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Features
n For use in telecommunication 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 recommended 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This model series is obsolete.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 RoHS compliant*
Telefuse™ SMD Power Cross Protection Fuse
Electrical Characteristics
Model Number B0500T B1250T B2000T
Ampere Rating
(A) 0.500 1.25
2.0
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.
B2000T Datasheet
