Document 425-1
Wideband Transformers
•
•
•
•
Surface mount and through hole versions
500 V interwinding isolation, 1/4 Watt RF input power
250 mA max current rating.
For a smaller package size, see our WBC Series
Core material
Ferrite
Terminations
RoHS compliant matte tin over nickel over copper.
Other terminations available at additional cost.
Weight
0.38 – 0.40 g
Ambient temperature
–40°C to +85°C
Storage temperature
Component: –40°C to +85°C.
Packaging: –40°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)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
60 per billion hours / 16,666,667 hours, calculated per Telcordia SR-332
Packaging
(SM version): 500 per 13″ reel;
Plastic tape: 24 mm wide, 0.42 mm thick, 20 mm pocket spacing,
6.6 mm pocket depth; (TH version): 54 per tube
PCB washing
Only pure water or alcohol recommended
Dimensions – surface mount parts
0.325 max
8,26
0.225 max
5,72
0.100
typ
2,54
0.004 /0,10
0.025max
0,64
Dot indicates
pin 1
0.285 max
7,24
Dimensions – through hole parts
0.325 max
8,26
Dot indicates
pin 1
0.225 max
5,72
0.120
min
3,05
0.100
typ
2,54
0.010 × 0.020 typ
0,25 × 0,51
0.285 max
7,24
0.400
typ
10,16
0.520 ±0.010
13,21 ±0,25
90
°
-105
°
0.300 ±0.010
7,62 ±0,25
0.06
1,52
1
2
3
0.40
10,2
0.520
13,2
0.10
2,5
0.10
2,5
6
5
4
0.30
7,6
0.100
2,54
0.100
2,54
1
2
3
6
5
4
Dimensions are in
inches
mm
0.03
0,76
Recommended
Land Pattern
0.025 dia typ
0,64
Dimensions are in
inches
mm
Recommended
Board Layout
Specifications subject to change without notice.
Please check our website for latest information.
Document 425-1
Revised 10/30/08
© Coilcraft, Inc. 2009