IHCL-4040DZ-5A 2.7 H www.vishay.com Vishay Dale Low-Profile, High-Current Coupled Inductor FEATURES High temperature, up to 155 C Shielded construction Frequency range up to 5.0 MHz Lowest DCR/H in this package size Handles high transient current spikes without saturation Ultra low buzz noise, due to composite click logo to get started DESIGN SUPPORT TOOLS construction Coupling is > 90 % - optimized for SEPIC converters Models Design Tools AEC-Q200 qualified Available Available Patent pending STANDARD ELECTRICAL SPECIFICATIONS Material categorization: for definitions of compliance L 0 please see www.vishay.com/doc 99912 INDUCTANCE HEAT 20 % AT DCR DCR RATING SATURATION 100 kHz, NOM. MAX. CURRENT CURRENT APPLICATIONS 0.25 V, 0 A 25 C 25 C DC TYP. DC TYP. (1) (2) SEPIC converters (H) (m) (m) (A) (A) L 2.7 15.9 17.0 9.3 11.0 1-2 DC/DC converters L 2.7 16.7 17.9 8.5 11.0 3-4 Common mode applications L 1-4 10.8 32.6 34.9 6.0 2.7 (L shorted) LED lighting 2-3 L 1-3 (3) 0.1 32.6 34.9 6.0 See note (L shorted) 2-4 DIMENSIONS in inches millimeters L Common Mode Side View Top View Side View (1-3 and 2.7 7.6 8.1 13.25 5.7 2-4 shorted) 4 3 0.110 0.005 L 4 3 Differential Mode 0.400 0.005 2.79 0.127 (3) (1-4 and 0.1 7.6 8.1 13.25 See note 10.16 0.127 1 2 2-3 shorted) 1 2 Notes 0.080 0.005 All test data is referenced to 25 C ambient 0.158 2.03 0.127 0.420 0.010 4.0 Operating temperature range -55 C to +155 C 10.67 0.254 Max. The part temperature (ambient + temp. rise) should not exceed 155 C under worst case operating conditions. Circuit design, Typical Pad Layout Bottom View Schematic component placement, PWB trace size and thickness, airflow 0.084 0.015 0.220 5.588 and other cooling provisions all affect the part temperature. Part 2.13 0.381 3 2 temperature should be verified in the end application 4 3 12 0.070 Rated operating voltage (across inductor) = 50 V 1.778 SEPIC operation can generate up to 2x the input or output 1 2 43 1 4 voltage across the inductor. Please limit V and V to 25 V IN OUT max. for SEPIC operation 0.125 0.120 (1) 3.175 DC current (A) that will cause an approximate T of 40 C 0.232 0.030 3.048 (2) 5.89 0.762 DC current (A) that will cause L to drop approximately 20 % 0 (3) In this configuration, current flowing opposite directions through coils cancels and the 0.1 H inductance is very stable with varying current. Observe the heat rating current to avoid excessive temperature rise in this configuration DESCRIPTION IHCL-4040DZ-5A 2.7 H 20 % ER e3 MODEL INDUCTANCE VALUE INDUCTANCE TOLERANCE PACKAGE CODE JEDEC LEAD (Pb)-FREE STANDARD GLOBAL PART NUMBER I H C L 4 040 D Z E R 2 R 7 M 5 A PRODUCT FAMILY SIZE PACKAGE INDUCTANCE TOL. SERIES CODE VALUE Revision: 09-Feb-18 Document Number: 34334 1 For technical questions, contact: magnetics vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 IHCL-4040DZ-5A 2.7 H www.vishay.com Vishay Dale PERFORMANCE GRAPHS 2.7 H 4 3 L1-2 L3-4 2 1 0 0 2 4 6 8 10 DC CURRENT (A) 2.7 H 8 80 6 60 L3-4Q 4 40 L1-2Q L1-2 L3-4 2 20 0 0 0.1 1 10 100 FREQUENCY (MHz) 2.7 H 100 L3-4 80 SERIES L1-2 Parallel 60 40 20 0 0 5 10 15 20 DC CURRENT (A) Revision: 09-Feb-18 Document Number: 34334 2 For technical questions, contact: magnetics vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 INDUCTANCE (H) TEMPERATURE (C) INDUCTANCE (H) Q