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www.littelfuse.com 3 - 34 © 2006 Littelfuse, Inc. • Telecom Design Guide
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The multiport line protector is an integrated multichip solution used for protecting
multiple twisted pair from overvoltage conditions. Based on a six-pin surface mount
SOIC package, it is equivalent to four discrete DO-214AA. This multiport line protector
is ideal for densely populated, high-speed line cards that cannot tolerate PCB
inefficiencies nor the use of series power resistors.
SIDACtor devices enable equipment to comply with various regulatory requirements
including GR 1089, ITU K.20, K.21, and K.45, IEC 60950, UL 60950, and TIA-968-A
(formerly known as FCC Part 68).
*“L” in part number indicates RoHS compliance. For non-RoHS compliant device, delete “L” from part number.
For individual “UA”, “UB”, and “UC” surge ratings, see table below.
General Notes:
• All measurements are made at an ambient temperature of 25 °C. IPP applies to -40 °C through +85 °C temperature range.
• IPP is a repetitive surge rating and is guaranteed for the life of the product.
• Listed SIDACtor devices are bi-directional. All electrical parameters and surge ratings apply to forward and reverse polarities.
• VDRM is measured at IDRM, and VS is measured at 100 V/μs.
* Current waveform in μs
** Voltage waveform in μs
Electrical Parameters
Part
Number *
VDRM
Volts
VS
Volts
VDRM
Volts
VS
Volts VT
Volts
IDRM
μAmps
IS
mAmps
IT
Amps
IH
mAmpsPins 1-2, 3-2, 4-5, 6-5Pins 1-3, 4-6
P0084U_L 6 25 12 50 4 5 800 2.2 50
P0304U_L 25 40 50 80 4 5 800 2.2 50
P0644U_L 58 77 116 154 4 5 800 2.2 150
P0724U_L 65 88 130 176 4 5 800 2.2 150
P0904U_L 75 98 150 196 4 5 800 2.2 150
P1104U_L 90 130 180 260 4 5 800 2.2 150
P1304U_L 120 160 240 320 4 5 800 2.2 150
P1504U_L 140 180 280 360 4 5 800 2.2 150
P1804U_L 170 220 340 440 4 5 800 2.2 150
P2304U_L 190 260 380 520 4 5 800 2.2 150
P2604U_L 220 300 440 600 4 5 800 2.2 150
P3104U_L 275 350 550 700 4 5 800 2.2 150
P3504U_L 320 400 640 800 4 5 800 2.2 150
Surge Ratings in Amps
Series
IPP
ITSM
50 / 60 Hz di/dt
0.2x310 *
0.5x700 **
2x10 *
2x10 **
8x20 *
1.2x50 **
10x160 *
10x160 **
10x560 *
10x560 **
5x320 *
9x720 **
10x360 *
10x360 **
10x1000 *
10x1000 **
5x310 *
10x700 **
Amps Amps Amps Amps Amps Amps Amps Amps Amps Amps Amps/μs
A 20 150 150 90 50 75 75 45 75 20 500
B25 250 250 150 100 100 125 80 100 30 500
C 50 500 400 200 150 200 175 100 200 50 500
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1
(R
1
)
2
(G
1
)
3
(T
1
)
6
(T
2
)
4
(R
2
)
5
(G
2
)