MITSUBISHI FAST RECOVERY DIODE MODULES RM300CA-9W HIGH FREQUENCY USE INSULATED TYPE RM300CA-9W • IDC • VRRM • trr DC current ................................ 300A Repetitive peak reverse voltage .................... 450V Reverse recovery time ............. 0.5µs APPLICATION Free wheel use, Welders OUTLINE DRAWING & CIRCUIT DIAGRAM 41±0.25 K 55 4–φ5.5 MOUNTING HOLES 30 A1 (19.4) 30 A2 4–R7 Dimensions in mm (18) 86±0.25 3–M8 NUTS 100 30 K A2 CIRCUIT DIAGRAM (7) LABEL (28.5) A1 Aug.1999 MITSUBISHI FAST RECOVERY DIODE MODULES RM300CA-9W HIGH FREQUENCY USE INSULATED TYPE ABSOLUTE MAXIMUM RATINGS (Tj=25°C) Voltage class Parameter Symbol Unit 9W VRRM Repetitive peak reverse voltage 450 V VR (DC) Reverse DC voltage 360 V Parameter Ratings Unit IDC DC current Resistive load, TC=119°C 300 A IFSM Surge (non-repetitive) forward current One half cycle at 60Hz, peak value 6000 A I2t I2t for fusing Value for one cycle of surge current, tw=8.3ms, Tj=25°C Start 1.5 × 105 A2s Tj Junction temperature –40~+150 °C Tstg Storage temperature –40~+125 °C Visol Isolation voltage Symbol — Mounting torque — Weight Conditions 2500 V Main terminal screw M8 8.83~10.8 N·m Mounting screw M5 1.47~1.96 N·m 460 g Charged part to case Typical value ELECTRICAL CHARACTERISTICS Limits Symbol Parameter Test conditions Min. Typ. Max. Unit IRRM Repetitive reverse current Tj=150°C, VRRM applied — — 40 VFM Forward voltage Tj=25°C, IFM=300A — — 1.2 V trr Reverse recovery time — — 0.5 µs Qrr Reverse recovery charge — — 50 µC Rth (j-c) Thermal resistance Junction to case — — 0.085 °C/ W Rth (c-f) Contact thermal resistance Case to fin, with thermal compound — — 0.08 °C/ W Insulation resistance Main terminal to case 10 — — MΩ — IF=300A, Tj=25°C. di/dt=–600A/µs, VR=300V mA Aug.1999 MITSUBISHI FAST RECOVERY DIODE MODULES RM300CA-9W HIGH FREQUENCY USE INSULATED TYPE PERFORMANCE CURVES REVERSE RECOVERY CHARACTERISTICS VS. FORWARD CURRENT (TYPICAL) 3 2 10 2 7 5 Tj=25°C 3 2 10 1 0.4 0.6 0.8 1.0 1.2 10 2 7 5 3 2 Qrr 10 1 7 5 3 2 10 1 7 5 3 2 10 0 7 5 3 Tj=25°C 2 Tj=150°C 10 –1 2 3 5 7 10 3 2 3 5 7 10 4 trr 10 0 10 1 2 3 5 7 10 2 1.4 Irr 10 2 7 5 3 2 trr (µS) 10 3 7 VR=300V 5 di/dt=–600A/µs 3 2 10 3 7 5 Irr (A), Qrr (µC) FORWARD CURRENT IF (A) FORWARD VOLTAGE DROP CHARACTERISTIC (TYPICAL) FORWARD CURRENT IF (A) FORWARD VOLTAGE DROP VF (V) 10 3 7 VR=300V 5 IF=300A Tj=25°C 3 2 Tj=150°C 10 2 7 5 3 2 10 1 7 5 3 2 Irr 10 2 7 5 3 2 Qrr 10 1 7 5 3 2 trr 10 0 7 5 3 2 trr (µS) Irr (A), Qrr (µC) REVERSE RECOVERY CHARACTERISTICS VS. di/dt (TYPICAL) 10 –1 10 0 10 1 2 3 5 7 10 2 2 3 5 7 10 3 2 3 5 7 10 4 di/dt (A/µs) Aug.1999