1102 Silver Lake Road

Cary IL 60013

Phone

Fax

800-981-0363

847-639-1508

E-mail

Web

cps@coilcraft.com

www.coilcraft-cps.com

®

© Coilcraft, Inc. 2011

Specifications subject to change without notice.

Please check our website for latest information.

HighReliabilityWidebandTransformers

WIDEBANDTRANSFORMERS

Document ML099-1 Revised 02/17/11

Impedance

Insertion

Pins 1–3 (primary)

Pins 6–4 (secondary)

Bandwidth

loss max

Part number

Schematic

pri:sec

(MHz)

(dB)

(µH)

(mOhm)

(µH)

(mOhm)

ML520RFA01A1LZ

A

1

: 1

0.045 – 365

0.25

60

130

60

130

ML520RFA01B1LZ

B

1

: 1

0.045 – 365

0.25

60

130

60

130

ML520RFA02B1LZ

B

1

: 2

0.045 – 495

0.25

60

130

140

180

ML520RFA03B1LZ

B

1

: 3

0.075 – 425

0.35

40

120

140

180

ML520RFA04B1LZ

B

1

: 4

0.120 – 440

0.60

25

90

100

160

ML520RFA08B1LZ

B

1

: 8

0.105 – 300

0.60

25

90

200

180

ML520RFA09B1LZ

B

1

: 9

0.075 – 200

0.30

40

120

500

250

ML520RFA16B1LZ

B

1

: 16

0.105 – 135

0.60

25

90

500

250

A

B

1. Impedance ratio is for the full primary winding to the full secondary winding.

2. Inductance measured at 100 kHz, 0.1 V, 0 Adc on an Voltech AT3600 or

equivalent.

3. DCR measured on a Voltech AT3600 or equivalent.

4. Electrical specifications at 25°C.

Refer to Doc 362 “Soldering Surface Mount Components” before soldering.

Schematics

■

Small wideband transformer: 7.2 × 6.43 × 4.45 mm high

■

300 V interwinding isolation, 1/4 Watt RF input power

■

250 mA max current rating.

Core material Ferrite

Terminations tin-silver-copper over tin over nickel over phos bronze.

Ambient temperature –55°C to +125°C

Storage temperature Component: –55°C to +125°C.

Tape and reel packaging: –55°C to +80°C

Resistance to soldering heat Max three 40 second reflows at

+260°C, parts cooled to room temperature between cycles

Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /

85% relative humidity)

Enhanced crush-resistant packaging 750/7

″reel

Plastic tape: 12 mm wide, 0.3 mm thick, 8 mm pocket spacing,

2.9 mm pocket depth

1

3

4

6

Pri

Sec

1

3

4

5

6

Pri

Sec

1

2

3

4

5

6

Pri

Sec