US2ABF CHENDA | Alldatasheet
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SURFACE MOUNT ULTRAFAST RECOVERY RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current - 2.0 Amperes 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 2.0 1.3 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=65 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 2.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=125 C IR 5.0 100.0 RθJA CJ TJ,TSTG -55 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 US2ABF US2BBF US2DBF US2JBF US2MBF 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 MDD Catalog Number Dimensions in inches and (millimeters) SMBF Cathode Band Top View 0.165(4.2) 0.173(4.4) 0.216(5.5) 0.200(5.1) 0.146(3.70) 0.138(3.50) 0.075(1.90) 0.086(2.20) 0.051(1.30) 0.043(1.10) 0.010(0.26) 0.0071(0.18) 0.051(1.30) 0.039(1.0)
FEATURES
For surface mounted applications Low profile package Glass Passivated Chip Junction Superfast reverse recovery time Lead free in comply with EU RoHS 2011/65/EU diretives Easy to pick and place MECHANICAL DATA Case: JEDEC SMBF molded plastic body Terminals: leads solderable per MIL-STD-750, Method 2026 Mounting Position: Any Weight:57mg/0.002oz Marking code U2AB U2BB U2DB U2GB U2JB U2KB U2MB 1.61.0 RθJL 20
RATINGS AND CHARACTERISTIC CURVES US2ABF THRU US2MBF 50 ohm Noninductive 25Vdc approx D.U.T 10 ohm Noninductive NonInductive 1 ohm OSCILLOSCOPE Note 1 PULSE GENERATOR Note 2 Note：1.Rise Time = 7ns, max. Input Impedance = 1megohm,22pF. 2. Ries Time =10ns, max. Source Impedance = 50 ohms. Fig.1 Reverse Recovery Time Characteristic And Test Circuit Diagram Fig.3 Typical Reverse Characteristics I - Current ( A)R Reverse μ 20 100600 0.1 1.0 % of PIV.VOLTS 100 40 80 300 T =25J °C T =75J °C T =125J °C -0.25 -1.0 +0.5 trr 10ns/div Set time Base for 10ns/div 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) 0.5 1.0 1.5 2.0 2.5 0.0 25 50 75 100 125 150 175 Average Forward Current (A) Ambient /Lead Temperature (°C) Fig.2 Maximum Average Forward Current Rating Single phase half wave resistive or inductive P.C.B mounted on Ambient Lead 100LFM US2ABF~US2GBF US2JBF~US2MBF 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 US2ABF~US2DBF US2GBF US2JBF~US2MBF 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