STFN42 STMicroelectronics, STFN42 Datasheet - Page 3

• Manufacturer Part Number: STFN42
• Description: TRANSISTOR PLANAR BIPOLAR ETD
• Manufacturer: STMicroelectronics

Specifications of STFN42

• Transistor Type: NPN
• Current - Collector (ic) (max): 1A
• Voltage - Collector Emitter Breakdown (max): 400V
• Vce Saturation (max) @ Ib, Ic: 1.5V @ 250mA, 750mA
• Dc Current Gain (hfe) (min) @ Ic, Vce: 10 @ 400mA, 5V
• Power - Max: 1.4W
• Mounting Type: Surface Mount
• Package / Case: SC-62, SOT-89, TO-243 (3 Leads + Tab)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Collector Cutoff (max): -
• Frequency - Transition: -
• Other names: 497-3521-2

STFN42
2
(T
Table 4.
1. Pulse test: pulse duration ≤ 300 µs, duty cycle ≤ 2 %.
V
Electrical characteristics
V
V
case
CEO(sus)
Symbol
BE(sat)
CE(sat)
h
I
I
FE
CES
EBO
t
f
= 25°C unless otherwise specified).
(1)
(1)
(1)
(1)
Electrical characteristics
Collector cut-off current
(V
Collector cut-off current
(I
Collector-emitter
sustaining voltage
(I
Collector-emitter
saturation voltage
Base-emitter saturation
voltage
DC current gain
Inductive load
Fall time
C
B
BE
=0)
=0)
= 0)
Parameter
Doc ID 12193 Rev 2
V
V
V
I
I
I
I
I
I
I
I
I
L = 200 µH
C
C
C
C
C
C
C
C
C
CE
CE
EB
= 10 mA
= 0.25 A
= 0.5 A
= 0.75 A
= 0.25 A
= 0.5 A
= 0.4 A
= 0.8 A
= 250 mA I
= 9 V
= 700 V
= 700 V;
Test conditions
B(on)
T
= -I
I
I
I
I
I
C
B
B
B
B
B
V
V
= 125 °C
CE
CE
= 0.05 A
= 0.125 A
= 0.25 A
= 0.05 A
= 0.125 A
B(off)
= 5 V
= 5 V
= 50 mA
Electrical characteristics
Min. Typ. Max. Unit
400
10
5
0.2
0.3
0.4
0.3
0.1
0.5
0.1
0.5
1.5
1.2
30
20
1
1
mA
mA
mA
µs
V
V
V
V
V
V
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