below which the device will not enter secondary breakdown.
Collector load lines for specific circuits must fall within the
applicable Safe Area to avoid causing a catastrophic failure.
To insure operation below, the maximum T
J
,
power−temperature derating must be observed for both
steady state and pulse power conditions.
Figure 3. DC Safe Operating Area
300
200
T
J
= 150°C
100
70
50
30
20
10
− 55°C
+ 100°C
+ 25°C
V
CE
= 10 V
V
CE
= 2.0 V
1.0
2.0
3.0
5.0
7.0
10
20
30
50
I
C
, COLLECTOR CURRENT (mAdc)
70
100
200
300
500
Figure 4. Current Gain
http://onsemi.com
2
BD159
PACKAGE DIMENSIONS
TO−225
CASE 77−09
ISSUE Z
−B−
U
Q
F
M
C
−A−
1 2 3
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. 077−01 THRU −08 OBSOLETE, NEW STANDARD
077−09.
INCHES
MIN
MAX
0.425
0.435
0.295
0.305
0.095
0.105
0.020
0.026
0.115
0.130
0.094 BSC
0.050
0.095
0.015
0.025
0.575
0.655
5
_
TYP
0.148
0.158
0.045
0.065
0.025
0.035
0.145
0.155
0.040
−−−
MILLIMETERS
MIN
MAX
10.80
11.04
7.50
7.74
2.42
2.66
0.51
0.66
2.93
3.30
2.39 BSC
1.27
2.41
0.39
0.63
14.61
16.63
5
_
TYP
3.76
4.01
1.15
1.65
0.64
0.88
3.69
3.93
1.02
−−−
H
K
V
G
S
D
2 PL
0.25 (0.010)
M
J
R
0.25 (0.010)
A
M
M
A
M
B
M
B
M
DIM
A
B
C
D
F
G
H
J
K
M
Q
R
S
U
V
STYLE 1:
PIN 1. EMITTER
2. COLLECTOR
3. BASE
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