BY251 参数 Datasheet PDF下载

NOTES:

1. Thermal Resistance From Junction to applied at Ambient 0.375"(9.5mm) lead length P.C.Board mounted.

2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.

3. Reverse Recovery Test Conditions: I

F

=0.5A, I

R

=1.0A, Irr=0.25A.

RATING AND CHARACTERISTIC CURVES BY251 THRU BY255

Fig. 1-FORWARD CURRENT DERATING CURVE

Fig. 2-MAXIMUM PEAK FORWARD

SURGE CURRENT

Fig. 3-TYPICAL INSTANTANEOUS FORWARD

CHARACTERISTICS

Fig. 4-TYPICAL JUNCTION CHARACTERISTICS

Fig. 5-TYPICAL REVERSE CHARACTERISTICS