* The curves shown are typical for the highest voltage device in the
grouping. Typical reverse current for lower voltage selections can be
estimated from these same curves if V
R
is sufficiently below rated V
R
.
0.3
0.2
0.1
0.2 0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
v
F,
INSTANTANEOUS VOLTAGE (V)
Figure 1. Typical Forward Voltage
Figure 3. Current Derating, Case
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2
BYW29−200
PF(AV) , AVERAGE POWER DISSIPATION (WATTS)
IF(AV) , AVERAGE FORWARD CURRENT (AMPS)
14
12
dc
10
8.0
6.0
4.0
2.0
0
0
20
40
60
80
100
120
140
160
180
200
T
A
, AMBIENT TEMPERATURE (°C)
dc
SQUARE WAVE
SQUARE WAVE
R
qJA
= 16°C/W
R
qJA
= 60°C/W
(NO HEAT SINK)
10
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10
I
F(AV)
, AVERAGE FORWARD CURRENT (AMPS)
SQUARE WAVE
dc
T
J
= 175°C
Figure 4. Current Derating, Ambient
Figure 5. Power Dissipation
r(t), TRANSIENT THERMAL RESISTANCE (NORMALIZED)
1.0
D = 0.5
0.5
0.1
0.05
0.01
Z
qJC(t)
= r(t) R
qJC
R
qJC
= 1.5
°C/W
MAX
0.2
0.1
0.05
P
(pk)
t
1
t
2
DUTY CYCLE, D = t
1
/t
2
SINGLE PULSE
0.02
0.01
0.01
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT T
1
T
J(pk)
- T
C
= P
(pk)
Z
qJC(t)
0.02
0.05
0.1
0.2
0.5
1.0
2.0
t, TIME (ms)
5.0
10
20
50
100
200
500
1000
Figure 6. Thermal Response
1000
C, CAPACITANCE (pF)
300
T
J
= 25°C
100
30
10
1.0
10
V
R
, REVERSE VOLTAGE (V)
100
Figure 7. Typical Capacitance
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3
BYW29−200
PACKAGE DIMENSIONS
TO−220
CASE 221B−04
ISSUE E
C
Q
B
F
T
S
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
DIM
A
B
C
D
F
G
H
J
K
L
Q
R
S
T
U
INCHES
MIN
MAX
0.595
0.620
0.380
0.405
0.160
0.190
0.025
0.035
0.142
0.161
0.190
0.210
0.110
0.130
0.014
0.025
0.500
0.562
0.045
0.060
0.100
0.120
0.080
0.110
0.045
0.055
0.235
0.255
0.000
0.050
MILLIMETERS
MIN
MAX
15.11
15.75
9.65
10.29
4.06
4.82
0.64
0.89
3.61
4.09
4.83
5.33
2.79
3.30
0.36
0.64
12.70
14.27
1.14
1.52
2.54
3.04
2.04
2.79
1.14
1.39
5.97
6.48
0.000
1.27
4
A
1
3
U
H
K
L
G
D
R
J
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