CX2156NL - PULSE ELECTRONICS

Mechanical Schematic

RF TRANSFORMER

For Wideband RF Applications

RoHS peak reflow temperature rating: 245°C

For single-ended to balanced applications

Value-oriented construction

Small surface mount package

Excellent insertion loss

Various impedance ratios available

CX2078NL, CX2081NL, CX2156NL

SEC:PRI

Part Impedance Ratio1 Turns Ratio1 Bandwidth

2, 3 Insertion Loss

Number 4 Pri:Sec Pri:Sec (MHz TYP) @ Midband Schematic

(±2%) (±2%) (dB)

CX2078NL 1:1 1:1 5-500 0.6 A

CX2081NL 1:1.5CT 1:1.2CT 5-125 0.9 B

CX2156NL 1:1 1:1 2.3 - 2700 0.2 A

1. Impedance and turns ratios are specified primary:secondary. (CT=Center Tap).

2. Bandwidth is referenced to midband loss.

3. These transformers are verified to operate from -40°C to +85°C. Contact Applications Engineering for performance data.

4. Optional Tape & Reel packaging can be ordered by adding a “T” suffix to the part number (ex: CX2078NLT).

Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C

Weight . . . . . . . . . . . . . . . 0.43 grams

Tape & Reel . . . . . . . . . . . . 2200 /reel

Tray . . . . . . . . . . . . . . . . . . .100 /tray

Dimensions: Inches

Unless otherwise specified,

all tolerances are ± .010

0,25

www.pulseeng.com 1 C215.B (9/09)

USA 858 674 8100



Germany 49 7032 7806 0



Singapore 65 6287 8998



Shanghai 86 21 62787060



China 86 755 33966678



Taiwan 886 3 4643715

Application Notes

A. Bandwidth specifications are typical in a 75 Ω system.

B. Materials used in the products are UL94-V0 recognized. Products meet requirements of IEC 695-2-2 (Needle Flame Test).

C. For additional impedance ratios and frequency ranges, please contact Applications Engineering.

RF TRANSFORMER

For Wideband RF Applications

For More Information:

Pulse Worldwide

Headquarters

12220 World Trade

Dr.

San Diego, CA 92128

U.S.A.

www.pulseeng.com

Tel: 858 674 8100

Fax: 858 674 8262

Pulse Europe

Einsteinstrasse 1

D-71083 Herrenberg

Germany

Tel: 49 7032 7806 0

Fax: 49 7032 7806 135

Pulse China Headquarters

B402, Shenzhen Academy of

Aerospace Technology Bldg.

10th Kejinan Rd.

Hwigh-Tech Zone

Nanshan District

Shenzen, PR China 518057

TEL: 86 755 33966678

FAX: 86 755 33966700

Pulse North China

Room 2704/2705

Super Ocean Finance Ctr.

2067 Yan An Rd. West

Shanghai 200336

China

Tel: 86 21 62787060

Fax: 86 2162786973

Pulse South Asia

135 Joo Seng Rd.

#03-02

PM Industrial Bldg.

Singapore 368363

TEL: 65 6287 8998

FAX: 65 6280 0080

Pulse North Asia

No. 26, Kao Ching Rd.

Yang Mei Chen

Taoyuan Hsien

Taiwan

R. O. C.

Tel: 886 3 4643715

Fax: 886 3 4641911

Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product

names mentioned herein may be trademarks or registered trademarks of their respective owners.