IHCL-4040DZ-5A 4.7 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 APPLICATIONS 100 kHz, NOM. MAX. CURRENT CURRENT 0.25 V, 0 A 25 C 25 C DC TYP. DC TYP. SEPIC converters (1) (2) (H) (m) (m) (A) (A) DC/DC converters L 4.7 30.5 33 6.1 7.2 1-2 L 4.7 30.5 33 6.1 9.2 Common mode applications 3-4 L 1-4 19 61 65 4 3 LED lighting (L shorted) 2-3 L 1-3 (3) 0.6 61 65 4 See note (L shorted) DIMENSIONS in inches millimeters 2-4 L Common Mode Side View Top View Side View (1-3 and 4.7 15.25 16.2 10 8 2-4 shorted) 4 3 0.110 0.005 4 3 0.400 0.005 2.79 0.127 L Differential Mode 10.16 0.127 (3) (1-4 and 0.0 15.25 16.2 10 See note 1 2 1 2 2-3 shorted) 0.080 0.005 Notes 0.158 2.03 0.127 All test data is referenced to 25 C ambient 0.420 0.010 4.0 10.67 0.254 Operating temperature range -55 C to +155 C Max. The part temperature (ambient + temp. rise) should not exceed Typical Pad Layout Bottom View 155 C under worst case operating conditions. Circuit design, Schematic 0.084 0.015 0.220 5.588 component placement, PWB trace size and thickness, airflow 2.13 0.381 3 2 and other cooling provisions all affect the part temperature. Part 4 3 temperature should be verified in the end application 12 0.070 Rated operating voltage (across inductor) = 50 V 1.778 1 2 43 SEPIC operation can generate up to 2x the input or output 1 4 voltage across the inductor. Please limit V and V to 25 V IN OUT 0.125 0.120 max. for SEPIC operation 3.175 0.232 0.030 3.048 (1) DC current (A) that will cause an approximate T of 40 C 5.89 0.762 (2) 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 0.6 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 4.7 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 4 R 7 M 5 A PRODUCT FAMILY SIZE PACKAGE INDUCTANCE TOL. SERIES CODE VALUE Revision: 09-Feb-18 Document Number: 34356 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 4.7 H www.vishay.com Vishay Dale PERFORMANCE GRAPHS 10.0 8.0 6.0 L3-4 4.0 L1-2 2.0 0.0 05 10 15 DC CURRENT (A) 50 100 40 80 30 60 L3-4Q 20 40 L1-2Q 10 20 L3-4 L1-2 0 0 0.1 1 10 100 FREQUENCY (MHz) 100.0 80.0 L3-4 Series Parallel L1-2 60.0 40.0 20.0 0.0 0 5 10 15 20 DC CURRENT (A) Revision: 09-Feb-18 Document Number: 34356 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 RISE (C) INDUCTANCE (H) Q