CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT
SCHOTTKY BARRIER RECTIFIER
VOLTAGE 40 Volts CURRENT 350 mAmpere
APPLICATION
* Ultra high speed switching
CH340SDWPT
FEATURE
* Small surface mounting type. (SC-74/SOT-457)
* High speed. (T
RR=
10nSec Typ.)
* Suitable for high packing density.
* Maximum total power disspation is 225mW.
1.7~2.1
0.95
0.95
(3)
0.25~0.5
1.4~1.8
(4)
SC-74/SOT-457
(1)
(6)
2.7~3.1
CONSTRUCTION
* Silicon epitaxial planar
MARKING
* DM1
0.08~0.2
0.3~0.6
0.935~1.3
0~0.15
2.6~3.0
CIRCUIT
6
4
1
3
Dimensions in millimeters
SC-74/SOT-457
MAXIMUM RATINGES
( At T
A
= 25
o
C unless otherwise noted )
RATINGS
Maximum Non-Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum Repetitive Peak Reverse and DC Blocking Voltage
Forward Continuous Current
Non-Repetitive Peak Forward Surge Current at 1.0Sec
Typical Junction Capacitance between Terminal (Note 1)
Maximum Reverse Recovery Time (Note 2)
Thermal Resistance Junction to Ambient (Note 3)
Maximum Operating and Storage Temperature Range
o
SYMBOL
V
RM
V
RMS
V
RRM,
V
DC
I
FM
I
FSM
C
J
T
RR
R
JA
CH340SDWPT
40
28
40
350
1.5
50
10
444
-65 to +125
UNITS
Volts
Volts
Volts
mAmps
Amps
pF
nSec
o
C/W
o
T
J,
T
STG
C
ELECTRICAL CHARACTERISTICS
( At T
A
= 25 C unless otherwise noted )
CHARACTERISTICS
@I
F
=20mA
@I
F
=100mA
@I
F
=200mA
@V
R
=30V
SYMBOL
CH340SDWPT
370
500
600
5.0
UNITS
Maximum Instantaneous Forward Voltage
V
F
mVolts
Maximum Average Reverse Current
I
R
uAmps
2004-06
NOTES : 1.
2.
3.
4.
Measured at 1.0 MH
Z
and applied reverse voltage of 0 volts.
Measured at applied froward current of 200mA and reverse current of 200mA.
Device mounted on FR-4 by 1 inch X 0.85 inch X 0.062 inch
ESD sensitive product handling required.
RATING CHARACTERISTIC CURVES ( CH340SDWPT)
FIG. 1 - TYPICAL POWER DERATING CURVE
250
Pd,POWER DISSIPATION(mW)
200
150
100
50
0
0
25
50
75
100
o
FIG. 2 - FORWARD CHARACTERISTICS
1A
FORWARD CURRENT, (mA)
100
Ta=125
o
C
Ta=75
o
C
Ta=25
o
C
10
1
125
150
.1m
0
0.2
0.4
0.6
0.8
1.0
AMBIENT TEMPERATURE, (
C
)
FORWARD VOLTAGE, (V)
FIG. 3 - REVERSE CHARACTERISTICS
1m
REVERSE CURRENT, (nA)
100u
10u
1u
100
10
0
10
20
30
40
REVERSE VOLTAGE, (V)
Ta=125
o
C
75
o
C
25
o
C
stm32/stm8
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