Compact automotive power inductors operate to +165°C

Vishay is introducing four compact power inductors offering inductance values from 0.24µH to 4.70µH and typical DCR down to 6.6mΩ.

Compact automotive power inductors operate to +165°CAs well as the commercial IHLL-0806AZ-1Z and IHLL-1210AB-1Z, there are the automotive grade IHLP-0806AB-5A and IHLP-1210ABEZ-5A.

The AEC-Q200 qualified devices operate up to +165°C. Aiming at DC/DC converters, noise suppression, and filtering , they are available in the 0806 (2.0 x 1.6 x 1.2mm) and 1210 (3.2 x 2.5 x 1.2mm) case sizes.

Vishay highlights that the terminals of the IHLL-0806AZ-1Z and IHLL-1210AB-1Z are plated on the bottom only, enabling a smaller land pattern for more compact board spacing. The terminals of the IHLP-0806AB-5A and IHLP-1210ABEZ-5A are plated on the bottom and sides, allowing for a solder fillet that adds mounting strength against high mechanical shock



Samples and production quantities of the IHLL-0806AZ-1Z, IHLL-1210AB-1Z, IHLP-0806AB-5A, and IHLP-1210ABEZ-5A series inductors are currently. They have lead times of 10 weeks.

Pb-free

Vishay writes:

“Delivering improved performance over ferrite-based technologies, all four devices feature a robust powdered iron body that completely encapsulates their windings — eliminating air gaps and magnetically shielding against crosstalk to nearby components — while their soft saturation curve provides stability across the entire operating temperature and rated current ranges. Packaged in a 100 % lead (Pb)-free shielded, composite construction that reduces buzz to ultra low levels, the inductors offer high resistance to thermal shock, moisture, and mechanical shock, and handle high transient current spikes without saturation.”

Specification

A specification table is shown below.

Series IHLL-0806AZ-1Z IHLP-0806AB-5A IHLL-1210AB-1Z IHLP-1210ABEZ-5A
Inductance @ 100 kHz (μH) 0.24 to 4.70 0.22 to 0.47 0.24 to 4.70 0.47 to 4.70
DCR typ. @ 25 °C (mΩ) 16.0 to 240.0 15.0 to 21.0 6.6 to 115.0 18.0 to 150.0
DCR max. @ 25 °C (mΩ) 20.0 to 288.0 18.0 to 25.0 10.0 to 135.0 22.0 to 180.0
Heat rating current typ. (A)(1) 1.3 to 6.3 4.6 to 5.8 2.3 to 9.2 1.8 to 5.1
Saturation current typ. (A)(2) 1.5 to 6.5 4.5 to 5.1 2.5 to 9.0 2.0 to 6.5
Saturation current typ. (A)(3) 1.8 to 7.2 5.4 to 7.5 2.9 to 11.5 2.5 to 8.2
Case size 0806 0806 1210 1210
Temperature range (°C) -55 to +125 -55 to +165 -55 to +125 -55 to +165
AEC-Q200 No Yes No Yes

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Alun Williams

Alun Williams

Web Editor of Electronics Weekly, he is the author of the Gadget Master and Electro-ramblings blogs and also covers space technology news. He has been working in tech journalism for worryingly close to thirty years. In a previous existence, he was a software programmer.

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