SMD Switching Diode
COMCHIP
www.comchip.com.tw
CDSF4148
High Speed
Features
Designed for mounting on small surface.
High speed switching.
High mounting capability, strong surge
withstand, high reliability.
Preliminary
1005(2512)
0.106(2.70)
0.098(2.50)
0.017(0.43) Typ
Mechanical data
Case: 1005(2512) standard package,
molded plastic.
Terminals: Solder plated, solderable per
MIL-STD-750, method 2026.
Polarity: Indicated by cathode band.
Mounting position: Any.
Weight: 0.005 gram (approximately)
0.008(R0.20) Typ.
0.055(1.40)
0.047(1.20)
0.040 (1.00)
0.031(0.80)
Dimensions in inches and (millimeter)
Maximum Rating
( at T
A
= 25
C
unless otherwise noted )
Parameter
Repetitive peak reverse voltage
Reverse voltage
Average forward current
Forward current , surge peak
Power Dissipation
Storage temperature
Junction temperature
Tp
= 1us
Tp
= 1s
Conditions
Symbol Min Typ Max Unit
V
RRM
V
R
Io
I
FSM
P
D
T
STG
Tj
-55
4
1
350
+175
+175
100
75
150
V
V
mA
A
mW
C
C
Electrical Characteristics
( at T
A
= 25
C
unless otherwise noted )
Parameter
Forward voltage
Reverse current
Capacitance between terminals
Reverse recovery time
V
R
= 20 V
V
R
= 75 V
f = 1MHz, and 0 VDC reverse voltage
V
R
= 6V, I
F
= 10 mA, R
L
=50 ohms
Conditions
I
F
= 50 mA DC
Symbol Min Typ Max Unit
V
F
I
R
C
T
Trr
1.0
25
2.5
3
4
V
nA
uA
pF
nS
RDS0212007-A
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