1N17 thru 1N19 Reverse Voltage 20 to 40 Volts Schottky Barrier Rectifiers Forward Current 1.0 Ampere Features Low power loss, high efficiency Low leakage Low forward voltage High current capability High speed switching High surge capabitity High reliability Mechanical Data Case: Molded plastic Epoxy: UL 94V-O rate flame retardant Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 0.007 ounce, 0.20 gram Maximum Ratings and Electrical Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Parameter Symbols 1N 17 1N 18 1N 19 Units Maximum repetitive peak reverse voltage VRRM 20 30 40 Volts Maximum RMS voltage VRMS 14 21 28 Volts 20 30 40 Volts Maximum DC blocking voltage V DC Maximum average forward rectified current 0.375" (9.5mm) lead length at TL=90oC I(AV) 1.0 Amp Peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 20.0 Amps Maximum instantaneous forward voltage at 1.0A DC VF 0.450 0.550 0.600 Volts Maximum instantaneous forward voltage at 3.1A DC VF 0.750 0.875 0.900 Volts Maximum average reverse current at peak reverse voltage Typical thermal resistance (Note 1) @TA = 25oC @TA = 100oC IR 1.0 10.0 RθJA 80 mA o C/W Typical junction capacitance (Note 2) CJ 110 Operating junction temperature range TJ -55 to +125 o C -55 to +150 o C Storage temperature range Notes: TSTG 1. Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5" (12.7mm) Lead Length. 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 301 pF RATINGS AND CHARACTERISTIC CURVES 302