DATA SHEET U1A Thru U1M SEMICONDUCTOR Surface Mount Ultrafast Rectifiers Reverse Voltage 50 to 1000V Forward Current 1.0A SMF Unit: inch ( mm ) Features 0.195 (0.9)typical • Plastic package has Underwriters Laboratories Flammability Classification 94V-0 • For surface mount applications • Glass passivated chip junctions • Low profile package • Easy pick and place • Ultrafast recovery times for high efficiency • Low forward voltage, low power loss • Built-in strain relief, ideal for automated placement • High temperature soldering guaranteed: 250°C/10 seconds on terminals (0.189)4.8 (0.173)4.4 5 0.22 0.15 (0.052)1.3 (0.043)1.1 Z 5 Mechanical Data Cathode Band Top View Detail Z enlarged Case: JEDEC DO-214AC molded plastic body over passivated chip Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Weight: 0.002 ounce, 0.064 gram 0.110(2.8) 1.43 1.38 0.095(2.4) 0.10 max 3.6 3.2 Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol U1A U1B U1D U1G U1J U1K U1M Units Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V Maximum average forward rectified current at TL = 110°C IF(AV) 1.0 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 30 A RθJA RθJL 75 27 °C/W TJ, TSTG –55 to +150 °C Maximum thermal resistance(1) Operating and storage temperature range Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current at rated DC blocking voltage TA = 25°C TA =100°C VF 1.0 1.7 10 50 IR V µA Maximum reverse recovery time at IF = 0.5A, IR = 1.0A, Irr = 0.25A trr 50 75 ns Typical junction capacitance at 4.0V, 1MHz CJ 15 10 pF Notes: (1) P.C.B. mounted on 0.2 x 0.2” (5.0 x 5.0mm) copper pad area http://www.yeashin.com 1 REV.02 20110725 RATING AND CHARACTERISTIC CURVES U1A Thru U1M Maximum Non-Repetitive Peak Forward Surge Current Forward Current Derating Curve 30 Resistive or Inductive Load Peak Forward Surge Current (A) Average Forward Rectified Current (A) 1.2 1.0 0.8 0.6 0.4 0.2 x 0.2" (5.0 x 5.0mm) Copper Pad Areas 0.2 0 TL = 110°C 8.3ms Single Half Sine-Wave (JEDEC Method) 25 20 15 10 5 0 0 25 50 75 100 125 150 1 Typical Reverse Characteristics 100 10 U1A – U1G U1J – U1M IR – Instantaneous Reverse Leakage Current (mA) IF – Instantaneous Forward Current (A) Typical Instantaneous Forward Characteristics 1 0.1 0.01 Pulse Width = 300µs 1% Duty Cycle TJ = 25°C 0.001 0.4 0.8 1.0 1.2 1.4 125°C 100°C 1 25°C 0.1 1.6 0 1.8 40 20 60 80 Instantaneous Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Typical Junction Capacitance Typical Transient Thermal Impedance 100 100 Transient Thermal Impedance (°C/W) TJ = 25°C f = 1.0 MHZ Vsig = 50mVp-p U1A – U1G 10 TJ = 150°C 10 0.01 0.6 100 pF – Junction Capacitance 100 10 Number of Cycles at 60 HZ Lead Temperature (°C) U1J – U1M 1 0.1 1 10 1 0.1 0.01 100 Reverse Voltage (V) http://www.yeashin.com 10 0.1 1 10 100 t – Pulse Duration (sec.) 2 REV.02 20110725