DATA SHEET
CN645 THRU CN649
GLASS PASSIVATED JUNCTION
GENERAL PURPOSE DIODE
DO-41SP CASE
DESCRIPTION
The CENTRAL SEMICONDUCTOR CN645 Series types are Glass Passivated Junction general-purpose diodes, which are
well constructed, highly reliable components designed for use in all types of commercial, industrial, entertainment, computer
and automotive applications.
MAXIMUM RATINGS (TA=25°C unless otherwise noted)
SYMBOL
Peak Working Reverse Voltage
VRWM
Average Forward Current
IO
Average Forward Current (TA=150°C)
IO
Peak Forward Surge Current
IFSM
Power Dissipation
PD
Operating and Storage
Junction Temperature
TJ,Tstg
CN645 CN646 CN647 CN648 CN649
225
300
400
500
600
400
150
3.0
600
-65 to 150
UNITS
V
mA
mA
A
mW
°C
ELECTRICAL CHARACTERISTICS (TA=25°C unless otherwise noted)
CN645
CN646
SYMBOL
TEST CONDITIONS
MIN MAX MIN MAX
VBR
IR=100µA, TA=100°C
275
360
IR
VR=RATED VRWM, TA=100°C
15
15
IR
VR=RATED VRWM
0.2
0.2
VF
IF=400mA
1.0
1.0
CT
VR=12V, f=1.0MHz
11 TYP
11 TYP
CN647
MIN MAX
480
20
0.2
1.0
11 TYP
CN648
MIN MAX
600
20
0.2
1.0
11 TYP
CN649
MIN MAX
720
25
0.2
1.0
11 TYP
UNITS
V
µA
µA
V
pF
(SEE REVERSE SIDE)
R1
CN645 SERIES
GLASS PASSIVATED, GENERAL PURPOSE DIODE
DO-41SP PACKAGE - MECHANICAL OUTLINE
A
D
SYMBOL
A
B
C
D
DIMENSIONS
INCHES
MILLIMETERS
MIN
MAX
MIN
MAX
0.021 0.025
0.53
0.64
0.160 0.205
4.06
5.21
0.080 0.107
2.03
2.72
1.000
-
25.40
-
DO-41SP (REV: R1)
B
C
D
R1
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