CH035H-20PT CHENMKO ENTERPRISE CO.,LTD THRU SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 - 40 Volts CURRENT 350 mAmperes CH035H-40PT APPLICATION * Ultra high speed switching SC-76/SOD-323 FEATURE * Small surface mounting type. (SC-76/SOD-323) * High speed. (TRR=10nSec Typ.) Cathode Band * Maximum total power disspation is 200mW. (1) (2) 0.25~0.4 1.15~1.4 CONSTRUCTION 1.6~1.8 * Silicon epitaxial planar 0.6~1.0 0.08~0.177 0.25~0.45 0.1Max. 2.3~2.7 CIRCUIT Dimensions in millimeters SC-76/SOD-323 MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) CH035H-40PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS SYMBOL VRRM 20 30 40 Volts Maximum RMS Voltage VRMS 14 21 28 Volts Maximum DC Blocking Voltage VDC 20 30 40 Forward Continuous Current IFM 350 mAmps Peak Forward Surge Current 1.0 S single half sine-wave superimposed on rated load (JEDEC method) IFSM 1.5 Amps Typical Thermal Resistance (Note 1) R CH035H-20PT CH035H-30PT o 625 JA Volts C/W Total Capacitance (Note 2) CT 28 pF Reverse Recovery Time at IF=IR=200mA , Irr=20mA Trr 10 nS Operating Temperature Range TJ -55 to +125 o TSTG -55 to +125 o Storage Temperature Range C C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage SYMBOL @ IF = 20mA CH035H-20PT CH035H-30PT CH035H-40PT UNITS 370 mVolts 600 mVolts 5.0 uAmps VF @ IF = 200mA Maximum Average Reverse Current at Rated DC Blocking Voltage IR NOTES : 1. Thermal Resistance ( Junction to Lead ) : PC Board Mounted on 0.2 X 0.2" ( 5 X 5mm ) copper pad area. 2. Measured at 1.0 MHZ and applied reverse voltage of 0 volts. 2004-06 RATING CHARACTERISTIC CURVES ( CH035H-20PT THRU CH035H-40PT ) FIG. 2 - FORWARD CHARACTERISTICS FIG. 1 - TYPICAL POWER DERATING CURVE 1A FORWARD CURRENT, (mA) Pd,POWER DISSIPATION(mW) 250 200 150 100 50 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE, (oC) REVERSE CURRENT, (nA) 1m Ta=125oC 75oC 10u 25oC 1u 100 10 0 10 20 30 REVERSE VOLTAGE, (V) Ta=125oC Ta=75oC Ta=25oC 10 1 .1m 0 0.2 0.4 0.6 FORWARD VOLTAGE, (V) FIG. 3 - REVERSE CHARACTERISTICS 100u 100 40 0.8 1.0