CHENMKO ENTERPRISE CO.,LTD LL4148PT SURFACE MOUNT SWITCHING DIODE VOLTAGE 75 Volts CURRENT 0.15 Ampere APPLICATION * Ultra high speed switching Mini-Melf FEATURE * Small surface mounting type. (MINI-MELF) * High speed. (TRR=4.0nSec Typ.) * Suitable for high packing density. * Maximum total power disspation is 300mW. * Peak forward current is 500mA. CATHODE BAND CONSTRUCTION 0.4 0.4 (1) 1.4±0.1 * Silicon epitaxial planar (2) +0.2 3.4 0.1 CIRCUIT 1.5Max. (2) (1) Dimensions in millimeters Mini-Melf MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL Maximum Non-Repetitive Peak Reverse Voltage LL4148PT UNITS VRM 100 Volts Maximum Repetitive Peak Reverse Voltage Maximum Working Peak Reverse Voltage Maximum DC Blocking Voltage VRRM VRWM VDC 75 Volts Maximum RMS Voltage VRMS 53 Volts IO 0.15 Amps Maximum Average Forward Rectified Current @1Sec Peak Forward Surge Current at @1.0uSec IFSM 1.0 2.0 Amps Typical Junction Capacitance between Terminal (Note 1) CJ 4.0 pF Maximum Reverse Recovery Time (Note 2) trr 4.0 nSec 350 o Maximum Thermal Resistance R Maximum Operating and Storage Temperaturd Range JA TJ,TSTG -65 to +150 C/W o C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS SYMBOL Maximum Instantaneous Forward Voltage at IF= 10 mA Maximum Average Reverse Current VR= 20V @TJ=25ooC VR= 75V @TJ=25 C VR= 20V @TJ=150oC VR= 70V @TJ=150oC LL4148PT UNITS VF 1.0 Volts IR 5.0 25 30 50 uAmps NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 0 volts. 2. Measured at applied froward current of 10 mA, reverse current of 1.0 mA, Reverse voltage of 6.0 volts and RL= 100 ohms. 3. ESD sensitive product handling required. 2002-5 RATING CHARACTERISTIC CURVES ( LL4148PT ) FIG. 1 - FORWARD CHARACTERISTICS FIG. 2 - REVERSE CHARACTERISTICS 1m REVERSE CURRENT, (A) FORWARD CURRENT, (A) 1 Ta=125ooC 75oC 25oC -25 C 100m 10m 1m 100u 10u Ta=125oC 1u 75oC 100n 25oC 10n 1n 10u 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 80 100 120 FIG. 4 - REVERSE RECOVERY TIME CHARATERISTICS REVERSE RECOVERY TIME, (nS) 1 0.5 0.2 0.1 2 4 6 8 10 12 14 6 IR=1mA VR=6V IRR=1/10IR 4 2 0 0 10 REVERSE VOLTAGE, (V) PEAK FORWARD SURGE CURRENT, (A) 60 FIG. 3 - TYPICAL JUNCTION CAPACITANCE 2 20 30 FORWARD CURRENT, (mA) FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 10.0 40 REVERSE VOLTAGE, (V) 5 0 20 FORWARD VOLTAGE, (V) 10 JUNCTION CAPACITANCE, (pF) 0.1m FIG. 6 - REVERSE RECOVERY TIME MEASUREMENT CIRCUIT 0.01µF D.U.T. PULSE Single pulse 5.0 5 2.0 PULSE GENERATOR OUTPUT 50 1.0 0.5 0.2 0.1 0.1 1 10 100 PULSE WIDTH, (Sec) 1000 10000 100 SAMPLING OSCILLOSCOPE