Engineering Product Specification

DRAQ75-150-R

Revision C

TITLE: Shielded Drum Inductor 15uH @ 1.2A (peak), SMT, 4 Pads

Eaton Confidential

2 Specification

1.2 Electrical parameters

Series (1 – 4; 2,3 tied)

Test item

Test pin

Test condition

Spec

OCL

1 – 4

@0.25 Vrms, 100KHz

60.56uH ± 25%

OCL

1 – 4

@0.25 Vrms, 100kHz & 1.18 ADC

36.32 uH min

DCR

1 – 4

@ 25ºC

1.08Ω max

Irms

1 – 4

For approximately 40ºC rise above Ambient

1.40 A Typ

1 – 4

@ 0.25 V, 100KHz

1.18 Typ

1 – 4

@ 0.25 V, 100KHz

0.95 A Typ

Tem. Range

1 - 4

@ Irms

-40°C ~ 165°C

K Factor

1 – 4

33.8

1.

2.

3.

Measure Hi-pot from winding to winding

4.

currents. PCB layout, trace thickness and width, air-flow, and proximity of other heat generating components

will affect the temperature rise. It is recommended that the temperature of the part not exceed 165 °C under

worst case operating conditions verified in the end application.

5.

1.18 A

6.

7.

K-factor: Used to determine Bp-p for core loss (see graph). Bp-p = K * L * I * 10

from table), L: (inductance in nH), I (peak-to-peak ripple current in amps)

8.

Storage Temperature: -40 °C to +165 °C

9.

Operating Temperature: -40 °C to +165 °C (ambient + self-temperature rise)

10. Resistance to soldering heat: 260±5 °C for 10 ~ 11 seconds