CDST-2004S-HF

SMD Switching Diode
CDST-2004S-HF
RoHS Device
Halogen Free
Features
SOT-23
- Design for mounting on small surface.
0.119 (3.00)
0.110 (2.80)
- High speed switching.
3
- High mounting capability, strong surge
withstand, high reliability.
0.056 (1.40)
0.047 (1.20)
1
2
0.079 (2.00)
Mechanical data
0.071 (1.80)
0.006 (0.15)
- Case: SOT-23
0.003 (0.08)
- Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026.
0.041 (1.05)
0.100 (2.55)
0.035 (0.90)
0.089 (2.25)
- Weight: 0.0078 grams(approx.).
0.004 (0.10) max
0.020 (0.50)
Circuit Diagram
0.020 (0.50)
0.012 (0.30)
0.012 (0.30)
3
1
Maximum Rating
Dimensions in inches and (millimeters)
2
(at TA=25°C unless otherwise noted)
Symbol
Limits
Unit
Peak repetitive peak reverse voltage
VRRM
300
V
Working peak reverse voltage
VRWM
240
V
DC blocking voltage
VR
240
V
RMS reverse voltage
VR(RMS)
170
V
Parameter
Forward continuous current
IFM
225
mA
Peak repetitive forward current
IFRM
625
mA
IFSM
4.0
1.0
A
PD
350
mW
RθJA
357
°C/W
TJ , TSTG
-65 to +150
°C
Peak forward surge current
@t=1.0us
@t=1.0s
Power dissipation
Thermal resistance, junction to ambient
Operating junction temperature
Electrical Characteristics
Parameter
Reverse breakdown voltage
(at TA=25°C unless otherwise noted)
Symbol
VBR
Test Conditions
IR=100μA
Min
Max
300
Unit
V
Reverse leakage current
IR
VR=240V
VR=240V , Tj = 150°C
100
nA
μA
Forward voltage
VF
IF=20mA
IF=100mA
0.87
1.0
V
Diode capacitance
CT
VR=0V, f=1MHz
5.0
pF
trr
IF = IR = 30mA,
Irr = 3.0mA, RL = 100Ω
50
ns
Reverse recovery time
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 1
QW-J0007
Comchip Technology CO., LTD.
SMD Switching Diode
Electrical and Characteristic Curves (CDST-2004S-HF)
Fig.1- Power Derating
Fig.2- Typical Forward Characteristics
300
Instantaneous Forward Current, (mA)
1000
Forward Current, (mA)
250
200
150
100
50
0
Ta=150°C
10
1.0
0.1
0.01
0
25
50
75
100
125
0
150
0.4
0.8
1.2
1.6
2.0
Instantaneous Forward Voltage, (V)
Ambient temperature, (°C)
Fig.4- Typical Reverse Current
Characteristics
Fig.3- Typical Diode Capacitance
Characteristics
100
2.0
10.0
Reverse Current, (uA)
CT, Diode Capacitance, (pF)
Ta=25°C
100
1.5
1.0
0.5
0
0.01
Ta=150°C
Ta=125°C
1.0
Ta=100°C
Ta=75°C
0.1
Ta=50°C
Ta=25°C
0.01
0
0.1
1.0
10
0
Reverse Voltage, (V)
40
80
120
160
200
240
Reverse Voltage, (V)
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 2
QW-J0007
Comchip Technology CO., LTD.
SMD Switching Diodes
Reel Taping Specification
P1
XXX
B
F
E
d
P0
12
o
0
D2
D1 D
W1
SOT-23
SOT-23
SYMBOL
A
B
C
d
D
D1
D2
(mm)
3.15 ± 0.10
2.77 ± 0.10
1.22 ± 0.10
1.50 + 0.10
178 ± 2.00
54.40 ± 1.00
13.00 ± 1.00
(inch)
0.124 ± 0.004
0.109 ± 0.004
0.048 ± 0.004
0.059 + 0.004
7.008 ± 0.079
2.142 ± 0.039
0.512 ± 0.039
SYMBOL
E
F
P
P0
P1
W
W1
(mm)
1.75 ± 0.10
3.50 ± 0.10
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
8.00 + 0.30 /–0.10
12.30 ± 1.0
(inch)
0.069 ± 0.004
0.138 ± 0.004
0.157 ± 0.004
0.157 ± 0.004
0.079 ± 0.004 0.315 + 0.012 /–0.004 0.484 ± 0.039
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 3
QW-J0007
Comchip Technology CO., LTD.
SMD Switching Diode
Marking Code
3
Part Number
Marking Code
CDST-2004S-HF
S6
S6
1
2
Suggested PAD Layout
SOT-23
SIZE
A
(mm)
(inch)
0.80
0.031
A
C
B
1.90
0.075
C
2.02
0.080
D
2.82
0.111
D
B
Standard Packaging
Qty per Reel
Reel Size
(Pcs)
(inch)
3,000
7
Case Type
SOT-23
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 4
QW-J0007
Comchip Technology CO., LTD.