UF3AF CHENDA | Alldatasheet
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SURFACE MOUNT ULTRA FAST RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current -
3.0 Amperes
FEATURES
Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A 2.Measured at 1MHz and applied reverse voltage of 4.0V D.C. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS VOLTS VOLTS VOLTS SYMBOLS UNITS Amps Amps Volts VRRM VRMS VDC I(AV) IFSM VF 3.0 100.0 1.4 Operating junction and storage temperature range Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TL=55 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=125 C IR 5.0 300.0 RθJA CJ TJ,TSTG 50.0 20.0 -50 to +150 pF C Aµ Typical thermal resistance (NOTE 3) C/W Typical junction capacitance (NOTE 2) Maximum reverse recovery time (NOTE 1) trr 50 75 ns UF3BF UF3JF UF3KF UF3MF Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. 100 100 200 140 200 400 280 400 600 420 600 800 560 800 1000 700 1000 1.0 1.7 MDD Catalog Number Dimensions in inches and (millimeters) Glass passivated chip junction The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 For surface mounted applications Ultra fast switching for high efficiency Low reverse leakage Built-in strain relief,ideal for automated placement High forward surge current capability High temperature soldering guaranteed
260 C/10 seconds at terminals
Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.0018 ounce, 0.064 grams : JEDEC SMAF molded plastic body over passivated chip SMAF Cathode Band Top View 0.130(3.3) 0.146(3.7) 0.193(4.90) 0.173(4.40) 0.106(2.70) 0.094(2.40) 0.051(1.30) 0.063(1.60) 0.051(1.30) 0.043(1.10) 0.0091(0.23) 0.0071(0.18) 0.051(1.30) 0.039(1.0)
RATINGS AND CHARACTERISTIC CURVES UF3AF THRU UF3MF 0.6 1.2 1.8 2.4 3.0 3.5 0.0 25 50 75 100 125 150 175 Fig.1 Forward Current Derating Curve Average Forward Current (A) Ambient Temperature (°C) Single phase half-wave 60 Hz resistive or inductive load 100 120 10 100 Fig.4 Maximum Non-Repetitive Peak Forward Surage Current Peak A)Forward Surage Current ( Number of Cycles 8.3 ms Single Half Sine Wave (JEDEC Method) Fig.2 Typical Reverse Characteristics 0.1 1.0 100 20 40 60 80 10000 percent of Rated Peak Voltage (%)Reverse Instaneous Current ( A)Reverse μ T =125J °C T =25J °C Fig.3 Typical Instaneous Forward Characteristics Instaneous Forward Current (A) 0.01 0.1 1.0 Instaneous Forward Voltage (V) pulse with 300μs 1% duty cycle T =25J °C UF3AF~UF3DF UF3GF UF3JF~UF3MF The cruve g ra p h is for reference onl y , can't be the basis for j ud g ment 曲线图仅供参考