Infineon Technologies IR3889M | Demoboard EVAL_3889 | Würth Elektronik Reference Design Search

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reference designIR3889M | Demoboard EVAL_3889

Overview

Topology	Buck Converter
Input voltage	12 V
Switching frequency	600-800 kHz
Output 1	3.3 V / 30 A
IC revision	2.0

Features

Vin = +12 V
Vout = +3.3 V @ 0- 30 A
Fs=600 kHz/800 kHz
L= 470 nH (12.5 mm x 13 mm x 9 mm, DCR=0.165 mΩ)
Cin= 10 x 22 µF (25 V, ceramic 0805) + 1 x 330 µF (25 V, electrolytic, optional)
Cout=10 x 47 µF (6.3 V, ceramic 0805)

Typical applications

Telecom and Datacom Applications, Server Applications, Storage Applications
Distributed Point of Load Power Architectures

More information

Products

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (nH)	L_R (nH)	I_R (A)	I_SAT,10% (A)	I_SAT,30% (A)	R_DC (mΩ)	f_res (MHz)	Material	Samples
	744309047	SPEC		9 files EDA models: Components ZIP ALT WE-HCM (rev25b).IntLib \| 1.3 MB CDS Cadence_WE-HCM (rev25b).zip \| 5.4 MB EAG Eagle_WE-HCM (rev25c).lbr \| 182.5 KB KIC KiCad_WE-HCM (rev25a).zip \| 1.6 MB ZUK Cadstar_WE-HCM (rev21a).zip \| 22.7 KB CAD files ZIP IGS WE-HCM_1390 (rev1).igs \| 1 MB STP WE-HCM_1390 (rev1).stp \| 379.1 KB Electric models ZIP PSP PSpice_WE-HCM (rev25a).zip \| 14.8 KB SCS Spectre_WE-HCM (rev24a).mod \| 17.9 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WE-HCM SMT High Current Flat Wire Inductor	470	200	47.5	35.1	46.8	0.165	22	MnZn

	Order Code	Datasheet	Simulation
	744309047	SPEC

Samples

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (nH)	L_R (nH)	I_R (A)	I_SAT,10% (A)	I_SAT,30% (A)	R_DC (mΩ)	f_res (MHz)	Material	Samples

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