CHENMKO ENTERPRISE CO.,LTD CH400DPT SURFACE MOUNT SCHOTTKY BARRIER DIODE VOLTAGE 40 Volts CURRENT 0.5 Ampere APPLICATION * High frequency rectification for switching power supply SOT-23 .019 (0.50) .041 (1.05) .033 (0.85) * Silicon epitaxial planar .066 (1.70) CONSTRUCTION .110 (2.80) .082 (2.10) .119 (3.04) (1) * 05F CIRCUIT .103 (2.64) .086 (2.20) .028 (0.70) .020 (0.50) .045 (1.15) .033 (0.85) (1) (2) (2) .007 (0.177) .055 (1.40) .047 (1.20) MARKING (3) Dimensions in inches and (millimeters) (3) .002 (0.05) * Small surface mounting type. (SOT-23) * Low IR. (IR=1uA Typ.) * High reliability .018 (0.30) FEATURE SOT-23 MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL CH400DPT UNITS Maximum Recurrent Peak Reverse Voltage VRRM 40 Volts Maximum RMS Voltage VRMS 28 Volts Maximum DC Blocking Voltage VDC 40 Volts IO 0.5 Amps Maximum Average Forward Rectified Current Peak Forward Surge Current at 8.3 mSec single half sine-wave IFSM 3.0 Amps Typical Junction Capacitance between Terminal (Note 1) CJ 20 pF Maximum Operating Temperature Range TJ +125 o C TSTG -40 to +125 o C Storage Temperature Range ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at IF= 0.5A SYMBOL CH400DPT UNITS VF 0.55 Volts Maximum Average Reverse Current at VR(1)= 30V IR(1) 50 uAmps Maximum Average Reverse Current at VR(2)= 10V IR(2) 30 uAmps NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 10.0 volts. 2. ESD sensitive product handling required. 2002-5 RATING CHARACTERISTIC CURVES ( CH400DPT ) FIG. 2 - REVERSE CHARACTERISTICS FIG. 1 - FORWARD CHARACTERISTICS 10m Typ. pulse measurement 1m o Ta=125 C 100u -25 o C 1m 25 o C 75 o 5 10m C o C REVERSE CURRENT, (A) 100m Ta =1 2 FORWARD CURRENT, (A) 1 100u Typ. pulse measurement 10u 1u o 75 C 10u o 25 C 1u 0.1u 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 5 10 15 20 25 30 FORWARD VOLTAGE, (V) REVERSE VOLTAGE, (V) FIG. 3 - TYPICAL JUNCTION CAPACITANCE FIG. 4 - FORWARD POWER DISSIPATION CHARACTERISTICS POWER DISSIPATION, (W) JUNCTION CAPACITANCE , (pF) 1000 100 10 1 0.5 0 0 5 10 15 REVERSE VOLTAGE, (V) 20 25 25 125 o AMBIENT TEMPERATURE, ( C) 35