SMD Switching Diodes
CDST-19-G/20-G
High Speed
RoHS Device
Features
- Fast switching diode.
- Surface mount package ideally for automatic
insertion.
- For general purpose switching applications.
- High conductance.
SOT-23
0.119 (3.00)
0.110 (2.80)
-
+
3
0.056 (1.40)
0.047 (1.20)
1
0.083 (2.10)
0.066 (1.70)
2
Mechanical data
- Case: SOT-23
- Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026.
- Weight: 0.008 gram.
0.020 (0.50)
0.012 (0.30)
0.041 (1.05)
0.035 (0.90)
0.006 (0.15)
0.003 (0.08)
0.103 (2.60)
0.086 (2.20)
0.006 (0.15) max
0.007 (0.20) min
Circuit Diagram
3
Dimensions in inches and (millimeters)
1
2
Maximum Rating
(at Ta=25°C unless otherwise noted)
Parameter
Non-Repetitive peak reverse voltage
DC blocking voltage
Average rectified output current
Power dissipation
Thermal resistance-Junction to ambient air
Junction temperature
Storage temperature range
Symbol
V
RM
V
R
I
O
P
D
R
θJA
T
J
T
STG
CDST-19-G
100
100
200
250
500
150
-65 ~ +150
CDST-20-G
150
150
Unit
V
V
mA
mW
O
C/W
O
C
C
O
Electrical Characteristics
(at T
A
=25°C unless otherwise noted)
Parameter
Reverse breakdown voltage
CDST-19-G
CDST-20-G
CDST-19-G
CDST-20-G
Symbol
V
BR
Test Conditions
I
R
=100uA
Min
100
150
Max
Unit
V
Reverse leakage current
I
R
V
R
=100V
V
R
=150V
I
F
=100mA
I
F
=200mA
V
R
=0V, f=1MH
Z
I
F
=I
R
=30mA, Irr=0.1
X
I
R
0.1
1
1.25
5
50
UA
Forward voltage
Junction capacitance
Reverse recovery time
V
F
C
J
t
rr
V
pF
nS
REV:B
Page 1
Company reserves the right to improve product design , functions and reliability without notice.
QW-B0021
Comchip Technology CO., LTD.
SMD Switching Diodes
Characteristic Curves (CDST-19-G/20-G)
Fig.1 - Forward Characteristics
1000
T
J
=25 C
O
Fig.2 - Leakage Current vs
Junction Temperature
100
I
R
, Leakage Current (uA)
I
F
, Forward Current (mA)
100
10
1
10
1
0.1
0.1
0.01
0.01
0
1
V
F
, Forward Voltage (V)
2
0
100
T
J
, Junction Temperature (°C)
200
Company reserves the right to improve product design , functions and reliability without notice.
QW-B0021
REV:B
Page 2
Comchip Technology CO., LTD.
SMD Switching Diodes
Reel Taping Specification
d
D
2
P0
P1
XXX
B
F
12
0
o
E
D
1
D
W
1
SYMBOL
A
3.15
±
0.10
0.124
±
0.004
B
2.77
±
0.10
0.109
±
0.004
C
1.22
±
0.10
0.048
±
0.004
d
1.50
+
0.10
0.059
+
0.004
D
178
±
2.00
7.008
±
0.079
D
1
54.40
±
1.00
2.142
±
0.039
D
2
13.00
±
1.00
0.512
±
0.039
SOT-23
(mm)
(inch)
SYMBOL
E
1.75
±
0.10
0.069
±
0.004
F
3.50
±
0.10
0.138
±
0.004
P
4.00
±
0.10
0.157
±
0.004
P
0
4.00
±
0.10
0.157
±
0.004
P
1
2.00
±
0.10
W
8.00
+
0.30 /
–0.10
W
1
12.30
±
1.0
SOT-23
(mm)
(inch)
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.
QW-B0021
REV:B
Page 3
Comchip Technology CO., LTD.
SMD Switching Diodes
Marking Code
3
Part Number
CDST-19-G
CDST-20-G
Marking Code
JP
JR
XX
1
2
xx = Product type marking code
Suggested PAD Layout
SOT-23
SIZE
(mm)
A
B
C
D
E
0.80
1.90
2.02
2.82
0.80
(inch)
0.031
0.075
0.080
0.111
E
A
C
D
B
0.031
Standard Packaging
REEL PACK
Case Type
REEL
( pcs )
Reel Size
(inch)
SOT-23
3,000
7
Company reserves the right to improve product design , functions and reliability without notice.
QW-B0021
REV:B
Page 4
Comchip Technology CO., LTD.
RF/Wirelessly
京公网安备 11010802033920号
EEWORLD
