CHENMKO ENTERPRISE CO.,LTD CH238UPT SURFACE MOUNT SWITCHING DIODE VOLTAGE 80 Volts CURRENT 0.2 Ampere APPLICATION * Bias circuit. * Protection circuits. SC-70/SOT-323 FEATURE * Small surface mounting type. (SC-70/SOT-323) * Two diode elements are connected in series (VFX2) per circuit. * Maximum total power disspation is 200mW. (2) (3) * Peak forward current is 600mA. CONSTRUCTION (1) 1.3±0.1 0.65 2.0±0.2 0.65 0.3±0.1 1.25±0.1 * Silicon epitaxial planar MARKING * 7U 0.8~1.1 0.05~0.2 0~0.1 0.1Min. (2) CIRCUIT (1) 2.0~2.45 Dimensions in millimeters (3) SC-70/SOT-323 MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL CH238UPT UNITS Maximum Recurrent Peak Reverse Voltage VRRM 80 Volts Maximum RMS Voltage VRMS 56 Volts Maximum DC Blocking Voltage VDC 80 Volts IO 0.2 Amps IFSM 0.6 Amps pF Maximum Average Forward Rectified Current Peak Forward Surge Current at 1uSec. Typical Junction Capacitance between Terminal (Note 1) CJ 2.0 Maximum Operating Temperature Range TJ +150 o C TSTG -55 to +150 o C Storage Temperature Range ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) SYMBOL CH238UPT UNITS Maximum Instantaneous Forward Voltage at IF= 200mA CHARACTERISTICS VF 1.20 Volts Maximum Average Reverse Current at VR= 80V IR 0.1 uAmps NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 6.0 volts. 2. ESD sensitive product handling required. 2002-11 RATING CHARACTERISTIC CURVES ( CH238UPT ) FIG. 2 - FORWARD CHARACTERISTICS FIG. 1 - FORWARD CHARACTERISTICS 500 D1 FORWARD CURRENT, (mA) FORWARD CURRENT, (mA) 500 Ta=125oC 75oC 25oC -25oC 100 10 1 Ta=125oC 75oC 25oC -25oC 100 10 1 0.5 0 10 1.0 1.5 0.2 0 0.4 0.6 0.8 1.0 FORWARD VOLTAGE, (V) FORWARD VOLTAGE , (V) FIG. 3 - REVERSE CHARACTERISTICS FIG. 4 - REVERSE CHARACTERISTICS 10 D1 Ta=125oC REVERSE CURRENT, (nA) REVERSE CURRENT, (nA) D2 1 75oC 0.1 25oC 0.01 - 25oC 1.2 D2 1 Ta=125oC 0.1 75oC 0.01 25oC 0.001 0.001 0.0001 - 25oC 0.0001 0 25 50 75 REVERSE VOLTAGE, (V) JUNCTION CAOACITANCE, (pF) f=1MHz D1 D2 1 0 2 4 6 8 REVERSE VOLTAGE, (V) 25 50 REVERSE VOLTAGE , (V) FIG. 5 - TYPICAL JUNCTION CAPACITANCE 10 0 10 12 75