|
Chenmko Enterprise |
www.DataSheet4U.com
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. (TRR=10nSec Typ.)
* Suitable for high packing density.
* Maximum total power disspation is 225mW.
CONSTRUCTION
* Silicon epitaxial planar
MARKING
* DM1
CIRCUIT
64
SC-74/SOT-457
(1) (6)
1.7~2.1
0.95
2.7~3.1
0.95
(3) (4)
0.25~0.5
1.4~1.8
0.08~0.2
0.3~0.6
2.6~3.0
0.935~1.3
0~0.15
13
MAXIMUM RATINGES ( At TA = 25oC 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
SYMBOL
VRM
VRMS
VRRM, VDC
IFM
IFSM
CJ
TRR
R JA
TJ,TSTG
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted )
CHARACTERISTICS
SYMBOL
Maximum Instantaneous Forward Voltage
@IF=20mA
@IF=100mA
@IF=200mA
VF
Maximum Average Reverse Current
@VR=30V
IR
Dimensions in millimeters
CH340SDWPT
40
28
40
350
1.5
50
10
444
-65 to +125
CH340SDWPT
370
500
600
5.0
NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 0 volts.
2. Measured at applied froward current of 200mA and reverse current of 200mA.
3. Device mounted on FR-4 by 1 inch X 0.85 inch X 0.062 inch
4. ESD sensitive product handling required.
SC-74/SOT-457
UNITS
Volts
Volts
Volts
mAmps
Amps
pF
nSec
oC/W
oC
UNITS
mVolts
uAmps
2004-06
www.DataSheet4U.com
RATING CHARACTERISTIC CURVES ( CH340SDWPT)
FIG. 1 - TYPICAL POWER DERATING CURVE
250
200
150
100
50
0
0 25 50 75 100 125 150
AMBIENT TEMPERATURE, (oC)
1m
100u
10u
1u
100
10
0
FIG. 3 - REVERSE CHARACTERISTICS
Ta=125oC
75oC
25oC
10 20 30
REVERSE VOLTAGE, (V)
40
FIG. 2 - FORWARD CHARACTERISTICS
1A
100
Ta=125oC
Ta=75oC
Ta=25oC
10
1
.1m
0
0.2 0.4 0.6 0.8
FORWARD VOLTAGE, (V)
1.0
|