ZMDC-20-1B datasheet, PDF - EEWORLD Datasheet

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ZMDC-20-1B: DescriptionDirectional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21; CategoryWireless rf/communication Radio frequency and microwave; File Size121KB，3 Pages; ManufacturerMini-Circuits; Websitehttps://www.minicircuits.com

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ZMDC-20-1B Overview

Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21

ZMDC-20-1B Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Mini-Circuits
Reach Compliance Code	unknown
Other features	SMA-F
structure	COAXIAL
Maximum input power (CW)	36.99 dBm
Maximum insertion loss	0.5 dB
JESD-609 code	e0
Maximum operating frequency	400 MHz
Minimum operating frequency	25 MHz
RF/Microwave Device Types	DIRECTIONAL COUPLER
Terminal surface	Tin/Lead (Sn/Pb)
Maximum voltage standing wave ratio	1.25

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Directional Coupler

ZMDC-20-1

Frequency

MHz

f

L

- f

U

25-400

Coupling

dB

Nom.

21.0±0.75

Flatness

±0.5

Mainline Loss

dB

Directivity

dB

VSWR

Power

(:1)

INPUT, W

Typ.

1.25

L

MU

Max. Max

3.0

5.0

L

M

U

L

M

U

Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.

0.20 0.25 0.30 0.35 0.35 0.50

25 20

35 25

25 20

L=low range(f

L

to 10f

L

) M=mid range(10f

L

to f

U

/2) U=upper range(f

U

/2 to f

U

)

Pin Connections

Port

dd

Input

3

Output

2

Coupled Coupled

(forward) (reverse)

1

-

GND

-

Notes:

Not Used Case GND Termination

-

•

Mainline Loss includes theoretical power loss at coupled port.

•

L = 25-50 MHz, M = 50-300 MHz, U = 300-400 MHz

•

General Quality Control Procedures and Environmental Specifications are given in

Mini-Circuits Guarantees Quality.

Hi-Rel, MIL description are given in

Hi-Rel and MIL

•

Prices and Specifications subjects to change without notice.

FREQ I. Loss (dB) Coupling (dB)

Directivity (dB)

(MHz)

In-Out

In-CPL

25.00

50.00

100.00

118.75

200.00

212.51

254.17

Case Style - M21

(inch,mm ) weight: 40 grams.

A

B

C

D

E

F

G

H

J

1.50

1.13

1.00

.50

38.100 28.702 25.400 12.700

K

.10

2.540

L

M

N

.155 2.345 .138

.987

2.50

3.937 59.563 3.505 25.070 63.500

P

Q

R

S

.150

3.810

T

316.68

389.60

400.00

0.14

0.18

0.22

0.23

0.24

0.27

0.31

0.32

20.90

20.91

20.98

21.05

21.03

21.04

21.06

21.07

39.03

38.76

36.87

35.93

31.74

31.42

30.87

29.28

28.01

27.86

Return Loss (dB)

In

Out

CPL

38.82 46.83 46.62

38.41 43.91 43.34

37.98 38.48 37.78

37.56 36.95 36.63

35.84 32.57 32.64

35.51 32.18 32.20

34.98 30.91 31.28

33.88 29.06 30.42

32.78 27.58 30.10

32.68 27.39 30.03

.31

.75

1.19

.66

7.874 19.050 30.226 16.764

Tolerance: .x ± .1 .xx ± .03 .xxx ± .015 inch.

Material and Finish:

Case material: aluminum alloy. Finish: blue anodized.

Mounting bracket finish: iridite or clear anodize.

Case material: aluminum alloy. Finish: blue paint over iridite.

Mounting:

Mounting bracket available on request. For bracket mounted on

connector end add suffix B to part number and $5.00 to unit cost. For

bracket mounted on the rear, add suffix BR to part number and add

$1.50 to unit cost.

Marking:

For port markings 1, 2, and 3 see specification data sheet.

Connectors:

Connectors: Female SMA only. Male SMA available on request,

consult factory.

ZMDC-20-1B Related Products

	ZMDC-20-1B	ZMDC-20-1	ZMDC-20-1+	ZMDC-20-1B+	ZMDC-20-1BR	ZMDC-20-1BR+
Description	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21	Directional Coupler, 25MHz Min, 400MHz Max, 0.5dB Insertion Loss-Max, CASE M21
Is it lead-free?	Contains lead	Contains lead	Lead free	Lead free	Contains lead	Lead free
Is it Rohs certified?	incompatible	incompatible	conform to	conform to	incompatible	conform to
Maker	Mini-Circuits	Mini-Circuits	Mini-Circuits	Mini-Circuits	Mini-Circuits	Mini-Circuits
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown
Other features	SMA-F	SMA-F	SMA-F	SMA-F	SMA-F	SMA-F
structure	COAXIAL	COAXIAL	COAXIAL	COAXIAL	COAXIAL	COAXIAL
Maximum input power (CW)	36.99 dBm	36.99 dBm	36.99 dBm	36.99 dBm	36.99 dBm	36.99 dBm
Maximum insertion loss	0.5 dB	0.5 dB	0.5 dB	0.5 dB	0.5 dB	0.5 dB
Maximum operating frequency	400 MHz	400 MHz	400 MHz	400 MHz	400 MHz	400 MHz
Minimum operating frequency	25 MHz	25 MHz	25 MHz	25 MHz	25 MHz	25 MHz
RF/Microwave Device Types	DIRECTIONAL COUPLER	DIRECTIONAL COUPLER	DIRECTIONAL COUPLER	DIRECTIONAL COUPLER	DIRECTIONAL COUPLER	DIRECTIONAL COUPLER
Maximum voltage standing wave ratio	1.25	1.25	1.25	1.25	1.25	1.25

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