I03 Series

High Current THT Power Inductors

Height: 13.5mm (Max)
Footprint: 13.5mm x 13.8mm (Max)
High Saturation Current to 50A
DCR as Low as 1.03 mOhms
High Energy Storage in a Compact Package
Lower DCR than Similar Toroid Design

Desktop CPUs
Servers
VRMs
DC/DC Converters

Electrical Specifications @ 25°C - Operating Temperature Range¹: -40°C to +155°C

Part Number

Inductance²
(μH, ±10%)

DCR (mΩ, Max)

I_SAT ³ (A_DC)

I_DC ⁴ (A_DC)

Dimensions
(X, Y)(mm)

I03-142-1

1.4

1.03

50

35

6.60, 1.65

View

I03-302-1

3.0

2.73

30

21

9.45, 1.30

View

I03-562-1

5.6

7.66

14

9

7.11, 0.91

View

Part Number

Inductance²
(μH, ±10%)

I03-142-1

1.4

View

I03-302-1

3.0

View

I03-562-1

5.6

View

Mechanical Drawing

Footprint

Schematic

1.
Operating Temperature Range: The combination of ambient temperature and temperature rise.
2.
Inductance: Tested at 100kHz, 0.1 V_RMS, 0A_DC Bias.
3.
I_SAT: DC current through the winding to cause a 30% (typ) drop in inductance.
4.
I_DC: DC current through the winding to cause a 50°C (typ) temperature rise at 25°C ambient.
5.
Flammability Standard: Meets UL 94V-0.
6.
Insulation System Requirements: Meets Class F (155°C).
7.
Packaging
- Pieces/Tray: 108
- Trays/Box: 12
- Box: 1296

Specifications subject to change without prior notice.