
Specifications are subject to change without notice.
4B08B-513-RC - Surge Line Protection Module
Electrical Characteristics
Resistance Values (R1 = R2).......................................50 & 100
Resistance Tolerance ...........................................................±2 %
TCR............................................................................100 ppm/°C
Ratio Tolerance..................................................................±0.3 %
Power Dissipation (per resistor) @ 25 °C ...............................2 W
Temperature Range..........................................-55 C to +125 C
Environmental Characteristics
Tests per MIL-STD-202..................................................
R max.
Resistance to Solvents .........................No marking deterioration
Resistance to Solder Heat................................................± 0.5
Solderability.......................................................>95 % Coverage
Insulation Resistance ........................10 M
min. (isolated pins)
Bias Humidity Test..................................50 V / 85 % RH / 85 °C
Physical Characteristics
Body Style..........................................................Open Frame SIP
Substrate Material..................................................96 % Alumina
Lead Frame Material.................................Copper, solder coated
Flammability ..............................................Conforms to UL94V-0
Functional Characteristics
Lightning Surge Test....................................10 x 700 Sec, 1 KV
Power Induction ...........................................................300 V rms
Power Contact .............................................................220 V rms
Features
■
Overvoltage/lightning protection to ITU-T K.20
■
Standard “off-the-shelf” design
■
Typical application is secondary protection on telecom line cards
MAX.
2.29
(.090)
MAX.
0.36
(.014)
38.35
(1.510)
23
5 6
9 10
12 13
5.08
(.200)
7.62
(.300)
.51
(.020)
MAX.
2 PLCS.
4 PLCS.
5.08
(.200)
3.43
± .38
(.135
± .015)
1.27
(.05)
10.41
(.410)
2.54
(.100)
4B08B-513-500
DCODE
4B08B-513-500
DCODE
35
R1
26
10
12
R2
913
How To Order
4B 08 B - 513 - XXX
Model
(4B = Open Frame)
Number of Pins
Physical Configuration
Electrical Configuration
513 = Matched pair of resistors plus thermal fuse
Resistance Code
500 = 50
101 = 100
Product Dimensions
Electrical Schematic
DIMENSIONS:
MILLIMETERS
(INCHES)
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05/03