LAB
MECHANICAL DATA
Dimensions in mm (inches)
3.68
(0.145) rad.
max.
6.35 (0.250)
8.64 (0.340)
3.61 (0.142)
3.86 (0.145)
rad.
SEME
2N3441
MEDIUM POWER
SILICON NPN
TRANSISTOR
24.33 (0.958)
24.43 (0.962)
0.71 (0.028)
0.86 (0.034)
11.94 (0.470)
12.70 (0.500)
FEATURES
• Low Saturation Voltages
• High Voltage Ratings
• Maximum Safe–Operating–Area
Curves for DC and Pulse Operation.
14.48 (0.570)
14.99 (0.590)
4.83 (0.190)
5.33 (0.210)
9.14 (0.360)
min.
1.27 (0.050)
1.91 (0.750)
APPLICATIONS
• Series and Shunt Regulators
TO–66
PIN 1 — Base
PIN 2 — Emitter
Case is Collector.
• Audio Amplifiers
• Power Switching Circuits
• Solenoid and Relay Drivers
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
V
CBO
V
CEO
V
EBO
I
C
I
B
P
tot
T
j
, T
stg
Collector – Base Voltage
Collector – Emitter Voltage
Emitter – Base Voltage
Collector Current
Base Current
Total Power Dissipation
Derate above 25°C
Operating and Storage Junction Temperature Range
160V
140V
7V
3A
2A
25W
0.142 W /°C
–65 to 200°C
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Prelim. 7/94
LAB
ELECTRICAL CHARACTERISTICS
(Tcase = 25°C unless otherwise stated)
Parameter
OFF CHARACTERISTICS
V
CEO(sus)*
I
CEO
I
CEX
I
EBO
Collector – Emitter Sustaining
Voltage
Collector Cut–off Current
Collector Cut–off Current
Emitter Cut–off Current
ON CHARACTERISTICS
h
FE
V
CE(sat)
V
BE(on)
DC Current Gain
Collector – Emitter
Saturation Voltage
Base – Emitter On Voltage
DYNAMIC CHARACTERISTICS
h
fe
Small Signal Current Gain
Small Signal Current Gain
V
CE
= 4V
f = 1kHz
V
CE
= 4V
f = 0.4MHz
I
C
= 0.5A
I
C
= 0.5A
15
5
75
—
—
V
CE
= 4V
V
CE
= 4V
I
C
= 2.7A
V
CE
= 4V
I
C
= 0.5A
I
C
= 2.7A
I
B
= 0.9A
I
C
= 2.7A
25
5
6
6.7
100
—
V
V
I
C
= 0.1A
V
CE
= 140V
V
CE
= 140V
V
EB
= 7V
I
B
= 0
I
B
= 0
V
BE(off)
= 1.5V
T
C
= 150°C
I
C
= 0
140
100
5
6
1
V
mA
mA
mA
SEME
2N3441
Test Conditions
Min.
Typ.
Max.
Unit
ï
h
fe
ï
*
This test must NOT be measured on a curve tracer.
THERMAL CHARACTERISTICS
R
q
JC
Thermal Resistance Junction – Case
7
°C/W
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Prelim. 7/94
