HA66-6403R3LF

Power Inductor (SMD), 3.3 µH, 11.2 A, Shielded, 4.4 A, HA66 Series

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: TT ELECTRONICS / BI TECHNOLOGIES
Product type: SMD Power Inductors
Inductance:3.3µH; RMS Current (Irms):11.2A; Inductor Construction:Shielded; Saturation Current (Isat):4.4A; Product Range:HA66 Series; Power I; Available until stocks are exhausted
SVHC: No SVHC (20-Jun-2016)
Inductance: 3.3µH
Product Range: HA66 Series
Product Width: 6.7mm
Product Height: 4mm
Product Length: 6.7mm
DC Resistance Max: 0.02ohm
RMS Current (Irms): 11.2A
Inductance Tolerance: ± 20%
Inductor Construction: Shielded
Inductor Case / Package: -
Saturation Current (Isat): 4.4A

Delivery and price
Units per pack	500
Price	0.653 €
Current stock	500+
Lead time	30 days

Datasheet

## **Magnetics Miniature Low Profile, Shielded Surface Mount Inductors** 

## **MODEL HA66** 

## **Features** 

- Operating Temperature Range –40°C to +125°C 

- Ambient Temperature, Maximum +85°C 

- Temperature Rise, Maximum 40°C 

- RoHS Compliant 

- AEC-Q200 Certified 

All parts are Pb-free and comply with EU Directive 2011/65/EU 

## Schematic 

## Specifications @ 25°C 

General Note TT Electronics reserves the right to make changes in product specification without notice or liability.  All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. 

BI Technologies 120 S. State College Blvd. Suite #175 Brea, CA 92821 Ph: 714-447-2345 http://www.ttelectronics.com/magnetics/customer-service-enquiry 

© TT Electronics plc 

Inductor 

## Miniature Low Profile, 

## Shielded Surface 

## Mount Inductors 

**MODEL HA66** 

## Specifications @ 25°C (Continued) 

Notes: (1) Isat is the saturation current which inductance rolls off approximately 35% from its initial (zero DC) (2) Irms is the approximate current at which ∆T=40 °C 

> BI Technologies 120 S. State College Blvd. Suite #175 Brea, CA 92821 Ph: 714-447-2345 http://www.ttelectronics.com/magnetics/customer-service-enquiry 

General Note TT Electronics reserves the right to make changes in product specification without notice or liability.  All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. 

© TT Electronics plc 

## Inductor 

## Miniature Low Profile, 

## Shielded Surface 

## Mount Inductors 

## **MODEL HA66** 

## Packaging 

## Ordering information 

## Outline dimensions (mm) 

|**Case**<br>**Size**|**A**|**B**|**C Max**|**D**|**E**|**F**|**G Max**|**H**|**I**|**J**|
|---|---|---|---|---|---|---|---|---|---|---|
|530|5.7±0.5|5.7±0.5|3.0|5.5±0.3|2.0±0.15|5.5±0.3|8.2|2.0|6.3|2.15|
|640|6.7±0.5|6.7±0.5|4.0|6.5±0.3|2.0±0.15|6.5±0.3|9.5|2.0|7.3|2.65|



General Note TT Electronics reserves the right to make changes in product specification without notice or liability.  All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. 

BI Technologies 120 S. State College Blvd. Suite #175 Brea, CA 92821 Ph: 714-447-2345 http://www.ttelectronics.com/magnetics/customer-service-enquiry 

© TT Electronics plc

Updated at June 6, 2026

About Novapart

Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.

Learn more →

Stock Shortage Specialist

When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.

Request a quote →

Compliant Alternatives

We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.

BOM Analysis service →