SMD coil former with gullwing terminals

Material:

GFR liquid crystal polymer (UL 94 V-0, insulation class to IEC 60085:

F

max. operating temperature 155 °C), color code black

Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 350 °C, 1 s

Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3,5 s

permissible soldering temperature for wire-wrap connection on coil former: 400 °C, 1 s

Winding:

see “Processing Notes”, page 160

Plastic cover cap

Used to protect the transformer against external influences, for stamping and for improved process-

ing on assembly machines

Material:

see coil former, color code white

Coil former

Plastic cover cap

Coil former

Ordering code

Sections

mm

µΩ

Terminals

1

1,62

12,8

272

4

B66301-B1004-T1

6

B66301-B1006-T1

2

0,9

12,8

490

4

B66301-B1004-T2

6

B66301-B1006-T2

Plastic cover cap

B66301-C2000

omitted in 4-terminal version

Terminals 2 and 5 are

2

3

1

8,5±0,1

5

4

6

Omitted in

1-section version

5,5±0,1

1,2±0,1

2,7±0,1

_

3,5 0,1

9,5

FEK0421-U

1,2

0,2

PCB layout

Recommended

4,4±0,1

3,5±0,1

2,4

1,5+0,1

B66301

Accessories

E6,3