,
LJnc.
20 STERN AVE.
SPRINGFIELD, NEW JERSEY 07081
U.S.A.
TELEPHONE: (973) 376-2922
(212)227-6005
FAX: (973) 376-8960
2N497
2N656
2N498
2N657
NPN SILICON PLANAR
TRANSISTOR
MECHANICAL DATA
CASE:
JEDEC TO-5
I I 1°°""
I
I
I
I
I LEAD]
Incxm-E
03'"
o jro"
MAX OIA
TERMINAL CONNECTIONS:
Lead
1
Emitter
Lead 2 Base
Lead 3 Collector (Electrically connected to case)
BOTTOM VIEW
ELECTRICAL DATA
ABSOLUTE MAXIMUM RATINGS:
2N497
Collector to Base Breakdown Voltage BV
CBO
Collector to Emitter Breakdown Voltage BV
CEO
Emitter to Base Breakdown Voltage BV
EBO
Collector Dissipation at 25
*
C (Case Temperature) .
Collector Dissipation at 25° C (Ambient)
Junction Temperature (Operating)
Storage Temperature
.
.
.
.
.
2N498
2N656
2N657
UNITS
volts
volts
volts
watts
watts
.
.
.
.
.
.
.
.
.
.
60
60
8.0
4.0
0.8
100
100
8.0
4.0
0.8
60
60
8.0
4.0
0.8
100
100
8.0
4.0 •
0.8
-65° C to
+200° C
-65° C to
+200° C
ELECTRICAL CHARACTERISTICS: @ 25 °C (unless otherwise noted)
2N497, 2N498
2N656, 2N657
SYM.
Collector Base Reverse Current
Emitter Base Reverse Current
Collector Cutoff Current
DC Current Gain
DC Input Resistance
Saturation Voltage
Output Capacitance
High Frequency Current Gain
I
CBO
l
t9O
I
CBO
h
FC
h
|E
V
CE
C
ob
h
fe
CONDITIONS
Maximum rated voltage
Maximum rated voltage
V
CB
=30 V
MIN.
....
. . ..
TYP.
0.1
.05
MAX.
10
250
10
36
500
MIN.
...
....
....
30
TYP.
0.1
.05
MAX.
UNITS
10
250
10
90
500
ohms
5.0
/iA
/-A
/'A
.002
12
20
50
2.0
14
2.5
.002
60
50
2.0
14
3.0
l
c
=200 mA, V
c
=10 V A
!
B
=8.0mA,V
c
=10VA
....
l
c
=200mA, !
B
=40mAA . . . .
V
c
=10 V , l
c
=0
. . .
5.0 . . . .
volts
M
V,- = 10 V, l
r
=50 mA,
f=20 me
pulse
A Measured with 300 ^Sec, 2% duty cycle
NJ Semi-Conductors reserves the right to change test conditions, parameter limits and package dimensions without
notice. Information furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going
to press. However, N.I Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use.
NJ Semi-Conductors encourages customers to verify that datasheets are current before placing orders.
Quality Semi-Conductors
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