VDSL TRANSFORMERS
For Use with Texas Instruments
®
Chipset
Texas Instrument's TNETD8000 VDSL chip set
Excellent return loss and balance
Surface mount or through hole package
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
B4020 (THT)
1CT:1CT
190
300 kHz to 1 MHz: 18
1 MHz to 11 MHz: 20
11 MHz to 30 MHz: 16
300 kHz to 20 MHz: 20
200 kHz to 1 MHz: 0.8
1 MHz to 30 MHz: 0.7
200 kHz to 400 kHz: .75
400 kHz to 30 MHz: .50
100
B4021 (SMT)
1CT:1CT
190
20 MHz to 30 MHz: 18
100
Surge Voltage Capability:
Metallic: 800 Vpeak 10/560 µsec. Long.: 2400 Vpeak 10/700 µsec.
NOTES: B4020
is designed to meet the requirements for supplementary isolation according to IEC950.
Common Mode Chokes to reduce common mode ingress from AM Broadcast or HAM Radios are available. See data sheet
B912
for parts
B4001
and
B4003.
Mechanicals
B4020
.500 MAX
12,70
5
3
1
6
B4020
4
Date Code
2
.350 MAX
8,89
.130
3,30
.200
5,08
.250 MAX
6,35
.100
2,54
.400
10,16
Notes: Leads are 24 AWG solderable.
Unused pins not provided.
B4021
6
5
4
.258
6,55
.390
9,91
B4021
DATE CODE
.275 MAX
7,00
.040
1,02
.240
6,10
.075
1,91
1
2
3
.300 MAX
7,62
SUGGESTED PAD LAYOUT
.250 MAX
6,35
.100
2,54
.200
5,08
For More Information :
UNITED STATES
(Worldwide)
12220 World Trade Drive
San Diego, CA 92128
Quick-Facts: 858 674 9672
http://www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
UNITED KINGDOM
(Northern Europe)
1 & 2 Huxley Road
The Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
FRANCE
(Southern Europe)
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
SINGAPORE
(Southern Asia)
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 287 8998
FAX:65 280 0080
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product
names mentioned herein may be products and/or registered trademarks of their respective owners.
Printed on recycled paper. ©2000, Pulse Engineering, Inc.
9
Part
Number
Turns
Ratio
Inductance
(µH MIN)
Return Loss
(dB MIN)
Insertion Loss*
(dB MAX)
Line
Impedance
( )
Longitudinal
Balance
(dB TYP)
200 kHz: 60
11 MHz: 42
100 MHz: 30
200 kHz: 60
11 MHz: 50
100 MHz: 40
CM Rejection
(dB TYP)
10 MHz: 35
30 MHz: 33
100 MHz: 25
10 MHz: 35
30 MHz: 33
100 MHz: 30
Isolation
Voltage
(Vrms)
3000
1500
Schematics
5
3
1
Weight...............1.2
grams
Tube......................60/tube
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
6
4
2
3
2
1
4
5
6
Weight...............0.6
grams
Tube......................70/tube
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
TAIWAN, R.O.C.
(Northern Asia)
3F-4, No. 81, Sec. 1
HsinTai Wu Road
Hsi-Chih, Taipei Hsien
Taiwan, R.O.C.
Tel: 886 2 2698 0228
FAX: 886 2 2698 0948
DISTRIBUTOR
PRELIMINARY B959.P (3/00)
京公网安备 11010802033920号
EEWORLD
