IRFB3256PBF_15 Datasheet, PDF (6/9 Pages) International Rectifier – High Efficiency Synchronous Rectification in SMPS

IRFB3256PbF
4.0
3.5
3.0
2.5
2.0 _{ID = 150μA}
1.5
ID = 1.0mA
ID = 1.0A
1.0
0.5
-75
-25
25
75
125 175
TJ , Temperature ( °C )
Fig 16. Threshold Voltage vs. Temperature
16
IF = 45A
14 VR = 51V
TJ = 25°C
12 _{TJ = 125°C}
10
8
6
4
2
0
200 400 600 800 1000
diF /dt (A/μs)
Fig. 18 - Typical Recovery Current vs. di_f/dt
500
IF = 45A
VR = 51V
400 _{TJ = 25°C}
TJ = 125°C
300
16
IF = 30A
14 VR = 51V
TJ = 25°C
12 _{TJ = 125°C}
10
8
6
4
2
0
200 400 600 800 1000
diF /dt (A/μs)
Fig. 17 - Typical Recovery Current vs. di_f/dt
500
IF = 30A
VR = 51V
400 _{TJ = 25°C}
TJ = 125°C
300
200
100
0
0
200 400 600 800 1000
diF /dt (A/μs)
Fig. 19 - Typical Stored Charge vs. di_f/dt
200
100
0
0
200 400 600 800 1000
diF /dt (A/μs)
Fig. 20 - Typical Stored Charge vs. di_f/dt
6
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