Temperature Range ........-55 ºC to +125 ºC
Thermal Shock ......................MIL-STD-202,
Shock ..........MIL-STD-202, Method 213,
Vibration ........MIL-STD-202, Method 201
Salt Spray ....MIL-STD-202, Method 101,
Insulation Resistance ........MIL-STD-202,
Solderability ..MIL-STD-202, Method 208
Resistance to Solder Heat
Body Material
Solder ............................................Lead free
Solder Reflow Temperature
Packaging ..............2,000 pcs. per 13 ” reel
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
Electrical Characteristics
Environmental Characteristics
Physical Characteristics
..................MIL-STD-202, Method 210,
..............................240 °C for 30 seconds
..........Ceramic with tin plated brass caps
Number
B0500T
B1250T
B2000T
Model
(10-55 Hz, 0.06 inch total excursion)
Asia-Pacific:
TEL +886- (0)2 25624117
FAX +886- (0)2 25624116
Europe:
TEL +41-41 7685555
FAX +41-41 7685510
The Americas:
TEL +1-951 781-5500
FAX +1-951 781-5700
www.bourns.com
Test Condition J (235 °C, 30 sec.)
(100 Gs peak for 6 milliseconds)
Method 302, Test Condition A
Method 107, Test Condition B
Test Condition B (48 hrs.)
10,000 ohms minimum
260 °C for 3 seconds
Ampere
(-65 °C to +125 °C)
Rating
0.500
1.25
(A)
2.0
Test Condition I
(after opening)
Voltage
(VRMS)
Rating
600
600
600
Telefuse
Features
Test Methods per GR-1089/TIA-968-A (FCC Pt. 68)
1st Level
GR-1089
Lightning Surge Withstand Capabilities
Min. Decay
AC Power Fault Tests
AC Current Limiting Protector Tests/Fusing Coordination Tests
Max. Rise/
For use in telecommunication circuit applications requiring low current protection
with high surge tolerance
Overcurrent protection to Telcordia GR-1089-CORE Issue 4 (B1250T only)
& UL 1950/60950
Bourns
Agency recognition:
RoHS compliant*
10/1000
Voltage
Test
10/360
10/360
(Vac)
2/10
2/10
8/20
1
2
3
4
6
7
8
9
Resistance
(µs)
600
600
600
600
600
600
600
600
600
600
600
Typical
(ohms)
0.350
0.075
0.056
Cold
®
TISP
(VRMS)
200,400,
Voltage Current
1000
1000
™
100
600
600
440
600
50
®
Total
SMD Power Cross Protection Fuse
50
50
20
10
Current
products are recommended for the overvoltage section of the circuit
2
2
Repetitions
3.75
12.5
(A)
2.2
2.6
3.0
10
20
25
30
5
7
@ 100 % In
Circuit
Volt-drop
Each Polarity Voltage (V)
Short
0.33
0.17
(Volts)
(A)
0.5
2.2
max.
0.23
0.18
0.16
1
1
3
5
25
25
10
5
1
1
Up to 15 Min.
File: E198545
Duration
Applications
60
60
Melting I 2 T
1
1
1
5
5
5
< 10 msec
(A 2 sec.)
Minimum
Peak
1000
1000
2500
1000
5000
5000
14
33
2
Maximum Time for Fuse to Open (Seconds)
Duration
1.1 sec.
0.4 sec.
15 min.
15 min.
30 sec.
1 sec.
1 sec.
2 sec.
B0500T
0.005
0.004
0.003
0.08
0.04
0.01
1.0
0.8
0.5
0.3
0.2
Minimum Withstand Peak Current (A)
B0500T
Melting I 2 T
120
120
B0500T
Will open
Will open
Will open
(A 2 sec.)
25
30
30
75
@ 10 In
2.3
17
37
Parts pass all 1st Level tests
Fuse Characteristics
B1250T
0.07
0.04
0.02
900
0.5
0.2
50
10
5
2
1
B1250T
B1250T
100
125
500
125
500
300
Dissipation
Maximum
Power
Will not open
0.20
0.40
0.52
(W)
B2000T
2000
B2000T
0.07
0.05
100
B2000T
0.7
0.3
0.1
10
3
2
120
150
600
150
600
350