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 (T =25C unless otherwise noted)
A
SYMBOL CN645 CN646 CN647 CN648 CN649 UNITS
Peak Working Reverse Voltage V 225 300 400 500 600 V
RWM
Average Forward Current I 400 mA
O
Average Forward Current (T =150C) I 150 mA
A O
Peak Forward Surge Current I 3.0 A
FSM
Power Dissipation P 600 mW
D
Operating and Storage
Junction Temperature T ,T -65 to 150 C
J stg
ELECTRICAL CHARACTERISTICS (T =25C unless otherwise noted)
A
CN645 CN646 CN647 CN648 CN649
SYMBOL TEST CONDITIONS MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX UNITS
V I =100A, T =100C 275 360 480 600 720 V
BR R A
I V =RATED V T =100C 15 15 20 20 25 A
R R RWM, A
I V =RATED V 0.2 0.2 0.2 0.2 0.2 A
R R RWM
V IF=400mA 1.0 1.0 1.0 1.0 1.0 V
F
C V =12V, f=1.0MHz 11 TYP 11 TYP 11 TYP 11 TYP 11 TYP pF
T R
(SEE REVERSE SIDE)
R1 CN645 SERIES GLASS PASSIVATED, GENERAL PURPOSE DIODE
DO-41SP PACKAGE - MECHANICAL OUTLINE
DIMENSIONS
INCHES MILLIMETERS
SYMBOL MIN MAX MIN MAX
A 0.021 0.025 0.53 0.64
B 0.160 0.205 4.06 5.21
A D
C 0.080 0.107 2.03 2.72
D 1.000 - 25.40 -
DO-41SP (REV: R1)
B
C
D
R1