3

11/05

VHF chokes

B82131 ... B82134

Carbonyl iron core

Please read the Important notes at the end of

this document.

General technical data

2500 VAC, 1 min

Measuring frequency:L

≤ 10 μH=

1 MHz

10

μH < L ≤ 1000 μH = 100 kHz

Inductance tolerance

±20%

Referred to 60

°C ambient temperature,

for derating see below

Inductance decrease

ΔL/L

0

≤10% (referred to initial value)

Typical value, measured at 20

°C ambient temperature

Typical value, measured with Scalar Network Analyzer

ZAS from Rohde & Schwarz

Climatic category (IEC 60068-1)

55/125/56 (–55

°C/+125 °C/56 days damp heat test)

Mounting information

When bending the leads, take care that the bending

point is at least 3 mm apart from the face ends of the

core and that the start-of-winding-areas are not subject-

ed to any mechanical stress.

SSB0087-Q-E

0

0

op

I

R

I

20

40

60

80

100

˚C

140

0.2

0.4

0.6

0.8

1.0

1.2