HER308

Data Sheet 3.0 Amp SUPER FAST PLASTIC RECTIFIERS Mechanical Dimensions D0-27A .285 .375 1.00 Typ. HER301 . . . 308 Series Description .180 .210 .031 Typ. Features n LOW COST n LOW LEAKAGE n HIGH SURGE CAPABILITY n MEETS UL SPECIFICATION 94V-0 HER301 . . . 308 Series Maximum Ratings Peak Repetitive Reverse Voltage...VRRM RMS Reverse Voltage...VR(rms) DC Blocking Voltage...VDC Average Forward Rectified Current...IF(av) TA = 55°C Non-Repetitive Peak Forward Surge Current...IFSM @ Rated Current & Temp Operating & Storage Temperature Range...TJ, TSTRG Electrical Characteristics Maximum Forward Voltage @ 3.0A...VF Maximum DC Reverse Current...IR @ Rated DC Blocking Voltage TA = 25°C TA =100 ° C < ................ 1.0 ............... > 1.3 < .......... 1.7 ......... > 301 50 35 50 302 100 70 100 303 200 140 200 304 300 210 300 305 400 280 400 306 600 420 600 307 800 560 800 308 1000 700 1000 Units Volts Volts Volts Amps Amps °C ............................................. 3.0 ............................................... ............................................. 150 ............................................... ....................................... -65 to 150 ....................................... Volts ............................................. 1 0 ............................................... µ Amps ............................................. 200 ............................................... µ Amps ............................................. 8 0 ............................................... ............................................. 1.0 ............................................... < ....................... 50 ..................... > < ......... 7 5 .......... > pF °C / W ns Typical Junction Capacitance...CJ (Note 1) Typical Thermal Resistance...RθJC Maximum Reverse Recovery Time...tRR (Note 2) Page 4-26 Data Sheet 3.0 Amp SUPER FAST PLASTIC RECTIFIERS Non-Repetitive Peak Forward Surge Current Forward Current Derating Curve Peak Forward Surge Current (A) Average Forward Current (A) 6 4 2 0 25 50 75 100 125 150 175 Ambient Temperature (° C) Typical Reverse Characteristics Number of Cycles @ 60 Hz Typical Junction Capacitance Reverse Current (µA) TJ= 150°C Junction Capacitance (pF) TJ = 25°C TJ= 100°C T J = 2 5 °C Percent of Rated Peak Voltage Typical Instantaneous Forward Characteristics Pulse Width = 300 µs % Duty Cycle Reverse Voltage (V) Reverse Recovery Characteristics Non-Inductive (+) (-) 50Ω 25 VDC Ω D.U.T 10 1Ω NonInductive (-) Pulse Generator Note 2 Forward Current (A) TJ = 25°C +.5A 0A -.25A -1.0A tRR Ratings at 25 Deg. C ambient temperature unless otherwise specified. 1 cm Single Phase Half Wave, 60 Hz Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. Oscilliscope (+) Note 1 Notes: 1 . Rise Time = 7 ns Max. Impedance = 1 megohm, 22 pF 2 . Rise Time = 10 ns Max. Source Impedance = 50 Ohms Time Base Set @ 50/100ns/cm Forward Voltage (V) NOTES: 1. Measured @ 1 MHz and applied reverse voltage of 4.0V. 2. Conditions: IF = 0.5A, I R = 1.0A, I RR = 0.25A. Page 4-27 HER301 . . . 308 Series