CH491DPT Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – SCHOTTKY BARRIER DIODE

CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT
SCHOTTKY BARRIER DIODE
VOLTAGE 25 Volts CURRENT 1 Ampere
APPLICATION
* Low power recification for switching power supply
CH491DPT
FEATURE
* Small surface mounting dual element linear type.
(SOT-23)
* Ultra low VF. (Vf=0.40V typ. at 1A)
* IF=1.0A guaranteed despite size
CONSTRUCTION
* Silicon epitaxial planar
MARKING
* 10T
CIRCUIT
(2)
(1)
(3)
MAXIMUM RATINGES ( At TA = 25^oC unless otherwise noted )
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current at 8.3 mSec single half sine-wave
Typical Junction Capacitance between Terminal (Note 1)
Maximum Operating Temperature Range
Storage Temperature Range
SYMBOL
VRRM
VRMS
VDC
IO
IFSM
CJ
TJ
TSTG
ELECTRICAL CHARACTERISTICS ( At TA = 25^oC unless otherwise noted )
CHARACTERISTICS
SYMBOL
Maximum Instantaneous Forward Voltage at IF= 1A
VF
Maximum Average Reverse Current at VR= 20V
IR
NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 10 volts.
2. ESD sensitive product handling required.
SOT-23
(1)
(3)
(2)
.055 (1.40)
.047 (1.20)
.103 (2.64)
.086 (2.20)
.028 (0.70)
.020 (0.50)
.045 (1.15)
.033 (0.85)
Dimensions in inches and (millimeters)
SOT-23
CH491DPT
25
18
20
1.0
3.0
30
+125
-40 to +125
UNITS
Volts
Volts
Volts
Amps
Amps
pF
o_C
o_C
CH491DPT
0.45
200
UNITS
Volts
uAmps
2002-5