CHENMKO ENTERPRISE CO.,LTD CH400N1PT SURFACE MOUNT SCHOTTKY BARRIER DIODE VOLTAGE 40 Volts CURRENT 0.5 Ampere APPLICATION * High frequency rectification for switching power supply FBPT-923 FEATURE * Small surface mounting type. (FBPT-923) * Low IR. (IR=1uA Typ.) * High reliability 0.5±0.05 1.0±0.05 0.37(REF.) 1.0±0.05 CONSTRUCTION 0.25(REF.) * Silicon epitaxial planar 0.05±0.04 0.68±0.05 0.42±0.05 CIRCUIT (1) (2) 0.3±0.05 0.26±0.05 Dimensions in millimeters (3) FBPT-923 MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL CH400N1PT 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 CH400N1PT 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 NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 10.0 volts. 2. ESD sensitive product handling required. uAmps 2006-07 RATING CHARACTERISTIC CURVES ( CH400N1PT ) FIG. 2 - REVERSE CHARACTERISTICS FIG. 1 - FORWARD CHARACTERISTICS 10m 100u Typ. pulse measurement 10u 1u 1m o Ta=125 C 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 FORWARD VOLTAGE, (V) FIG. 3 - TYPICAL JUNCTION CAPACITANCE 100 10 1 0 5 10 15 REVERSE VOLTAGE, (V) 0 5 10 15 20 25 REVERSE VOLTAGE, (V) 1000 JUNCTION CAPACITANCE , (pF) Typ. pulse measurement 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 20 25 30 35