CDSF4148-B03

COMCHIP
SMD Switching Diode
SMD Diodes Specialist
CDSF4148-B03 (Lead-free Device)
High Speed
Features
Designed for mounting on small surface.
1005(2512)
Extremely thin/leadless package.
0.102(2.60)
0.095(2.40)
High mounting capability, strong surge
withstand, high reliability.
0.051(1.30)
0.043(1.10)
Mechanical data
Case: 1005 (2512) standard package,
molded plastic.
0.035(0.90)
0.027(0.70)
Terminals: Gold plated, solderable per
MIL-STD-750, method 2026.
0.020(0.50) Typ.
Polarity: Indicated by cathode band.
0.012 (0.30) Typ.
Mounting position: Any.
0.020(0.50) Typ.
Weight: 0.006 gram (approximately)
Dimensions in inches and (millimeter)
Maximum Rating ( at T A = 25 C unless otherwise noted )
Parameter
Conditions
Repetitive peak reverse voltage
Symbol Min Typ Max Unit
V RRM
100
V
Reverse voltage
VR
75
V
Average forward current
IO
150
mA
tp=1uS
4
Forward current , surge peak
I FSM
A
tp=1mS
1
Repetitive peak forward current
I FRM
300
mA
Power Dissipation
PD
350
mW
Storage temperature
T STG
-40
+125
C
Junction temperature
Tj
-40
+125
C
Electrical Characteristics ( at T A = 25 C unless otherwise noted )
Conditions
Parameter
Symbol Min Typ Max Unit
Forward voltage
I F = 50 mA DC
VF
1.0
V
Reverse current
V R = 20 V
V R = 75 V
IR
25
2.5
nA
uA
Capacitance between terminals
f = 1MHz, and 0 VDC reverse voltage
CT
4
pF
Reverse recovery time
I F = I R = 10 mA, R L =100 ohms, irr = 1mA
Trr
4
nS
REV:A
QW-A8011
Page 1
COMCHIP
SMD Switching Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDSF4148-B03)
Fig. 1 - Forward characteristics
Fig. 2 - Reverse characteristics
1000
10u
Reverse current ( A )
10
C
C
C
-25
0.1
25
125
C
1
75
Forward current (mA )
125 C
100
1u
75 C
100n
10n
25 C
1n
-25 C
0.1n
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
10
20
40
50
60
70
80
90 100
Reverse voltage (V)
Forward voltage (V)
Fig. 3 - Capacitance between
terminals characteristics
Fig. 4 - Current derating curve
5.0
f=1MHz
Ta = 25 C
Mounting on glass epoxy PCBs
Average forward current ( % )
Capacitance between terminals : (pF)
30
4.0
3.0
2.0
1.0
100
80
60
40
20
0
0
0
5
10
15
20
25
Reverse voltage : (V)
30
35
0
25
50
75
100
125
150
Ambient temperature ( C)
REV:A
QW-A8011
Page 2
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