LAB
MECHANICAL DATA
Dimensions in mm (inches)
SEME
2N3439CSM4
HIGH VOLTAGE, MEDIUM POWER, NPN
TRANSISTOR IN A
HERMETICALLY SEALED
CERAMIC SURFACE MOUNT PACKAGE
FOR HIGH RELIABILITY APPLICATIONS
FEATURES
5.59 鹵 0.13
(0.22 鹵 0.005)
0.25 鹵 0.03
(0.01 鹵 0.001)
1.40 鹵 0.15
(0.055 鹵 0.006)
鈥?SILICON PLANAR EPITAXIAL NPN
TRANSISTOR
鈥?HERMETIC CERAMIC SURFACE MOUNT
PACKAGE
鈥?CECC SCREENING OPTIONS
0.23 min.
(0.009)
0.64 鹵 0.08
(0.025 鹵 0.003)
0.23 rad.
(0.009)
3
2
1.27 鹵 0.05
(0.05 鹵 0.002)
3.81 鹵 0.13
(0.15 鹵 0.005)
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鈥?SPACE QUALITY LEVELS OPTIONS
鈥?HIGH VOLTAGE
1.02 鹵 0.20
(0.04 鹵 0.008)
2.03 鹵 0.20
(0.08 鹵 0.008)
APPLICATIONS:
LCC3 PACKAGE
Underside View
PAD 1 鈥?Collector
PAD 2 鈥?N/C
PAD 3 鈥?Emitter
PAD 4 鈥?Base
Hermetically sealed surface mount version of
the popular 2N3439 for high reliability / space
applications requiring small size and low
weight devices.
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25擄C unless otherwise stated)
V
CBO
V
CEO
V
EBO
I
C
P
D
P
D
R
ja
T
stg
Semelab plc.
Collector 鈥?Base Voltage
Collector 鈥?Emitter Voltage (I
B
= 0)
Emitter 鈥?Base Voltage (I
B
= 0)
Collector Current
Total Device Dissipation
Derate above 50擄C
Thermal Resistance Junction to Ambient
Storage Temperature
450V
350V
7V
500mA
350mW
2.0mW / 擄C
350擄C/W
鈥?5 to 200擄C
Prelim. 2/98
Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
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