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| SMA5817 -SMA5819 PRV : 20 - 40 Volts IO : 1.0 Ampere FEATURES : * High current capability * High surge current capability * High reliability * High efficiency * Low power loss * Low cost * Low forward voltage drop * Pb / RoHS Free SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS SMA-L 1.3 0.2 5.4 0.2 4.4 0.2 2.3 0.2 1.8 0.2 2.7 0.2 MECHANICAL DATA : * Case : SMA-L Molded plastic * Epoxy : UL94V-O rate flame retardant * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.060 gram (Approximately) 1.8 0.2 Dimensions in millimeter MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375", 9.5mm Lead Length at TL = 90 C Maximum Peak Forward Surge Current, 8.3ms single half sine wave Superimposed on rated load (JEDEC Method) TL = 70 C Maximum Forward Voltage at IF = 1.0 A Maximum Reverse Current at Rated DC Blocking Voltage (Note 1) Typical Thermal Resistance (Note 2) Typical Junction Capacitance (Note 3) Junction Temperature Range Storage Temperature Range Ta = 25 C Ta = 100 C SYMBOL SMA5817 SMA5818 SMA5819 VRRM VRMS VDC IF(AV) 20 14 20 30 21 30 1.0 40 28 40 UNIT V V V A IFSM VF IR IR(H) RJL CJ TJ TSTG 0.45 25 0.55 1.0 10 15 110 - 65 to + 125 - 65 to + 125 0.60 A V mA mA C/W pF C C Notes : (1) Pulse Test : Pulse Width = 300 s, Duty Cycle = 2%. (2) Thermal Resistance from junction to lead, PC board Mounting with 0.375" (9.5mm) Lead Lengths and 1.5 in2 (38.1mm 2) copper pads. (3) Measured at 1 MHz and applied reverse voltage of 4.0 volts. Page 1 of 2 Rev. 01 : September 30, 2005 RATING AND CHARACTERISTIC CURVES ( SMA5817 - SMA5819 ) FIG.1 - FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, AMPERES 1.0 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 25 0.8 PEAK FORWARD SURGE CURRENT, AMPERES 20 0.6 15 0.4 10 0.2 5 0 0 20 40 60 80 100 120 140 0 1 2 4 6 10 20 40 60 100 LEAD TEMPERATURE, (C) NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS 20 10 SMA5817 SMA5819 FIG.4 - TYPICAL REVERSE CHARACTERISTICS 10 TJ= 100 C FORWARD CURRENT, AMPERES REVERSE CURRENT, MILLIAMPERES 1.0 SMA5818 1.0 0.1 TJ = 25 C TJ = 25 C PULSE WIDTH = 300s 0.1 0.1 0.01 0 20 40 60 80 100 120 140 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 PERCENT OF RATED REVERSE VOLTAGE, (%) FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 01 : September 30, 2005 |
Price & Availability of SMA5817
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