T157-1

Kern

Farbe

Außen

mm

Innen

mm

Höhe

mm

Perme-abilität

A_L (nH/100Wdgg.²)

A_L-Toleranz

Frequenz-bereich

Mass

(approximate)

Product Group

T157-1

Blau

39.88

24.13

14.48

µ 20

320

±10%

0.05-5 MHz

68

gramm

RF

A_L value (nominal)

320 nH/ N²

μi (reference)

µ 20

Density gm/cm³

6.4

Test Winding          

N=100, #24 AWG

Frequency              

10 kHz

Voltage on Agilent 4284A

0.47  V

Coating Type

Green/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

10.1 cm

1.06 cm²

10.7 cm³

4.34 cm²

59.7 cm²

5.92 cm

Core Loss

Bpk

140 G

Frequenzy

100 kHz

Core Loss (nominal)

31mW/cm³

Core Loss (maximum)

36mW/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

82.2%

78.0%

where H expressed in oersteds, and:

a=1.00E-02, b=1.14E-06, c=1.43, d=0.00

Wire Size

AWG

8

10

12

14

16

18

20

22

24

26

28

mm

3.150

2.500

2000

1.600

1.250

1000

0.800

0.630

0.500

0.400

0.315

Single Layer

Turns

17

22

28

36

45

57

71

89

111

139

174

RDC(Ω)

2.1 m

4.3 m

8.6 m

17.6 m

35.1 m

70.6 m

140.0 m

279.0 m

553.4 m

1.1

2.2

Full Winding

Turnes

23

35

54

84

130

202

312

483

747

1,157

1,790

RDC(Ω)

2.8 m

6.8 m

16.6 m

41.2 m

101.3 m

250.4 m

615.0 m

1.5

3.7

9.2

22.6