SKN7 EIC | Alldatasheet
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SCHOTTKY BARRIER RECTIFIERS 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 MECHANICAL DATA : * Case : SMA Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Lead Formed for Surface Mount * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.064 gram 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%. SYMBOL SKN7 SKN8 SKN9 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 Volts Maximum RMS Voltage VRMS 14 21 28 Volts Maximum DC Blocking Voltage VDC 20 30 40 Volts Maximum Average Forward Current T L = 90 °C IF(AV) 1.0 Amp. Peak Forward Surge Current, 8.3ms single half sine wave Superimposed on rated load (JEDEC Method) IFSM 25 Amps. Maximum Reverse Current Ta = 25 °C IR 1.0 mA at Rated DC Blocking Voltage (Note 1) Ta = 100 °C IR(H) 10 mA Typical Junction Capacitance (Note 2) CJ 110 pF Junction Temperature Range TJ - 65 to + 125 °C Storage Temperature Range TSTG - 65 to + 125 °C Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2%. (2) Measured at 1 MHz and applied reverse voltage of 4.0 volts. UPDATE : SEPTEMBER 12, 1998 RATING 2.0 ± 0.2 2.1 ± 0.2 SMA (DO-214AC) 4.5 ± 0.15 2.6 ± 0.15 Dimensions in millimeter 1.1 ± 0.2 ± 0.07
RATING AND CHARACTERISTIC CURVES ( SKN7 - SKN9 ) FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 0 20 40 60 80 100 120 140 1 2 4 6 10 20 40 60 100 LEAD TEMPERATURE, (°C) NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS SKN9 0.8 0.6 0.4 0.2 1.0 1.0 0.1 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT, AMPERESFORWARD CURRENT, AMPERES 1.0 0.01 0.1 100 1400 20 40 60 120 PERCENT OF RATED REVERSE VOLTAGE, (%) TJ= 100 °C TJ = 25 °C REVERSE CURRENT, MILLIAMPERES FORWARD VOLTAGE, VOLTS SKN7 SKN8 TJ = 25 °C PULSE WIDTH = 300µs DUTY CYCLE = 1%