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| 1N5817 thru 1N5819 Vishay Semiconductors formerly General Semiconductor Schottky Barrier Rectifiers DO-204AL (DO-41) Reverse Voltage 20 to 40V Forward Current 1.0A Features * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Low power loss, high efficiency * For use in low voltage high frequency inverters, free wheeling, and polarity protection applications * Guardring for overvoltage protection Glass MELF 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. Cathode Mark 0.102 (2.6) 0.094 (2.4) * 0.205 (5.2) 0.160 (4.1) Mechanical Data ** Case: JEDEC DO-204 AL molded plastic body, glass body or glass MELF body Terminals: Plated leads, solderable per MIL-STD-750, Method 2026 High temperature soldering guaranteed: 250C/10 seconds at terminals for MELF and 0.375" (9.5mm) lead length, 5lbs (2.3kg) tension for axials Polarity: Color band denotes cathode end (band is green on MELF) Weight: plastic body DO-41: 0.34g glass body DO-41: 0.35g glass MELF: 0.25g 0.022 (0.55) 0.205 (5.2) 0.189 (4.8) Use "M" Suffix if body is MELF Dimensions in inches and (millimeters) 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. * 2.6 mm max. for glass DO-41 ** 4.1 mm max. for glass DO-41 Use "G" suffix if glass body DO-41 Maximum Ratings and Thermal Characteristics (TA = 25C unless otherwise noted) Parameter * Maximum repetitive peak reverse voltage Maximum RMS voltage * Maximum DC blocking voltage * Maximum non-repetitive peak reverse voltage * Maximum average forward rectified current 0.375" (9.5mm) lead length at TL=90C * Peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) at TL=70C Typical thermal resistance - junction-to-ambient (glass) (Note 2) - junction-to-ambient (plastic) - junction-to-lead (plastic) *Storage temperature range Symbol VRRM VRMS VDC VRSM IF(AV) IFSM RJA RJA RJL TJ, TSTG (TA = 25C unless otherwise noted) 1N5817 20 14 20 24 1N5818 30 21 30 36 1.0 25 130 50 15 -65 to +125 1N5819 40 28 40 48 Unit V V V V A A C/W C Electrical Characteristics Parameter Symbol (Note 1) (Note 1) 1N5817 0.450 0.750 1N5818 0.550 0.875 1.0 10 110 1N5819 0.600 0.900 Unit V V mA pF * Maximum instantaneous forward voltage at 1.0 * Maximum instantaneous forward voltage at 3.1 * Maximum average reverse current at rated DC blocking voltage (Note 1) VF VF IR CJ TA = 25C TA = 100C Typical junction capacitance at 4.0V, 1.0MHz *JEDEC registered values Notes: (1) Pulse test: 300s pulse width, 1% duty cycle (2) Thermal resistance from junction to lead vertical P.C.B. mounted, 0.375" (9.5mm) lead length with 1.5 x 1.5" (38 x 38mm) copper pads Document Number 88525 25-Jun-02 www.vishay.com 1 1N5817 thru 1N5819 Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Fig. 1 - Forward Current Derating Curve 1.0 Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current 30 Peak Forward Surge Current (A) Average Forward Current (A) 0.75 Resistive or Inductive Load 0.375" (9.5mm) Lead Length 25 20 0.5 15 10 5 0 0.25 0 0 20 40 60 80 100 120 140 1 10 100 Case Temperature (C) Number of Cycles at 60 HZ Fig. 3 - Typical Instantaneous Forward Characteristics 50 TJ = 125C Pulse Width = 300s 1% Duty Cycle 1.0 TJ = 25C 100 Fig. 4 - Typical Reverse Characteristics Instantaneous Reverse Current (mA) Instantaneous Forward Current (A) 10 10 TJ = 125C 1.0 0.1 TJ = 75C 0.1 0.01 TJ = 25C 0.001 0 20 40 60 80 100 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 Instantaneous Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 5 - Typical Junction Capacitance 400 100 Fig. 6 - Typical Transient Thermal Impedance Transient Thermal Impedance (C/W) Junction Capacitance (pF) TJ = 25C f = 1.0 MHZ Vsig = 50mVp-p 100 10 1 10 0.1 1 10 100 0.1 0.01 0.1 1 10 100 Reverse Voltage (V) www.vishay.com 2 t -- Pulse Duration (sec.) Document Number 88525 25-Jun-02 |
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