FSS12 ...... FSS16 1 Amp. Surface Mounted Schottky Barrier Rectifier Dimensions in mm. CASE: SMA/DO-214AC (Plastic) Voltage 20 V to 60 V Current 1.0 A 5.1 ± 0.3 • Metal Silicon Junction, majority carrier conduction 1.25 ± 0.25 • High current capability, low forward voltage drop 1.25 ± 0.25 • Guardring for overvoltage protection • Low power loss, high efficiency Week code • High surge capability • Plastic material carries U/L recognition 94 V-O • Low profile package 2.0 Year code Type No. Closs 4.2 • Easy pick and place Standard soldering pad Maximum Ratings, according to IEC publication No. 134 FSS12 FSS13 FSS14 FSS15 FSS16 Marking Code A1 A2 A3 A4 A5 VDC IF (AV) Peak recurrent reverse voltage (V) Maximum RMS voltage (V) Maximum DC blocking voltage (V) Maximum average Forward current. 20 14 20 30 21 30 40 28 40 1A 50 35 50 60 42 60 IFSM 8.3 ms. peak forward surge current Tj Operating temperature range Tstg Storage temperature range VRRM VRMS 40 A (Jedec Method) – 65 to + 125 °C – 65 to + 150 °C – 65 to + 150 °C Electrical Characteristics at Tamb = 25 °C VF Max. forward voltage drop at IF = 1.0 A IR Max. Instantaneous reverse current at VRRM Rthj-a Rthj-l Ta = 25 ºC Ta = 100 ºC 0.55 V 0.75 V 0.5 mA 10 mA Typical Thermal Resistance 5 mA 88 °C/W 28 °C/W NOTE: Thermal Resistance from junction to lead or to ambient PCB mounted with 5x5 mm copper pads areas. Jun - 03 FSS1 FORWARD CURRENT DERATING CURVE TYPICAL FORWARD CHARACTERISTIC 50 1.5 10 RESISTIVE OR INDUCTIVE LOAD FSS15 & FSS16 1 PULSE WIDTH = 300 µs 1% DUTY CYCLE 1 Tj = 25 °C FSS12 - FSS14 0.5 0.1 FSS12 - FSS14 FSS15 & FSS16 P.C.B. MOUNTED ON 0.2 x 0.2" (5.0 x 5.0 mm) COPPER PAD AREAS 0 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0 VF, instantaneous forward voltage (V) 25 50 75 100 125 150 175 TL, lead temperature (ºC) MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT TYPICAL JUNCTION CAPACITANCE 400 50 Tj = 25 ºC f = 1.0 MHz Vsig = 50mVp-p 40 FSS12 - FSS14 30 100 20 FSS15 & FSS16 10 0 1 10 Number of cycles at 60 Hz. 100 10 0.1 1 10 100 VR, reverse voltage (V) Jun - 03