Document
Document 194-1
SurfaceMountWidebandRF Transformers
• Tapped and untapped versions • 400 V interwinding isolation, 1/4 Watt RF input power • 250 mA max current rating.
Typical Frequency Response
Part number
TTWB-1-AL_ TTWB-1.5-AL_ TTWB-2-AL_ TTWB-4-AL_ TTWB-16-AL_ TTWB1010L_ TTWB1010-1L_ TTWB1015L_ TTWB1040L_
TTWB-1-BL_ TTWB-1.5-BL_ TTWB-2-BL_ TTWB-4-BL_ TTWB-16-BL_ TTWB2010L_ TTWB2010-1L_ TTWB2040L_
TTWB-1-CL_ TTWB-1.5-CL_ TTWB-2-CL_ TTWB-4-CL_ TTWB3010L_ TTWB3010-1L_ TTWB3015L_ TTWB3040L_
3 dB (MHz)
0.08 - 450 0.03 - 300 0.05 - 200 0.15 - 500 0.05 - 80 0.0035 - 125 0.03 - 250 0.07 - 225 0.15 - 400
0.13 - 425 0.50 - 250 0.20 - 400 0.14 - 700 0.075 - 90 0.0035 - 125 0.03 - 250 0.15 - 400
0.10 - 300 0.15 - 200 0.13 - 285 0.14 - 500 0.0035 - 125 0.03 - 250 0.07 - 225 0.15 - 400
2 dB (MHz)
0.13 - 325 0.035 - 250 0.06 - 160 0.24 - 300 0.06 - 75 0.0045 - 100 0.04 - 225 0.10 - 200 0.25 - 350
0.18 - 325 0.80 - 175 0.225 - 275 0.20 - 400 0.11 - 75 0.0045 - 100 0.04 - 225 0.25 - 350
0.13 - 200 0.225 - 150 0.20 - 175 0.20 - 230 0.0045 - 100 0.04 - 225 0.10 - 200 0.25 - 350
1 dB (MHz)
0.30 - 190 0.06 - 150 0.10 - 100 0.60 - 140 0.11 - 30 0.007 - 80 0.06 - 200 0.20 - 125 0.80 - 250
0.32 - 190 1.50 - 120 0.50 - 150 0.40 - 150 0.20 - 65 0.007 - 80 0.06 - 200 0.80 - 250
0.20 -150 0.35 - 100 0.325 - 125 0.40 - 110 0.007 - 80 0.06 - 200 0.20 - 125 0.80 - 250
Designer’s Kit C329 contains three of each part
Core material Ferrite
Terminations RoHS compliant tin-silver-copper over silverplatinum-glass frit. Other terminations available at additional cost.
Weight 0.37 – 0.43 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)
Mean Time Between Failures (MTBF) 16,666,667 hours Packaging 1000 per 13″ reel; Plastic tape: 16 mm wide, 0.34 mm thick, 12 mm pocket spacing, 4.83 mm pocket depth
PCB washing Only pure water or alcohol recommended
Dimensions
0.240 6,10
3rd color dot over pin 6
0.185 +0.005 /–0.010 4,70 +0,127 /–0,254
0.255 6,48
0.240 6,10
0.035 0,89
12
3
0.180 4,57
1st color dot over pin 1
0.250 6,35 65
4
0.045 1,14
Recommended 0.170 Land Pattern 4,32
65 4
0.040 1,02
Unless otherwise noted, tolerance for all dimensions ±0.005/0,127.
0.050 1,27
12 3
0.050 1,27
Dimensions
are
in
inches mm
© Coilcraft, Inc. 2008
Specifications subject to change without notice. Please check our website for latest information.
Document 194-1 Revised 10/21/08
Document 194-2
Surface Mount Wideband RF Transformers
Type
Impedance
ratio2 Bandwidth
Part number1 pri:sec
(MHz)
TTWB-1-AL_ TTWB-1.5-AL_ 1 6 TTWB-2-AL_ TTWB-4-AL_ TTWB-16-AL_ 3 4 TTWB1010L_
Type A TTWB1010-1L_
TTWB1015L_ TTWB1040L_
1:1 1:1.5 1:2 1:4 1:16 1:1 1:1 1:1.5 1:4
0.08 - 450 0.03 - 300 0.05 - 200 0.15 - 500 0.05 - 80 0.0035 - 125 0.03 - 250 0.07 - 225 0.15 - 400
TTWB-1-BL_ 1 6 TTWB-1.5-BL_
5 TTWB-2-BL_ TTWB-4-BL_
3 4 TTWB-16-BL_
Type B TTWB2010L_
TTWB2010-1L_ TTWB2040L_
1:1 1:1.5 1:2 1:4 1:16 1:1 1:1 1:4
0.13 - 425 0.50 - 250 0.20 - 400 0.14 - 700 0.075 - 90 0.0035 - 125 0.03 - 250 0.15 - 400
TTWB-1-CL_
1 6 TTWB-1.5-CL_ TTWB-2-CL_
25
TTWB-4-CL_ 3 4 TTWB3010L_
Type C TTWB3010-1L_
TTWB3015L_
TTWB3040L_
1:1 1:1.5 1:2 1:4 1:1 1:1 1:1.5 1:4
0.10 - 300 0.15 - 200 0.13 - 285 0.14 - 500 0.0035 - 125 0.03 - 250 0.07 - 225 0.15 - 400
Idc (mA)
250 250 250 250 250 250 250 250 250
250 250 250 250 250 250 250 250
250 250 250 250 250 250 250 250
Insertion
Pins 1-3
Pins 6-4
loss max L min3 DCR max L min3 DCR max
(dB) (µH) (Ohms) (µH) (Ohms)
0.60
40 0.070
40 0.070
0.35 110 0.080 160 0.110
0.25
75 0.088 150 0.120
0.50
25 0.075
98 0.135
0.35 75 0.260 1250 0.910
0.20 780 0.320 780 0.320
0.20
95 0.200
95 0.200
0.40
51 0.130
80 0.145
0.40
25 0.115
95 0.160
0.40
22 0.070
22 0.070
0.40 140 0.100 200 0.120
0.35
75 0.088 150 0.130
0.50
25 0.075
98 0.135
0.30 75 0.260 1250 0.910
0.20 780 0.320 780 0.320
0.20
95 0.200
95 0.200
0.40
25 0.115
95 0.160
0.60
22 0.070
22 0.070
0.30 140 0.110 200 0.120
0.30
75 0.105 150 0.130
0.50
25 0.075
98 0.135
0.20 780 0.320 780 0.320
0.20
95 0.200
95 0.200
0.40
51 0.130
80 0.145
0.40
25 0.115
95 0.160
Color code
Black Black Green Black Brown Green Black Red Green Black Yellow Green Black Orange Green Black Black Black Black Black Violet Black Black Brown Black Black Yellow
Brown Black Green Brown Brown Green
Brown Red Green Brown Yellow Green Brown Orange Green Brown Black Black Brown Black Violet Brown Black Yellow
Red Black Green Red Brown Green
Red Red Green Red Yellow Green Red Black Black Red Black Violet Red Black Brown Red Black Yellow
1. When ordering, please specify termination and packaging codes:
TTWB-1-ALD
Termination: L = RoHS compliant tin-silver-copper over silver-platinum-glass frit. Special o.