Ultra Fast Recovery Rectifiers UF4001-G Thru. UF4008-G Voltage: 50 to 1000 V Current: 1.0 A RoHS Device DO-41 Features -Diffused junction. -Ultra fast switching for high efficiency. 1.0(25.40) Min. -Low reverse leakage current. -Low forward voltage drop. 0.205(5.20) -High current capability. 0.160(4.20) 0.107(2.70) DIA. 0.080(2.00) Mechanical data 1.0(25.40) Min. -Case: JEDEC DO-41 molded plastic. -Polarity: Color band denotes cathode. 0.034(0.90) DIA. 0.028(0.70) -Mounting position: Any -Weight: 0.34 grams Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characteristics Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. UF4-G Symbol Parameter Unit 4001 4002 4003 4004 4005 4006 4007 4008 Maximum recurrent peak reverse voltage VRRM 50 100 200 300 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 210 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 300 400 600 800 1000 V Maximum average forward rectified current I(AV) 1.0 A TA=55C Peak forward surge current, 8.3ms single half sine-wave superimposed on rated load IFSM 30 A (JEDEC method) Peak forward voltage at 1.0A DC VF 1.0 1.3 1.7 V 5.0 Maximum DC reverse current TA=25C A IR at rated DC blocking voltage TA=100C 100 Maximum reverse recovery time (Note 1) 50 75 nS trr Typical junction capacitance (Note 2) pF CJ 20 10 Typical thermal resistance (Note 3) C/W R JA 25 Operating temperature range TJ C -55 to +150 Storage temperature range TSTG -55 to +150 C NOTES: 1. Measured with IF=0.5A, IR=1.0A, IRR=0.25A. 2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 3. Thermal resistance junction to ambient. 4. The typical data above is for reference only. Company reserves the right to improve product design , functions and reliability without notice. REV:C QW-BU006 Page 1 Comchip Technology CO., LTD.Ultra Fast Recovery Rectifiers Rating and Characteristic Curves (UF4001-G Thru. UF4008-G) Fig.1 - Typical Forward Current Fig.2 - Max. Non-Repetitive Derating Curve Surge Current 1.2 35 Pulse width 8.3ms, single half sine-wave, (JEDEC method) 30 1.0 25 0.8 20 0.6 15 0.4 10 0.2 5 Single phase Half wave 60Hz Resistive or inductive load 0 0 150 175 1 10 100 0 25 50 75 100 125 TA, Ambient Temperature (C) Number of Cycles at 60Hz Fig.3 - Typical Forward Characteristics Fig.4 - Typical Junction Capacitance 10 100 UF4001-G ~ UF4003-G 1 UF4001-G ~ UF4005-G UF4004-G ~ UF4005-G 10 UF4006-G ~ UF4008-G 0.1 UF4006-G ~ UF4008-G f=1MHz TJ=25C Pulse width 300 s TJ=25C 0.01 1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 1 10 100 VF, Instantaneous Forward Voltage (V) VR, Reverse Voltage (V) Company reserves the right to improve product design , functions and reliability without notice. REV:C QW-BU006 Page 2 Comchip Technology CO., LTD. IF, Instantaneous Forward Current (A) I(AV), Average Forward Current (A) CJ, Capacitance (pF) FSM, Peak Forward Surge Current (A)