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| 1N17 ~ 1N19 SCHOTTKY BARRIER RECTIFIERS Reverse Voltage - 20 to 40 Volts Forward current - 1.0 Amperes Features R-1 * * * * * Metal silicon junction, majority carrier conduction Low power loss, high efficiency High current capability low forward voltage drop High surge capability For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications Mechanical data * Case: R-1 molded plastic body * Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026 * Polarity: color band denotes cathode end * Mounting Position: Any Absolute Maximum Ratings and Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Symbols Maximum Repetitive Peak Reverse Voltage Maximum RMS voltage Maximum DC Blocking Voltage Maximum Non-repetitive Peak Reverse Voltage Maximum Average Forward Rectified Current O 0.375" (9.5mm) Lead Length At TL = 90 C Peak Forward Surge Current, 8.3ms Single half sine-wave O Superimposed On Rated Load (JEDEC method) At TL = 70 C Maximum Instantaneous Forward Voltage At 1 A Maximum Instantaneous Forward Voltage At 3.1 A Maximum Instantaneous Reverse Current at Rated DC Blocking Voltage Typical Thermal Resistance Typical Junction Capacitance Storage and Operating Junction Temperature Range TA = 25OC TA = 100 C RJA RJL CJ TJ ,TS O 1N17 20 14 20 24 1N18 30 21 30 36 1 25 1N19 40 28 40 48 Units Volts Volts Volts Volts Amps Amps VRRM VRMS VDC VRSM I(AV) IFSM VF VF IR 0.45 0.75 0.550 0.875 0.5 10 50 15 110 -65 to +125 0.60 0.90 Volts Volts mAmps mAmps O C/W pF O C Notes: 1. Pulse test: 300s pulse width, 1% duty cycle 2. Thermal resistance (from junction to ambient) Vertical P.B.C. MOUNTED, 0.5" (12.7 mm) lead length 3. Measured at 1.0MHz and reverse voltage of 4.0 volts SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 23/12/2002 1N17 ~ 1N19 FIG.1-FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT AMPERES Fig.2- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT AMPERES 1 0.75 0.5 0.25 0 0 20 40 60 80 100 (o C) 120 140 RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5mm) LEAD LENGTH 30 25 20 15 10 5 0 1 10 NUMBER OF CYCLES AT 60 Hz 100 TJ=TJ max. 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) LEAD TEMPERATURE, Fig.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 INSTANTANEOUS FORWARD CURRENT AMPERES Fig.4- TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES 10 Tj=125 C Pulse Width=300 S 1% Duty Cycle 1 o 10 1 TJ=125 oC 0.1 Tj=25 C 0.1 o TJ=75 C o 0.01 TJ=25 C o 0.001 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,% 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE VOLTS Fig.5- TYPICAL JUNCTION CAPACITANCE TRANSIENT THERMAL IMPEDANCE, C/W JUNCTION CAPACITANCE,pF Fig.6- TYPICAL TRANSIENT THERMAL IMPEDANCE o 400 Tj=25 C f=1.0MHz Vsig=50mVp-p 100 100 10 1 10 0.1 1 10 100 0.1 0.01 0.1 1 10 100 REVERSE VOLTAGE, VOLTS t, PULSE DURATION,sec. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 23/12/2002 |
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