NPN SILICON PLANAR TRANSISTOR 2N657
TO-39
Metal Can Package
General Purpose Transistor.
ABSOLUTE MAXIMUM RATINGS (Ta=25ºC unless specified otherwise)
DESCRIPTION SYMBOL VALUE UNITS
Collector Emitter Voltage VCEO 100 V
Collector Base Voltage VCBO 100 V
Emitter Base Voltage VEBO 8.0 V
Collector Current IC0.5 A
Power Dissipation @ Ta=25ºC PD1.0 W
Derate Above 25ºC 5.7 mW/ºC
Power Dissipation@ Tc=25ºC PD4.0 W
Derate Above 25ºC 22.8 mW/ºC
Operating And Storage Junction Tj, Tstg -65 to +200 ºC
Temperature Range
ELECTRICAL CHARACTERISTICS (Ta=25ºC unless specified otherwise)
DESCRIPTION SYMBOL TEST CONDITION MIN MAX UNITS
Collector Emitter Voltage VCEO IC=250µA,IB=0 100 V
Collector Base Voltage VCBO IC=100µA,IE=0 100 V
Emitter Base Voltage VEBO IC=250µA,Ic=0 8.0 V
Collector Cut off Current ICBO VCB=30V, IE=0 10 µA
DC Current Gain hFE IC=200mA,VCE=10V 30 90
Collector Emitter Saturation Voltage *VCE(Sat) IC=200mA,IB=40mA 4.0 V
SMALL SIGNAL CHARACTERISTICS
Input Impedance * | hfe |I
B=8mA, VCE=10V 0.5 KΩ
*Pulse Test: Pulse Length= 300µs, Duty Cycle <2%
Continental Device India Limited Data Sheet Page 1 of 3
Continental Device India Limited
An ISO/TS16949 and ISO 9001 Certified Company
2N657
TO-39
Metal Can Package
TO-39 Metal Can Package
21
3
PIN CONFIGURATION
1. EMITTER
2. BASE
3. COLLECTOR
DIM MIN MAX
All dimensions are in mm
A 8.50 9.39
B 7.74 8.50
C 6.09 6.60
D 0.40 0.53
E—0.88
F 2.41 2.66
G 4.82 5.33
H 0.71 0.86
J 0.73 1.02
K12.70—
L 42 D EG 48 DEG
A
B
C
E
K
D
G
LH
J
F
1
2
3
TO-39 500 pcs/polyb ag 540 gm/500 pcs 3" x 7.5" x 7.5" 20K 17" x 15" x 13.5" 32K 40 kgs
PACKAGE
Net Weight/QtyDetails
STANDARD PACK INNER CARTON BOX
Qty
OUTER CARTON BOX
Qty Gr WtSize Size
P
ac
ki
ng
D
eta
il
Continental Device India Limited Data Sheet Page 2 of 3
Notes 2N657
TO-39
Metal Can Package
2N657Rev190701
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited
for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as
to confirm that the Device(s) meet functionality parameters for your application. The information furnished in the Data Sheet and
on the CDIL Web Site/CD is believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies
or incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any
CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for
use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Discrete
Semiconductor Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do
so at their own risk and CDIL will not be responsible for any damages resulting from such sale(s).
CDIL strives for continuous improvement and reserves the right to change the specifications of its products without prior notice.
CDIL is a registered Trademark of
Continental Device India Limited
C-120 Naraina Industrial Area, New Delhi 110 028, India.
Telephone + 91-11-2579 6150, 5141 1112 Fax + 91-11-2579 5290, 5141 1119
email
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Continental Device India Limited Data Sheet Page 3 of 3
