B66344 查看數據表（PDF） - TDK Corporation

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产品描述 (功能)

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B66344

Ferrites and accessories

TDK Corporation 

Ferrites and accessories

Symbols and terms

Symbol

L/L

L0

LH

Lp

Lrev

Ls

le

lN

N

PCu

Ptrans

PV

PF

Q

R

RCu

Rh

Rh

Ri

Rp

Rs

Rth

RV

s

T

T

TC

t

tv

tan

tanL

tanr

tane

tanh

tan/i

U

Û

Ve

Z

Zn

Meaning

Relative inductance change

Inductance of coil without core

Main inductance

Parallel inductance

Reversible inductance

Series inductance

Effective magnetic path length

Average length of turn

Number of turns

Copper (winding) losses

Transferrable power

Relative core losses

Performance factor

Quality factor (Q = L/Rs = 1/tanL)

Resistance

Copper (winding) resistance (f = 0)

Hysteresis loss resistance of a core

Rh change

Internal resistance

Parallel loss resistance of a core

Series loss resistance of a core

Thermal resistance

Effective loss resistance of a core

Total air gap

Temperature

Temperature difference

Curie temperature

Time

Pulse duty factor

Loss factor

Loss factor of coil

(Residual) loss factor at H  0

Relative loss factor

Hysteresis loss factor

Relative loss factor of material at H  0

RMS value of voltage

Peak value of voltage

Effective magnetic volume

Complex impedance

Normalized impedance |Z|n = |Z| /N2   (le/Ae)

5 06/13

Unit

H

H

H

H

H

H

mm

mm



W

W

mW/g



















K/W



mm

°C

K

°C

s















V

V

mm3



/mm

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