铁粉芯规格尺寸对照表

铁粉芯

规格及特性资料

General Material performance

DMEGC MIX NO.Reference Permeability

(μe)

Temperature

Stability(ppm/℃)

Toroidal Color Code

-120280Light green

-21095Red

-335370Hoar whtie

-68.535Dark pea green

-7930Iron oxide red

-835255Bright green

-106150Grass green

-1525190White

-1855385Green

-2675825Yellow

-2822415Sky blue

-3333635Gray

-3433565Dark blue

-3533665Light gray

-3885955Black

-4060950Green

-5275650Blue

-11835560Black

尺寸公差

Dimensional Tolerance(Includes coating)

Toroids OD(mm) ID(mm) HT(mm) DT14~DT72 ±0.50±0.50±0.50

DT80~DT141 ±0.50±0.50±0.50

DT150~DT225 ±0.64±0.64±0.76

DT249~DT400 ±0.76±0.76±0.76

DT520~DT650 ±1.27 ±1.27±1.27

E

Core A(mm) B(mm) C(mm) D(mm) F(mm) G(mm)

DE49~DE118 ±0.25 ±0.25 ±0.13 ±0.18 ±0.13 ±0.18

DE125~DE162 ±0.38 ±0.38 ±0.18 ±0.25 ±0.18 ±0.25

DE168~DE225 ±0.38 ±0.38 ±0.25 ±0.50 ±0.38 ±0.50

DE305~DE450 ±0.76 ±0.76 ±0.38 ±0.50 ±0.38 ±0.50

电感公差

Inductance tolerance

材质 -2、-6、-7、-10、-17 -1、-3、-8、--15、-18、-26、-28、-33、-34、-35、-38、-40、-45、-52

公差±5% ±10%

110100500 H-DC Magnetizing Force (oersteds) Note:A/cm=0.7958 oersteds

1k10k100k1M10M

Frequency(hertz)

B－H曲线

101001k 10k

B pk -Peak A

C Flux Density (gauss) Note: tesla=gauss 10

-4

101001k 10k

10

100

1k

10k

C o

r

e

l

o s

s (

m w /c m 3)B pk

-Peak AC Flux Density (gauss) Note: tesla=gauss 10-4

101001000

10000

B k -Peak A

C Flux Density (gauss) NOTE:tesla=gauss 10

-4

101001000

1000010

100

1k

10k

C o r e l o s s (m w /c m 3)B pk -Peak AC Flux Density (gauss) Note: tesla=gauss 10

-4

10

10010001000010

100

1000

C o r e l o s s (m W /c m 3)Bpk-Peak AC Flux Density(Gauss) Note:gauss=tesla 10-4

10100100010000

10

100

1000

10000

C o r e L o s s (m w /c m 3)B p k -P e a k A C F lu x

D e n s ity (g a u s s ) N o te :te s la =g a u s s 10-4

101001k 10k

B pk -Peak A

C Flux Density (gauss) Note: tesla=gauss×10

-4