*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.
4B06B-512-RC - Surge Line Protection Module
Matched Pair of Resistors
Electrical Characteristics
Resistance Values (R1 = R2) .............................................5.6 - 100 Ω
Resistance Tolerance..................................................................±5 %
TCR ..................................................................................100 ppm/°C
Ratio Tolerance ...........................................................................±2 %
Temperature Range...................................................-40 ºC to +85 ºC
Physical Characteristics
Body Style ................................................................Open Frame SIP
Substrate Material ........................................................96 % Alumina
Lead Frame Material .......................................Copper, solder coated
Flammability .....................................................Conforms to UL94V-0
Wave Soldering .................................................260 °C for 3 seconds
Functional Characteristics (per Bellcore GR-1089)
First Level Lightning Surge -
Resistors will remain within tolerance after testing.
1000 Volts Peak, 100 Amp Peak Current,
Max. Rise/Min. Decay Time 10x1000 µs,
60 Seconds Between Pulses:
Number of Pulses ..............................25 each resistor each polarity
..........................................................25 simultaneous each polarity
2500 Volts Peak, 500 Amp Peak Current,
Max. Rise/Min. Decay Time 2x10 µs,
60 Seconds Between Pulses:
Number of Pulses .............................10 simultaneous each polarity
First Level AC Power Fault -
Resistors will remain within tolerance after testing.
50 Vrms, 0.33 Amp Short Circuit Current:
Duration...........................................................................15 minutes
100 Vrms, 0.17 Amp Short Circuit Current:
Duration...........................................................................15 minutes
600 Vrms, 1.00 Amp Short Circuit Current:
Duration ........................................................60 One-second pulses
Second Level Lightning Surge -
Resistor package must fail safely causing no fire, electrical, or
framentation hazard.
5000 Volts Peak, 500 Amp Peak Current,
Max. Rise/Min. Decay Time 2x10 µs:
Number of Pulses ...............................1 simultaneous each polarity
Second Level AC Power Fault -
Resistor package must fail safely causing no fire, electrical, or
framentation hazard.
Features
■RoHS compliant* versions available
■Overcurrent/lightning protection to BELLCORE GR-1089
■Typical application is secondary protection on telecom line cards
■UL497A recognition
■Thermal fuse links
1 2 3 11 12 13
1.27
(.050)
2 PLCS.
2.54
(.100)
4 PLCS.
20.32
(.800)
33.02
(1.300) MAX.
MAX. 3.43 ± .381
(.135 ± 0.015)
11.43
(.450)
1 2 3 111213
F2F1
R1
R2
How To Order
4B 06 B - 512 - XXX LF
Model
(4B = Open Frame)
Number of Pins
Physical Configuration
Electrical Configuration
512 = Matched pair of resistors plus thermal fuse
Resistance Code
• 5R6 = 5.6 Ω
• 100 = 10 Ω
• 500 = 50 Ω
• 101 = 100 Ω
RoHS Compliant Option
Blank = Standard Product
LF = RoHS Compliant Product
Product Dimensions
Electrical Schematic
DIMENSIONS: MILLIMETERS
(INCHES)
4B06B-512-5R6
0028
Asia-Pacific: TEL +886- (0)2 25624117 • FAX +886- (0)2 25624116
Europe: TEL +41-41 7685555 • FAX +41-41 7685510
Americas: TEL +1-909 781-5500 • FAX +1-909 781-5700
www.bourns.com
REV. 06/11
3.18
(.125)
MAX.
0.36
(.014)
MAX.
1.91
(.075)
MAX.
*RoHS COMPLIANT
VERSIONS
AVAILABLE
