RM300CA-9W

RM300CA-9W Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 Fast Recovery Welder Diode Module 300 Amperes/450 Volts A B E E G DC Description: Powerex Fast Recovery Welder Diode Modules are designed for use in applications requiring fast switching. The modules are isolated for easy mounting with other components on common heatsinks. Features: Isolated Mounting RM300CA-9W Fast Recovery Welder Diode Module 300 Amperes/450 Volts A1 K (4 TYP.) H J - M8 THD (3 TYP.) M - DIA. (4 TYP.) A2 K L FE Planar Chips Applications: A1 K A2 Welding Power Supplies Free Wheeling Diodes Center Tap Circuits Outline Drawing Dimension A B C D E F G H J K L M Inches 3.94 3.38±0.01 2.16 1.61±0.01 1.18 1.12 0.76 0.71 M8 Metric 0.28 R 0.28 0.22 Dia. Millimeters 100.0 86.0±0.25 55.0 41.0±0.25 30.0 28.5 19.4 18.0 M8 R7.0 7.0 Dia. 5.5 Ordering Information: Select the complete ten digit module part number you desire from the table below. Example: RM300CA-9W is a 450V (VCES), 300 Ampere, Fast Recovery Common Cathode Diode Module. Type RM Current Rating Amperes 300 Voltage Volts (x50) 9W D-45 Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 RM300CA-9W Fast Recovery Welder Diode Module 300 Amperes/450 Volts Absolute Maximum Ratings Characteristics Peak Reverse Blocking Voltage Transient Peak Reverse Blocking Voltage (Non-Repetitive), t < 5ms DC Reverse Blocking Voltage DC Current, TC = 114°C Peak Half-Cycle Surge (Non-Repetitive) On-State Current (60Hz) I2t (for Fusing), 8.3 milliseconds Junction Temperature Storage Temperature Maximum Mounting Torque M8 Mounting Screw Maximum Mounting Torque M5 Terminal Screw Module Weight (Typical) V Isolation Symbol VRRM VRSM VR(DC) IF(DC) IFSM I2t Tj TSTG — — — VRMS RM300CA-9W 450 540 360 300 6000 37500 -40 to 150 -40 to 125 110 20 460 2500 Units Volts Volts Volts Amperes Amperes A2sec °C °C kg.-cm. kg.-cm. Grams Volts Electrical and Thermal Characteristics, Tj = 25°C unless otherwise specified Characteristics Blocking State Maximums Reverse Leakage Current, Peak Conducting State Maximums Peak On-State Voltage Switching Minimums Reverse Recovery Time Symbol IRRM VFM trr Qrr Test Conditions Tj = 150°C, VRRM = Rated IFM = 300A IFM = 300A, Tj = 25°C -di/dt = 600 A/ s, VR = 300V IFM = 300A, Tj = 25°C -di/dt = 600 A/ s, VR = 300V Per Module Per Module RM300CA-9W 40 1.2 0.5 Units mA Volts s Reverse Recovery Charge 50 C Thermal Maximums Thermal Resistance, Junction-to-Case Thermal Resistance, Case-to-Sink (Lubricated) R (J-C) R (C-S) 0.068 0.08 °C/Watt °C/Watt REVERSE RECOVERY VS di/dt CHARACTERISTICS (TYPICAL) FORWARD VOLTAGE DROP CHARACTERISTICS (TYPICAL) REVERSE RECOVERY VS FORWARD CURRENT CHARACTERISTICS (TYPICAL) 103 REVERSE RECOVERY, Irr, (AMPERES), Qrr, (µC) 102 FORWARD CURRENT, IF, (AMPERES) REVERSE RECOVERY TIMES, trr, (µs) Irr 102 Qrr 101 REVERSE RECOVERY, Irr, (AMPERES), Qrr, (µC) VR = 300V di/dt = 600A/µs Tj = 25oC Tj = 150oC 103 Tj = 25oC Tj = 150oC 103 102 102 Irr 101 102 101 trr 100 101 Qrr VR = 300V -di/dt = 600A/µs Tj = 25oC Tj = 150oC 100 trr 100 101 102 103 10-1 104 101 0.4 0.6 0.8 1.0 1.2 1.4 FORWARD VOLTAGE DROP, VF, (VOLTS) 100 101 102 103 10-1 104 di/dt, (AMPERES/µs) FORWARD CURRENT, IF (AMPERES) D-46