WBC4-4L [COILCRAFT]
SMT Mini Wideband Transformers; SMT小型宽带变压器
| 型号： | WBC4-4L |
| 厂家： | 
Coilcraft lnc. |
| 描述： | SMT Mini Wideband Transformers |
| 文件： | 总3页 (文件大小：282K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Document 424 -1
SMTMiniWidebandTransformers
• Smallest wideband transformer: 4 mm square 3 mm high
• 300 V interwinding isolation, 1/4 Watt RF input power
• 250 mA max current rating.
Designer’s Kit C393 contains three of each part
Core material Ferrite
Terminations RoHS compliant tin-silver-copper over silver-
platinum-glass frit. Other terminations available at additional cost.
Weight 68.0 – 88.8 mg
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 750/7″reel; 3000/13″ reel Plastic tape: 12 mm wide,
0.3 mm thick, 8 mm pocket spacing, 2.9 mm pocket depth
PCB washing Only pure water or alcohol recommended
Pins 4–6 (primary) Pins1–3(secondary)
Impedance
ratio2
pri:sec
Insertion
DC
Part
Bandwidth lossmax
L min3 DCRmax4
L min3 DCRmax4 imbalance5
Color
dot
number1 Schematic
(MHz)
(dB)
(µH)
(mOhm)
(µH)
(mOhm)
max (mA)
WBC1-1L_
WBC1-1TL_
WBC2-1TL_
WBC3-1TL_
WBC4-1TL_
A
B
B
B
B
1 :1
1 :1
1 :2
1 :3
1 :4
0.400 – 600
0.250 – 750
0.200 – 500
0.300 – 900
0.250 – 750
0.40
0.58
0.50
0.60
1.0
10
11
10
9
120
75
120
100
55
10
11
20
27
48
120
75
150
150
120
—
36
8.5
8.5
30
Brown
Brown
Red
Orange
Yellow
12
WBC4-14L_
WBC4-1WL_
WBC4-6TL_
WBC8-1L_
WBC9-1L_
B
B
B
B
B
1 :4
1 :4
1 :4
1 :8
1 :9
1.500 – 1200
0.500 – 1000
0.300 – 700
0.150 – 600
0.300 – 500
2.0
2
5
50
60
8
20
100
120
200
310
230
15
10
7.5
17
5
Green
White
Blue
Gray
White
0.90
0.65
0.60
0.54
9
80
36
22
9
120
80
176
81
WBC16-1TL_
WBC4-4L_
B
C
1 :16
1 :4
0.600 – 300
0.250 – 800
0.80
1.0
5
12
60
60
80
48
230
120
5
30
Violet
Yellow
1. When ordering, please specify termination and packaging codes:
Schematics
WBC4-4LC
1
6
A
Termination: L = RoHS compliant tin-silver-copper (95.5/4/0.5) over
silver-palladium-platinum
Special order: S = non-RoHS tin-lead (63/37).
Packaging: C = 7″ machine-ready reel. EIA-481 embossed plastic
tape (750 parts per full reel).
Pri
Pri
Pri
Sec
Sec
Sec
4
6
3
B = Less than full reel. In tape, but not machine ready.To
have a leader and trailer added ($25 charge), use
code letter C instead.
D = 13″ machine-ready reel. EIA-481 embossed plastic
tape. Factory order only, not stocked (3000 parts per
full reel).
1
B
2
2. Impedance ratio is for the full primary winding to the full secondary winding.
3. Inductance measured at 100 kHz, 0.1V, 0 Adc on an Agilent/HP 4192 or
equivalent.
4
6
3
1
4. DCR measured on a micro-ohmmeter.
C
5. DC imbalance is the maximum difference in current measured at pins 1
and 3 with the source at pin 2.Inductance drop is 15% at maximum
imbalance.
6. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
5
4
2
3
Specifications subject to change without notice.
Please check our website for latest information.
Document424-1 Revised02/17/09
© Coilcraft, Inc. 2009
Document 424-2
SMT Mini Wideband Transformers
Dimensions
Dot indicates pin 1
0.175
max
4,45
0.165
max
4,19
0.120
max
3,05
0.030
0,76
5
0.060
1,52
2
6
4
1
3
0.120
3,05
Recommended
Land Pattern
0.040
1,02
0.045
1,14
6
5
4
1
2
3
0.030
0,76
inches
mm
Dimensions are in
Specifications subject to change without notice.
Please check our website for latest information.
Document424-2 Revised02/17/09
© Coilcraft, Inc. 2009
Document 424-3
SMT Mini Wideband Transformers
0
1
0
1
2
3
2
3
WBC1-1
3 dB bandwidth: 0.400 – 600 MHz
WBC4-1W
3 dB bandwidth: 0.500 – 1000 MHz
4
5
4
5
0.01
0.1
1
10
100
1000
10000
10000
10000
10000
10000
10000
0.01
0.01
0.01
0.01
0.01
0.1
0.1
0.1
0.1
0.1
1
10 100
Frequency (MHz)
1000
1000
1000
1000
1000
10000
10000
10000
10000
10000
Frequency (MHz)
0
1
0
1
2
3
2
3
WBC1-1T
3 dB bandwidth: 0.250 – 750 MHz
WBC4-6T
3 dB bandwidth: 0.300 – 700 MHz
4
5
4
5
0.01
0.1
1
10
100
1000
1
10
100
Frequency (MHz)
Frequency (MHz)
0
1
0
1
2
3
2
3
WBC2-1T
3 dB bandwidth: 0.200 – 500 MHz
WBC8-1
3 dB bandwidth: 0.150 – 600 MHz
4
5
4
5
0.01
0.01
0.01
0.01
0.1
0.1
0.1
0.1
1
10
100
1000
1000
1000
1
10
100
Frequency (MHz)
Frequency (MHz)
0
1
0
1
2
3
2
3
WBC3-1T
3 dB bandwidth: 0.300 – 900 MHz
WBC9-1
3 dB bandwidth: 0.300 – 500 MHz
4
5
4
5
1
10
100
1
10 100
Frequency (MHz)
Frequency (MHz)
0
1
0
1
2
3
2
3
WBC4-1T
3 dB bandwidth: 0.250 – 750 MHz
WBC16-1T
3 dB bandwidth: 0.600 – 300 MHz
4
5
4
5
1
10
100
1
10 100
Frequency (MHz)
Frequency (MHz)
0
1
0
1
2
3
2
3
WBC4-14
3 dB bandwidth: 1.500 – 1200 MHz
WBC4-4
3 dB bandwidth: 0.250 – 800 MHz
4
5
4
5
1
10
100
1000
0.01
0.1
1
10
100
1000
10000
Frequency (MHz)
Frequency (MHz)
Attenuation measured on a network analyzer (re: 50 Ohms)
Specifications subject to change without notice.
Please check our website for latest information.
Document424-3 Revised02/17/09
© Coilcraft, Inc. 2009
相关型号：
©2020 ICPDF网 联系我们和版权申明