T68-3

A_L value (nominal)

19.5 nH/ N²

μi (reference)

µ 35

Density gm/cm³

6.5

Test Winding

N=100, #30 AWG

Frequency

10 kHz

Voltage on Agilent 4284A

0.079 V

Coating Type

Gray/ClearEpoxy Paint

Voltage Breakdown (min.)

500 Vrms, 60Hz

Limit

0.1 mA, 5 s

Magnetic

Dimensions

L_e Eff. Mag. Path Length (cm)

A_e

Eff. Mag. Cross Section (cm²)

V_eff Eff. Core Volume (cm³)

WA - Min. Eff. Window Area

sa - Surface Area

mlt - mean length per turn

4.23 cm

0.179 cm²

0.358 cm³

0.759 cm²

10.6 cm²

2.43 cm

Core Loss

Bpk

140 G

Frequenz

10 kHz

Core Loss (nominal)

31 mW/cm³

Core Loss (maximum)

36 mW/cm³

where Bpk expressed in gauss, f expressed in hertz, and:

a=1.90E+09, b=2.00E+08, c=9.00E+05, d=4.30E-15

DC Saturation

HDC

Percent Initial Perm (nom.)

Percent Initial Perm (min.)

200 Oe

60.1%

53.7%

where H expressed in oersteds, and:

a=1.00E-02, b=3.49E-06, c=1.43, d=0.00

Wire Size

AWG

14

16

18

20

22

24

26

28

30

32

34

mm

1.600

1.250

1000

0.800

0.630

0.500

0.400

0.315

0.250

0.200

0.160

Single Layer

Turns

12

15

20

25

32

40

51

64

80

101

126

RDC(Ω)

2.4 m

4.8 m

10.1 m

20.2 m

41.1 m

81.7 m

165.6 m

330.4 m

656.9 m

1.3

2.6

Full Winding

Turns

12

19 m

29

45

69

107

166

256

397

614

950

RDC(Ω)

2.4 m

6.1 m

14.7 m

36.3 m

88.6 m

218.4 m

538.9 m

1.3

3.3

8.0

19.7