HIT 2SD1974 Datasheet
Application
Low frequency power amplifier
Outline
UPAK
2SD1974
Silicon NPN Epitaxial
1
2
3
1
4
1. Base
2. Collector
3. Emitter
4. Collector (Flange)
2, 4
3
I
D
2SD1974
Absolute Maximum Ratings (Ta = 25°C)
Item Symbol Ratings Unit
Collector to base voltage V
Collector to emitter voltage V
Emitter to base voltage V
Collector current I
Collector peak current ic
E to C diode forward current I
Collector power dissipation PC*
CBO
CEO
EBO
C
(peak)
D
1
Junction temperature Tj 150 °C
Storage temperature Tstg –55 to +150 °C
Note: 1. Value on the alumina ceramic board (12.5 x 20 x 0.7 mm)
Electrical Characteristics (Ta = 25°C)
Item Symbol Min Typ Max Unit Test conditions
Collector to base breakdown
voltage
Collector to emitter breakdown
voltage
Collector to emitter sustaining
voltage
Emitter to base breakdown
voltage
Collector cutoff current I
Emitter cutoff current I
DC current transfer ratio h
Collector to emitter saturation
voltage
E to C diode forward voltage V
Notes: 1. Pulse test
2. Marking is “ES”.
V
(BR)CBO
V
(BR)CEO
V
CEO(sus)
V
(BR)EBO
CBO
I
CEO
EBO
FE
V
CE(sat)
D
25 — — V IC = 10 µA, IE = 0
25 — 35 V IC = 1 mA, RBE = ∞
25 — 35 V IC = 0.8 A, RBE = ∞,
6——VI
— — 0.2 µAV
— — 0.5 µAV
— — 0.2 µAVEB = 5 V, IC = 0
250 — 1200 V
— — 0.4 V IC = 0.8 A, IB = 80 mA*
— — 1.5 V ID = 0.6 A*
25 V
25 V
6V
0.8 A
1.5 A
0.6 A
1.0 W
L = 20 mH
= 10 µA, IC = 0
E
= 20 V, IE = 0
CB
= 20 V, RBE = ∞
CE
= 2 V, IC = 0.1 A*
CE
1
1
1
2
2SD1974
Maximum Collector Dissipation Curve
1.2
(W)
C
0.8
0.4
(on the alumina ceramic board)
Collector Power Dissipation P
0
50 100 150
Ambient Temperature Ta (°C)
Area of Safe Operation of
Emitter to Collector Diode
10
Ta = 25°C
1 Shot Pulse
8
(A)
D
6
4
Diode Current I
2
0
0.1 0.3 1.0 3 10
Pulse Width P
(ms)
W
10
Area of Safe Operation
(A)
C
1.0
3
i
C(peak)
I
C(max)
DC Operation
PW = 1 ms
10 ms
0.3
0.1
Collector Current I
0.03
Ta = 25°C
1 Shot Pulse
0.01
0.01 0.3 10 1003301.0
Collector to Emitter Voltage V
CE
(V)
Typical Output Characteristics
1.0
1.8
0.8
(A)
C
0.6
1.6
1.4
1.2
1.0
0.8
0.4
0.6
0.4
Collector Current I
0.2
0.2 mA
IB = 0
Ta = 25°C
02 86410
Collector to Emitter Voltage V
CE
(V)
3
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