VS-50WQ04FNPBF_15 Datasheet, PDF (4/8 Pages) Vishay Siliconix – Schottky Rectifier

VS-50WQ04FNPbF
Vishay Semiconductors
Schottky Rectifier, 5.5 A
155
150
145
DC
140
135 _{Square wave (D = 0.50)}
80 % rated V_R applied
130
125
See note (1)
120
0 12345678
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
1000
4.0
D = 0.20
3.5
D = 0.25
D = 0.33
3.0
D = 0.50
D = 0.75
2.5
RMS limit
2.0
1.5
DC
1.0
0.5
0
012345678
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
100
At any rated load condition
and with rated V_RRM applied
following surge
10
10
100
1000
10 000
t_p - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current
Note
(1) _{Formula used: TC = TJ - (Pd + PdREV) x RthJC;}
Pd = Forward power loss = I_F(AV) x V_FM at (I_F(AV)/D) (see fig. 6);
Pd_REV = Inverse power loss = V_R1 x I_R (1 - D); I_R at V_R1 = 80 % rated V_R
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Revision: 14-Jan-11