T4-1-2W-KK81+ datasheet, PDF - EEWORLD Datasheet

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T4-1-2W-KK81+: DescriptionRF Transformer, 10MHz Min, 250MHz Max, ROHS COMPLIANT; CategoryPower management transformer; File Size101KB，1 Pages; ManufacturerMini-Circuits; Websitehttps://www.minicircuits.com; Environmental Compliance

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T4-1-2W-KK81+ Overview

RF Transformer, 10MHz Min, 250MHz Max, ROHS COMPLIANT

T4-1-2W-KK81+ Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Mini-Circuits
package instruction	ROHS COMPLIANT
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	OHMS RATIO IS 4
maximum cutoff frequency	250 MHz
minimum cutoff frequency	10 MHz
high	5.84 mm
Insertion loss	1 dB
JESD-609 code	e3
length	7.62 mm
Installation features	SURFACE MOUNT
Maximum operating temperature	85 °C
Minimum operating temperature	-20 °C
method of packing	TAPE & REEL
physical size	L7.62XB6.86XH5.84 (mm)
surface mount	YES
Terminal surface	Tin (Sn) - with Nickel (Ni) barrier
Transformer type	RF TRANSFORMER
width	6.86 mm

T4-1-2W-KK81+ Preview

Surface Mount

50Ω

RF Transformer

10 to 250 MHz

Maximum Ratings

Operating Temperature

Storage Temperature

RF Power

DC Current

-20°C to 85°C

-55°C to 100°C

30mA

T4-1-2W-KK81+

T4-1-2W-KK81

Features

• wideband, 10 to 250 MHz

• good return loss

• also available with plug-in (X65) and ﬂat-pack (W38) leads

CASE STYLE: KK81

PRICE: $5.95 ea. QTY (1-9)

Applications

Pin Connections

PRIMARY DOT

PRIMARY

SECONDARY DOT

SECONDARY

SECONDARY CT

NOT USED

—

2,5

• HF/VHF

• receivers/transmitters

• impedance matching

+ RoHS compliant in accordance

with EU Directive (2002/95/EC)

The +Sufﬁx identiﬁes RoHS Compliance. See our web site

for RoHS Compliance methodologies and qualiﬁcations.

Transformer Electrical Speciﬁcations

Ω

RATIO

FREQUENCY

(MHz)

3 dB

MHz

10-250

—

INSERTION LOSS*

2 dB

MHz

—

1 dB

MHz

10-250

Outline Drawing

*Insertion Loss is referenced to mid-band loss, 0.3 dB typ.

Typical Performance Data

FREQUENCY

(MHz)

INSERTION

LOSS

(dB)

0.27

0.26

0.27

0.28

0.30

0.31

0.32

0.33

0.37

0.42

INPUT

R. LOSS

(dB)

25.21

29.62

27.41

24.75

22.67

21.04

19.23

17.07

14.47

13.08

Outline Dimensions (

.30

7.62

.020

0.51

inch

)

.05

1.27

grams

0.50

.27

6.86

.036

0.91

.23

5.84

.26

6.60

.010

0.25

.575

14.61

.042

1.07

.600

15.24

.020

0.51

.125

3.18

.100

2.54

.050

1.27

.05

1.27

.100

2.54

10.00

46.00

82.00

110.00

131.00

148.00

168.00

194.00

229.00

250.00

1.0

T4-1-2W-KK81

INSERTION LOSS

Conﬁg. C

INSERTION LOSS (dB)

0.8

0.6

0.4

0.2

0.0

100

150

200

250

FREQUENCY (MHz)

Distribution Centers

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

Mini-Circuits

INTERNET

http://www.minicircuits.com

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

Mini-Circuits

ISO 9001 & ISO 14001

Certified

REV. A

M98898

T4-1-2W-KK81

IG/TD/CP

060810

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