B0500T
B0500T is SMD Power Cross Protection Fuse manufactured by Bourns.
Features n For use in telemunication circuit applications requiring low current protection with high surge tolerance n Overcurrent protection to Telcordia GR-1089-CORE Issue 4 (B1250T only) & UL 1950/60950 n Bourns® TISP® products are remended for the overvoltage section of the circuit
This model series is obsolete. The Model SF-3812TM-T series can be considered as a replacement. n Agency recognition: File: E198545 n Ro HS pliant-
Telefuse™ SMD Power Cross Protection Fuse
Electrical Characteristics
Model Number B0500T B1250T B2000T
Ampere Rating
(A) 0.500 1.25
Voltage Rating (VRMS)
600 600 600
Typical Cold
Resistance (Ohms) 0.350 0.075 0.056
Volt-drop @ 100 % In
(Volts) Max. 0.23 0.18 0.16
Melting I2T < 10 msec (A2 sec.)
2 14 33
Melting I2T @ 10 In (A2 sec.) 2.3 17 37
Maximum Power
Dissipation (W) 0.20 0.40 0.52
Temperature Range -55 °C to +125 °C
Lightning Surge Withstand Capabilities
Minimum Minimum Withstand Peak Current
OBSOLETE Environmental Characteristics
Thermal Shock MIL-STD-202, Method 107, Test Condition B (-65 °C to +125 °C)
Shock MIL-STD-202, Method 213, Test Condition I
(100 Gs peak for 6 milliseconds) Vibration MIL-STD-202, Method 201
(10-55 Hz, 0.06 inch total excursion) Salt Spray.... MIL-STD-202, Method 101,
Test Condition B (48 hrs.) Insulation Resistance MIL-STD-202,
Method 302, Test Condition A (after opening)
10,000 ohms minimum Solderability
MIL-STD-202, Method 208 Resistance to Solder Heat
MIL-STD-202, Method 210, Test Condition J (235 °C, 30 sec.)
Max. Rise/ Min. Decay
(µs) 10/1000 10/360
2/10 10/360
2/10 8/20
Repetitions
Total
Each...
