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Notes

A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.

B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.

C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled

to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp

50

Ω

Wideband

300 to 3500 MHz

Bias-Tee

Coaxial

Maximum Ratings

Coaxial Connections

RF

in (SMA female)

RF&DC

out (SMA male)

DC

(feed-through pin)

GROUND

GROUND

Electrical Schematic

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

RF Power

30 dBm max.

Voltage at DC port

30V max.

Input Current

4A

DC resistance from DC to RF&DC port

0.11 ohm typ.

Features

• wideband, 300 to 3500 MHz

• low insertion loss, 0.5 dB typ.

• high DC current, 4A

• feed through terminal per DC port

• good return loss

Applications

• biasing amplifiers

• biasing of laser diodes

• biasing of active antennas

• DC return

• DC blocking

• test accessory

ZFBT-352-FT+

Outline Dimensions (

)

inch

mm

Outline Drawing

CASE STYLE: Y460

Connectors Model

SMA

ZFBT-352-FT+

BRACKET (OPTION “B”)

REV. A

M151107

ZFBT-352-FT+

ED-13235/3

DY/CP/AM

151007

Bias-Tee Electrical Specifications

Typical Performance Data

FREQUENCY

(MHz)

INSERTION LOSS

(dB)

ISOLATION

(RF port to DC port)

(RF&DC port to DC port)

VSWR*

(:1)

f

L

f

U

Typ.

Max.

Typ.

Min.

Typ.

Max.

300

700

0.4

0.9

18

15

1.13

1.4

700

3500

0.5

1.1

23

19

1.10

1.4

*VSWR measured with open and short at DC port.

Freq.

(MHz)

PIN

(dBm)

INSERTION LOSS

(dB)

ISOLATION

(dB)

VSWR

(:1)

DC-RF&DC

0A

4A

300.00

-8.74

0.53

0.59

17.67

1.14

450.00

-8.90

0.54

0.55

19.46

1.12

600.00

-8.81

0.44

0.39

20.53

1.11

700.00

-8.72

0.41

0.35

21.08

1.09

800.00

-8.86

0.60

0.76

21.50

1.09

1000.00

-8.89

0.53

0.49

22.45

1.10

1100.00

-8.97

0.59

0.54

22.94

1.06

1400.00

-9.15

0.46

0.41

24.22

1.08

1500.00

-9.14

0.45

0.40

24.73

1.09

1800.00

-8.85

0.49

0.44

25.97

1.10

1900.00

-8.90

0.50

0.45

26.45

1.10

2100.00

-9.02

0.52

0.47

27.30

1.09

2200.00

-9.11

0.50

0.44

27.68

1.10

2400.00

-9.19

0.52

0.44

27.99

1.09

2500.00

-9.20

0.50

0.45

28.42

1.09

2600.00

-9.27

0.52

0.47

28.46

1.08

2800.00

-9.40

0.56

0.55

28.20

1.06

3000.00

-9.48

0.63

0.63

27.73

1.04

3200.00

-9.50

0.72

0.67

27.24

1.04

3500.00

-9.58

0.82

0.77

26.95

1.12

AB

C

D

E

F

G

H

J

K

1.25

1.25

.75

.63

.36 1.000 1.000

.125

.125

.46

31.75 31.75 19.05 16.00

9.14 25.40 25.40

3.18

3.18 11.68

L

M

NP

Q

RS

T

wt.

2.18 1.688

.06

.750

.50

.80

.45

.29

grams

55.37 42.88 1.524 19.05

12.7 20.32 11.43 7.366

38

Permanent damage may occur if any of these limits are exceeded.

+RoHS Compliant

The +Suffix identifies RoHS Compliance. See our web site

for RoHS Compliance methodologies and qualifications