CHENMKO ENTERPRISE CO.,LTD CH551N1PT SURFACE MOUNT SCHOTTKY BARRIER DIODE VOLTAGE 30 Volts CURRENT 0.5 Ampere APPLICATION * * * * * Ultra high-speed switching Voltage clamping Protection circuit Low current rectification Low power consumption applications FBPT-923 FEATURE 0.5±0.05 1.0±0.05 * Small surface mounting type. (FBPT-923) * Ultra low VF. (VF=0.41V Typ. at 0.5A) * High reliability 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 ) SYMBOL CH551N1PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS VRRM 30 Volts Maximum RMS Voltage VRMS 21 Volts Maximum DC Blocking Voltage VDC 20 Volts IO 0.5 Amps Maximum Average Forward Rectified Current Peak Forward Surge Current at 8.3 mSec single half sine-wave IFSM 2.0 Amps Typical Junction Capacitance between Terminal (Note 1) CJ 15 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 SYMBOL CH551N1PT UNITS Maximum Instantaneous Forward Voltage at IF(1)= 100mA VF(1) 0.36 Volts Maximum Instantaneous Forward Voltage at IF(2)= 500mA VF(2) 0.47 Volts IR 100 Maximum Average Reverse Current at VR= 20V 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 ( CH551N1PT ) FIG. 2 - REVERSE CHARACTERISTICS FIG. 1 - FORWARD CHARACTERISTICS 100m REVERSE CURRENT, (A) FORWARD CURRENT, (A) 10A 1A 100m 10m o Ta=125 C 75oC 25oC o -25 C 1m 100u 0.0 0.2 0.3 0.4 0.5 o 75 C 100u o 25 C 10u o -25 C 1u FIG. 3 - TYPICAL JUNCTION CAPACITANCE 100 10 10 20 30 REVERSE VOLTAGE, (V) 0 10 20 30 REVERSE VOLTAGE, (V) 1000 JUCTION CAPACITANCE (pF) 1m 100n 0.1 FORWARD VOLTAGE, (V) 1 0 o Ta=125 C 10m 40 40