OM4201ST/RT/DT HERMETIC TO-257AA DUAL POWER SCHOTTKY RECTIFIER 16 Amp, 45 Volt Rating Center-Tap Rectifier FEATURES • • • • • • • • • Very Low Forward Voltage Low Recovery Charge Rugged Package Design, (JEDEC TO-257AA) High Efficiency For Low Voltage Supplies 45V Blocking @ Rated Tjmax 50V Repetitive Surge Voltage Dual Schottky Rectifier In A Single Isolated Package Available Non-Isolated (OM4201NT); Common Cathode Only Available Screened To MIL-S-19500, TX, TXV And S Levels DESCRIPTION The OM4201ST has two Schottky barriers arranged in a common cathode configuration and is ideally suited for a full wave output rectifier in low voltage switching power supplies where small size and high reliablity are required. Common anode and doubler configurations also available. ABSOLUTE MAXIMUM RATINGS (TC = 25°C) Per Diode Peak Inverse Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 V Maximum Average D.C. Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 A Peak Surge Current (Non-Repetitive, 8.3mS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 A Peak Reverse Transient Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 A Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 55° C to + 175° C Junction Operating Temperature Range. . . . . . . . . . . . . . . . . . . . . . . - 55° C to + 150° C Package Thermal Resistance, Junction-to-Case . . . . . . . . . . . . . . . . . . . . . . . . 2.5° C/W SCHEMATIC 1 2 1 2 3 COMMON ANODE 3 COMMON CATHODE OMXXXXRT OMXXXXST 3 1 DOUBLER 2 OMXXXXDT Common cathode is standard. Contact the factory for performance characteristics for common anode and doubler. Z-Tab package also available. 4 11 R5 Supersedes 1 07 R4 3.2 - 15 3.2 OM4201ST/RT/DT ELECTRICAL CHARACTERISTICS (TC = 25°C) (Per Diode) Characteristic Symbol Maximum Instantaneous Forward Voltage (1) Max. Unit VF V IF = 10A, TC = 125°C 0.70 IF = 10A, TC = 25°C 0.85 Maximum Instantaneous Reverse Current (1) IR mA Rated dc Voltage, TC = 125°C 15 Rated dc Voltage, TC = 25°C 1.0 Capacitance Ct 500 pf VR = 5.0 V (1) Pulse Test: Pulse Width = 300µs, Duty Cycle 2.0%. MECHANICAL OUTLINE IF INSTANTANEOUS FORWARD CURRENT (AMPS) TYPICAL FORWARD VOLTAGE T = 150°C J 25°C .200 .190 .420 .410 100°C 10 7.0 5.0 3.0 2.0 .045 .035 .665 .645 .150 .140 .537 .527 .430 .410 .038 MAX. .750 .500 1.0 .005 0.7 0.5 0.3 .035 .025 0.2 .120 TYP. .100 TYP. 0.1 0.2 0.4 0.6 0.8 1.0 1.2 1.4 VF INSTANTANEOUS VOLTAGE (VOLTS) PIN CONNECTION MAXIMUM REVERSE CURRENT 100 IR REVERSE CURRENT (mA) 3.2 100 70 50 30 20 T = 150°C J 10 125°C 1.0 100°C 0.1 0.0 75°C 1 0.0 25°C 01 0 10 20 30 40 50 VR REVERSE VOLTAGE (VOLTS) 1 2 205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246 3