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MURH840CT Dataheets PDF



Part Number MURH840CT
Manufacturers Motorola
Logo Motorola
Description ULTRAFAST RECTIFIER
Datasheet MURH840CT DatasheetMURH840CT Datasheet (PDF)

www.DataSheet4U.com MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MURH840CT/D SWITCHMODE • • • • • • • • ™ Power Rectifier . . . designed for use in switching power supplies, inverters and as free wheeling diodes, these state–of–the–art devices have the following features: Ultrafast 28 Nanosecond Recovery Time 175°C Operating Junction Temperature Popular TO–220 Package Epoxy Meets UL94, VO @ 1/8″ High Temperature Glass Passivated Junction High Voltage Capability to 400 Volts.

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www.DataSheet4U.com MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MURH840CT/D SWITCHMODE • • • • • • • • ™ Power Rectifier . . . designed for use in switching power supplies, inverters and as free wheeling diodes, these state–of–the–art devices have the following features: Ultrafast 28 Nanosecond Recovery Time 175°C Operating Junction Temperature Popular TO–220 Package Epoxy Meets UL94, VO @ 1/8″ High Temperature Glass Passivated Junction High Voltage Capability to 400 Volts Low Leakage Specified @ 150°C Case Temperature Current Derating @ Both Case and Ambient Temperatures MURH840CT Motorola Preferred Device ULTRAFAST RECTIFIER 8.0 AMPERES 400 VOLTS Mechanical Characteristics: • Case: Epoxy, Molded • Weight: 1.9 grams (approximately) • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Lead Temperature for Soldering Purposes: 260°C Max. for 10 Seconds • Shipped 50 units per plastic tube • Marking: UH840 MAXIMUM RATINGS Rating Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Average Rectified Forward Current Total Device, (Rated VR), TC = 120°C Peak Repetitive Forward Current (Rated VR, Square Wave, 20 kHz), TC = 120°C Per Leg Total Device Per Diode Leg 4 1 2, 4 3 1 2 3 CASE 221A–06 TO–220AB Symbol VRRM VRWM VR IF(AV) IFM IFSM WAVAL TJ, Tstg Value 400 Unit Volts 4.0 8.0 16 100 20 Amps Amps Amps mJ °C Nonrepetitive Peak Surge Current (Surge applied at rated load conditions halfwave, single phase, 60 Hz) Controlled Avalanche Energy Operating Junction Temperature and Storage Temperature * 65 to +175 3.0 THERMAL CHARACTERISTICS, PER DIODE LEG Maximum Thermal Resistance, Junction to Case RθJC °C/W ELECTRICAL CHARACTERISTICS, PER DIODE LEG Maximum Instantaneous Forward Voltage (1) (iF = 4.0 Amps, TC = 150°C) (iF = 4.0 Amps, TC = 25°C) Maximum Instantaneous Reverse Current (1) (Rated dc Voltage, TC = 150°C) (Rated dc Voltage, TC = 25°C) Maximum Reverse Recovery Time (IF = 1.0 Amp, di/dt = 50 Amps/µs) (1) Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤ 2.0%. vF 1.9 2.2 iR 500 10 trr 28 ns µA Volts SWITCHMODE is a trademark of Motorola, Inc. Preferred devices are Motorola recommended choices for future use and best overall value. Rev 1 Device ©Rectifier Motorola, Inc. 1996 Data 1 MURH840CT 100 IR, REVERSE CURRENT ( µA) 1000 500 200 100 50 20 10 5 2 1 0.5 0.2 0.1 TJ = 150°C 100°C 50 20 i F, INSTANTANEOUS FORWARD CURRENT (AMP) TJ = 150°C 100°C 25°C 25°C 10 0 50 100 150 200 250 300 350 400 5 VR, REVERSE VOLTAGE (VOLTS) Figure 2. Typical Reverse Current, Per Leg 2 I F(AV) , AVERAGE FORWARD CURRENT (AMPS) 7 6 5 DC 4 3 2 1 0 0 20 40 80 100 120 140 160 60 TA, AMBIENT TEMPERATURE (°C) 180 200 SQUARE WAVE 1 0.5 0.2 0.1 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 vF, INSTANTANEOUS VOLTAGE (VOLTS) Figure 1. Typical Forward Voltage Figure 3. Forward Current Derating, Ambient, Per Leg I F, AVERAGE POWER DISSIPATION (WATTS) 10 RATED VR APPLIED C, CAPACITANCE (pF) 1000 8 100 6 SQUARE WAVE DC 4 2 10 0 110 120 130 140 150 160 TC, CASE TEMPERATURE (°C) 170 180 1 0.01 0.1 1 10 VR, REVERSE VOLTAGE (VOLTS) 100 Figure 4. Current Derating, Case, Per Leg Figure 5. Typical Capacitance, Per Leg 2 Rectifier Device Data MURH840CT PF(AV) , AVERAGE POWER DISSIPATION (WATTS) 20 18 16 14 12 10 8 6 4 2 0 1 2 3 4 5 6 7 8 9 IF(AV), AVERAGE FORWARD CURRENT (AMPS) 10 SQUARE WAVE DC Figure 6. Forward Power Dissipation, Per Leg Rectifier Device Data 3 MURH840CT PACKAGE DIMENSIONS –T– B 4 SEATING PLANE F T S C NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION Z DEFINES A ZONE WHERE ALL BODY AND LEAD IRREGULARITIES ARE ALLOWED. DIM A B C D F G H J K L N Q R S T U V Z INCHES MIN MAX 0.570 0.620 0.380 0.405 0.160 0.190 0.025 0.035 0.142 0.147 0.095 0.105 0.110 0.155 0.018 0.025 0.500 0.562 0.045 0.060 0.190 0.210 0.100 0.120 0.080 0.110 0.045 0.055 0.235 0.255 0.000 0.050 0.045 ––– ––– 0.080 MILLIMETERS MIN MAX 14.48 15.75 9.66 10.28 4.07 4.82 0.64 0.88 3.61 3.73 2.42 2.66 2.80 3.93 0.46 0.64 12.70 14.27 1.15 1.52 4.83 5.33 2.54 3.04 2.04 2.79 1.15 1.39 5.97 6.47 0.00 1.27 1.15 ––– ––– 2.04 Q 1 2 3 A U K H Z L V G D N R J CASE 221A–06 (TO–220AB) ISSUE Y Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each.


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