BY479X-1700 Datasheet, PDF (4/6 Pages) NXP Semiconductors – Damper diode fast, high-voltage

Philips Semiconductors
Damper diode
fast, high-voltage
30 ^{Vfr / V}
20
BY479
max
typ
10
0
0
50
100
150
200
dIF/dt (A/us)
Fig.7. Typical and maximum V_fr = f(dI_F/dt); I_F = 6.5A;
T_j = 25˚C
trr / us
2 _{IF = 10 A}
5A
1.5 ^{2 A}
1A
1
BY459
0.5
Fig.8.
0
1
10
100
-dIF/dt (A/us)
Maximum reverse recovery time t_rr = f(dI_F/dt);
parameter T_j; V_R≥30V
Product specification
BY479X-1700
10 ^{Transient thermal impedance, Zth j-hs (K/W)}
1
0.1
0.01
P_D
tp
D
=
tp
T
0.001
1us
T
t
10us 100us 1ms 10ms 100ms 1s 10s
pulse width, tp (s)
BY459F
Fig.9. Transient thermal impedance Z_th = f(t_p)
September 1998
4
Rev 1.200