Frontier Electronics Corp.

®

Page 1 of 3

667 E. Cochran St., Simi Valley, CA 93065

http://www.frontierusa.com

Phone: 1-805-522-9998, Fax: 1-805-522-9989

ELECTRICAL SPECIFICATIONS

:

P/N

Turns

L (nH)

Tolerance

Q (min)

Test Freq (MHz) DCR (m) SRF (GHz)

297A-03_

3

5.50

J, G

115

250

2.6

5.0

4.0

297A-04_

4

9.00

J, G

120

250

3.4

4.0

4.0

297A-05_

5

13.0

J, G

100

250

3.9

3.0

4.0

297B-07_

7

16.0

J, G

110

250

5.2

3.0

4.0

297B-08_

8

18.0

J, G

110

250

6.0

2.9

4.0

297B-09_

9

23.0

J, G

110

250

6.8

2.6

4.0

297B-10_

10

27.0

J, G

110

250

7.9

2.3

4.0

DIMENSIONS: mm (inch)

Series

M1

M2

M3

M4

M5

297A

3.94

(0.155)

4.19

(0.165)

2.01

(0.079)

3.43

(0.135)

5.84

(0.230)

297B

6.86

(0.270)

4.19

(0.165)

2.01

(0.079)

3.43

(0.135)

5.84

(0.230)

(Tol.)

Max.

Max.

Max.

Max.

± 0.38

(± 0.0150)

GENERAL INFORMATION:

P/N: 297A-xx_, “297A” = Series, “xx” = Number of winding turns, “_” = Inductance tolerance (J= ± 5%, G= ± 2%)

P/N: 297B-xx_, “297B” = Series, “xx” = Number of winding turns, “_” = Inductance tolerance (J= ± 5%, G= ± 2%)

Operating temperature: -40C to +125ºC, Storage temp. : -40ºC to +85ºC

Maximum Temperature Rise: 15ºC (measured at 25ºC ambient)

Inductance & Q measured with HP4291B Impedance Analyzer with HP16193

test fixture SRF measured using HP8753E or equivalent

DCR measured using ZENTECH 502A or

equivalent MSL: Level 1

High SRF and High-Q Square Surface Mount Air Coils

Inductance: 5.5 ~ 27.0 nH

Current: 4.0 Amps (max)