JT-1975+ 参数 Datasheet PDF下载

Surface Mount

RF Transformer

50Ω

Operating Temperature

Storage Temperature

RF Power

JT-1975+

JT-1975

0.04 to 80 MHz

Features

-20°C to 85°C

-55°C to 100°C

0.25W

Maximum Ratings

• excellent return loss, 20 dB typ. in 1 dB bandwidth

• excellent amplitude unbalance, 0.05 dB typ.

and phase unbalance, 1.0 deg. typ. in 1 dB badwidth

CASE STYLE: BH292

PRICE: $2.49 ea. QTY (10-49)

Pin Connections

PORT

PRIMARY DOT

PRIMARY

SECONDARY DOT

SECONDARY

SECONDARY CT

NOT USED

nh

1

3

6

4

5

2

Applications

• impedance matching

• balanced amplifiers

+ RoHS compliant in accordance

with EU Directive (2002/95/

EC)

See our web site for RoHS Compliance methodologies

and qualifications.

Transformer Electrical Specifications

Outline Drawing

Ω

RATIO

FREQUENCY

(MHz)

INSERTION LOSS*

PHASE

UNBALANCE

(Deg.)

Typ.

1 dB

1

AMPLITUDE

UNBALANCE

(dB)

Typ.

1 dB

bandwidth

3 dB

MHz

2.5

0.04-80

0.04-80

2 dB

MHz

0.05-60

1 dB

MHz

0.1-30

2 dB

2

2 dB

bandwidth

bandwidth bandwidth

.05

0.2

* Insertion Loss is referenced to mid-band loss, 0.2 dB typ.

Typical Performance Data

FREQUENCY

(MHz)

INSERTION

LOSS

(dB)

0.33

0.22

0.19

0.18

0.16

0.22

0.29

0.33

1.07

1.65

INPUT

R. LOSS

(dB)

14.60

18.75

21.58

24.55

34.88

23.43

19.49

18.11

9.71

7.72

AMPLITUDE

UNBALANCE

(dB)

0.01

0.01

0.01

0.01

0.01

0.00

0.01

0.01

0.14

0.26

PHASE

UNBALANCE

(Deg.)

0.13

0.09

0.06

0.05

0.08

0.42

0.66

0.78

2.45

3.54

Outline Dimensions (

inch

)

mm

A

.280

7.11

H

.047

1.19

B

.310

7.87

J

.065

1.65

C

--

--

K

.065

1.65

D

.100

2.54

L

.300

7.62

E

.225

5.72

F

.055

1.40

G

.100

2.54

wt

grams

0.45

0.03

0.05

0.07

0.10

1.00

10.00

16.75

20.00

60.00

80.00

JT-1975

INSERTION LOSS

2.5

INSERTION LOSS (dB)

Config. A

2.0

1.5

1.0

0.5

0.0

0

16

32

48

FREQUENCY (MHz)

64

80

Mini-Circuits

®

INTERNET

http://www.minicircuits.com

P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661

Distribution Centers

NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010

Mini-Circuits

ISO 9001 & ISO 14001

Certified

REV. B

M98898

JT-1975

EDR-1975

WZ/TD/CP

050615