BYT79 Просмотр технического описания (PDF) - Philips Electronics
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BYT79 Datasheet PDF : 5 Pages
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Philips Semiconductors
Rectifier diodes
ultrafast
ELECTRICAL CHARACTERISTICS
Tj = 25 ˚C unless otherwise stated
SYMBOL PARAMETER
VF
Forward voltage
IR
Reverse current
Qs
Reverse recovery charge
trr
Reverse recovery time
Irrm
Peak reverse recovery current
Vfr
Forward recovery voltage
CONDITIONS
IF = 15 A; Tj = 150˚C
IF = 30 A
VR = VRRM
VR = VRRM; Tj = 100 ˚C
IF = 2 A to VR ≥ 30 V;
dIF/dt = 20 A/µs
IF = 1 A to VR ≥ 30 V;
dIF/dt = 100 A/µs
IF = 10 A to VR ≥ 30 V;
dIF/dt = 50 A/µs; Tj = 100˚C
IF = 10 A; dIF/dt = 10 A/µs
Product specification
BYT79 series
MIN.
-
-
-
-
-
TYP.
0.90
1.17
5.0
0.2
50
MAX.
1.05
1.38
50
0.8
60
UNIT
V
V
µA
mA
nC
-
50 60 ns
-
4.0 5.2 A
-
2.5
-
V
I
F
dI
F
dt
t
rr
time
Qs
I
R
I
rrm
10% 100%
Fig.1. Definition of trr, Qs and Irrm
IF
time
VF
VF
Fig.2. Definition of Vfr
V fr
time
25 PF / W
Vo = 0.9075 V
Rs = 0.0095 Ohms
BYT79
Tmb(max) / C
100
D = 1.0
20
110
0.5
15
120
0.2
10
0.1
5
130
I
tp
D=
tp
T
140
T
t
0
150
0
5
10
15
20
25
IF(AV) / A
Fig.3. Maximum forward dissipation PF = f(IF(AV));
square wave where IF(AV) =IF(RMS) x √D.
20 PF / W
Vo = 0.9075 V
Rs = 0.0095 Ohms
15
10
BYT79
Tmb(max) / C
110
a = 1.57
120
1.9
2.2
2.8
4
130
5
140
0
150
0
5
10
15
IF(AV) / A
Fig.4. Maximum forward dissipation PF = f(IF(AV));
sinusoidal current waveform where a = form
factor = IF(RMS) / IF(AV).
September 1998
2
Rev 1.300
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