4B08B 513 RC

*R
oH
V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
E
Features
■
■
■
■
RoHS compliant* versions available
Overvoltage/lightning protection to ITU-T K.20
Standard “off-the-shelf” design
Typical application is secondary protection on telecom line cards
4B08B-513-RC - Surge Line Protection Module
Electrical Characteristics
Resistance Values (R1 = R2).......................................50 & 100 Ω
Resistance Tolerance ...........................................................±2 %
TCR............................................................................100 ppm/°C
Ratio Tolerance..................................................................±0.3 %
Power Dissipation (per resistor) @ 25 °C ...............................2 W
Temperature Range..........................................-55 ºC to +125 ºC
Environmental Characteristics
Tests per MIL-STD-202..................................................∆ R max.
Resistance to Solvents .........................No marking deterioration
Resistance to Solder Heat................................................± 0.5 Ω
Solderability.......................................................>95 % Coverage
Insulation Resistance ........................10 MΩ 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
4B08B-513-500
Flammability ..............................................Conforms
to UL94V-0
Product Dimensions
38.35
(1.510)
MAX.
10.41
(.410)
4B08B-513-500
DCODE
1.27
(.05)
2 3
5 6
9 10
3.43 ± .38
(.135 ± .015)
5.08
(.200)
12 13
7.62
(.300)
5.08
(.200)
2 PLCS.
DIMENSIONS:
0.36
(.014)
MAX.
.51
(.020)
2.54
(.100)
4 PLCS.
MILLIMETERS
(INCHES)
Electrical Schematic
R1
DCODE
Functional Characteristics
Lightning Surge Test....................................10 x 700 µSec, 1 KV
Power Induction ...........................................................300 V rms
Power Contact .............................................................220 V rms
2.29
(.090)
MAX.
2
3
R2
5
6
9
10
12
13
How To Order
4B 08 B - 513 - XXX LF
Model
(4B = Open Frame)
Number of Pins
Physical Configuration
Electrical Configuration
513 = Matched pair of resistors plus thermal fuse
Resistance Code
• 500 = 50 ohms
• 101 = 100 ohms
Asia-Pacific:
TEL +886- (0)2 25624117
FAX +886- (0)2 25624116
RoHS Compliant Option
Blank = Standard Product
LF = RoHS Compliant Product
Europe:
TEL +41-41 7685555
FAX +41-41 7685510
The Americas:
TEL +1-951 781-5500
FAX +1-951 781-5700
www.bourns.com
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
REV. 06/11
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