pins2	TypeStraight	MountTHT	Length5.08 mm	–	Working Voltage250 V (AC)	Operating Temperature -40 °C up to +105 °C	–Check availability