SS34HE

SS32HE~SS320HE SOD-123HE  Features ■ Low profile package ■ Ideal for automated placement ■ Guardring for overvoltage protection ■ Low power losses, high efficiency ■ ■ High forward surge capability Compliant with RoHS standards, halogen-free ■ Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C  MECHANICAL DATA ■ Package: SOD-123HE ■ Terminals: Tin plated leads, solderable per Polarity: Cathode line denotes the cathode end ■  APPLICATIONS ■ ■ ■ ■ DC/DC converters Freewheeling low voltage high frequency inverters polarity protection applications unit:inch(mm) 1 Cathode 2 Anode  Maximum Ratings (Ta=25℃ Unless otherwise specified) PARAMETER SYMBOL UNIT SS32HE SS33HE SS34HE SS35HE SS36HE SS38HE SS310HE SS315HE SS320HE VRRM V IO A 3.0 IFSM A 65 Storage temperature Tstg ℃ -55 ~+150 Junction temperature Tj ℃ Typical Junction Capacitance measured at 1MHz and Applied on 4.0VD.C Cj pF Repetitive peak reverse voltage Average rectified output current @60Hz sine wave, Resistance load, Ta (FIG.1) Surge(non-repetitive)forward current @60Hz half-sine wave,1 cycle, Tj=25℃ 20 30 40 50 60 80 --55 ~+1 100 150 200 -55 ~+17 165  Electrical Characteristics (Ta=25℃ Unless otherwise specified) PARAMETER Maximum instantaneous forward voltage drop per diode Maximum DC reverse current at rated DC blocking voltage per diode @ VRM=VRRM 0571-87006810 SYMBOL UNIT VF V IRRM mA TEST SS32HE SS33HE SS34HE SS35HE SS36HE SS38HE SS310HE SS315HE SS320HE CONDITIONS IFM=3.0A 0.55 0.70 0.95 0.85 Ta=25℃ 0.5 0.1 Ta=100℃ 10 5 www.dowosemi.cn 1／2 SS32HE~SS320HE  Thermal Characteristics (Ta=25℃ Unless otherwise specified) PARAMETER SYMBOL UNIT SS32HE SS33HE SS34HE SS35HE SS36HE SS38HE SS310HE SS315HE SS320HE RθJ-A 70 1) Thermal Resistance ℃/W RθJ-L 1) 25 Note： (1) Thermal resistance between junction and ambient and between junction and lead mounted on P.C.B with 3mm*3mm copper pad areas.  Characteristics (Typical) FIG1:Io-TL Curve FIG2: Surge Forward Current Capability 3.5 2.5 S38HE--S320HE S32HE-S36HE 2 1.5 Single Phase Half Wave 60Hz Resistive Load 1 0.5 0 Lead Temperature （℃） 150 FIG3: Forward Voltage Instantaneous Forward Current(A) 60 8.3ms Single Half Sine Wave JEDEC Method 55 50 45 40 35 30 175 1 100 6 3 2 Peak Forward Surge Current（A） 3 2 5 10 20 Number of Cycles 50 100 FIG4：Typical Reverse Characteristics SS32HE-SS36HE S3S8HE-SS320HE SS35HE~SS36HE SS32HE~SS34HE SS315HE~SS320HE 1 10 Instantaneous Reverse Current(mA) Average Forward Output（A） 65 Tj=100℃ 1.0 0.5 SS38HE~SS310HE 0.1 0.1 0.05 0.01 Tj=25℃ 0.02 0.01 Ta=25℃ 0.2 0.4 0.6 0.8 1.0 Instantaneous Forward Voltage(V) 0571-87006810 1.2 0.001 0 www.dowosemi.cn 20 40 60 80 100 Percent of Rated Peak Reverse Voltage(%) 2／2