MITSUBISHI FAST RECOVERY DIODE MODULES RM50DA/CA/C1A-XXS MEDIUM POWER, HIGH FREQUENCY USE INSULATED TYPE RM50DA/CA/C1A-XXS • IDC • VRRM DC current .................................. 50A Repetitive peak reverse voltage ......................300/600V • trr Reverse recovery time ............. 0.4µs • Insulated Type APPLICATION Free wheel use, Welder OUTLINE DRAWING & CIRCUIT DIAGRAM Dimensions in mm 53.5 43.3 16 C1A 36.5 14 18 5.3 CA DA R6 φ5.3 8 3–M4 33 3.5 22 LABEL 4.5 24 7 3.5 Feb.1999 MITSUBISHI FAST RECOVERY DIODE MODULES RM50DA/CA/C1A-XXS MEDIUM POWER, HIGH FREQUENCY USE INSULATED TYPE ABSOLUTE MAXIMUM RATINGS (Tj=25°C, unless otherwise noted) Voltage class Parameter Symbol 6 12 Unit VRRM Repetitive peak reverse voltage 300 600 V VDRM Non-repetitive peak reverse voltage 360 720 V VR Reverse DC voltage 240 480 V Parameter Symbol Conditions Ratings Unit 50 A IDC DC current Resistive load, TC=93°C IFSM Surge (non-repetitive) forward current One half cycle at 60Hz, peak value 1000 A I2t I2t for fusing Value for one cycle of surge current 4.2×103 A2s Tj Junction temperature –40~150 °C Tstg Storage temperature –40~125 °C Viso Isolution voltage Charged part to case Main terminal screw M4 — Mounting torque Mounting screw M5 — Weight Typical value 2500 V 0.98~1.47 N·m 10~15 kg·cm 1.47~1.96 N·m 15~20 kg·cm 90 g ELECTRICAL CHARACTERISTICS Limits Symbol Parameter Test conditions Min. Typ. Max. Unit IRRM Repetitive reverse current Tj=150°C, VRRM applied — — 20 VFM Forward voltage Tj=25°C, IFM=50A, instantaneous meas. — 1.7 1.8 V trr Reverse recovery time — — 0.2 µs Qrr Reverse recovery charge — — 1.5 µC trr Reverse recovery time — — 0.4 µs Qrr Reverse recovery charge — — 4.5 µC Rth (j-c) Thermal resistance Junction to case — — 0.6 °C/ W Rth (c-f) Contact thermal resistance Case to fin, conductive grease applied — — 0.3 °C/ W *1 6 class: VR=150V IFM=50A, di/dt=–100A/µs, VR=150/300V*1, Tj=25°C IFM=50A, di/dt=–150A/µs, VR=150/300V*1, Tj=150°C mA 12 class: VR=300V Feb.1999 MITSUBISHI FAST RECOVERY DIODE MODULES RM50DA/CA/C1A-XXS MEDIUM POWER, HIGH FREQUENCY USE INSULATED TYPE PERFORMANCE CURVES Tj=25°C 0.8 10 2 7 5 3 2 10 1 7 5 3 2 10 0 0.2 0.6 0.4 0.2 1.0 1.8 2.6 3.4 0 10 –3 2 3 4 5 7 10 –2 2 3 4 5 710 –1 2 3 4 5 7 10 4.2 FORWARD VOLTAGE (V) TIME (s) ALLOWABLE SURGE (NON-REPETITIVE) FORWARD CURRENT REVERSE RECOVERY CHARACTERISTICS VS. FORWARD CURRENT (TYPICAL) 10 2 7 5 3 2 800 600 Irr (A) SURGE (NON-REPETITIVE) FORWARD CURRENT (A) 1000 400 1 2 3 4 5 7 10 Qrr Irr 10 0 trr 10 –1 10 0 7 VR=150/300V 5 di/dt=–100A/µs 3 Tj=25°C 2 Tj=150°C 10 –1 10 –2 10 0 2 3 4 5 7 10 1 2 3 4 5 7 10 2 2 3 4 5 7 10 3 200 0 10 1 7 5 3 2 10 1 20 30 40 50 70100 trr (µs), Qrr (µC) 10 3 7 5 3 2 MAXIMUM TRANSIENT THERMAL IMPEDANCE (JUNCTION TO CASE) 10 0 2 3 4 57 10 1 2 3 4 5 1.0 Zth (j–c) (°C/W) FORWARD CURRENT (A) MAXIMUM FORWARD CHARACTERISTIC FORWARD CURRENT (A) CONDUCTION TIME (CYCLES AT 60Hz) REVERSE RECOVERY CHARACTERISTICS VS. –di/dt (TYPICAL) 10 1 10 1 7 5 3 2 Irr 10 0 Qrr trr 10 0 7 5 3 2 10 –1 trr (µs), Qrr (µC) Irr (A) 10 2 7 VR=150/300V 5 IF=50A Tj=25°C 3 2 Tj=150°C 10 –2 10 –1 10 0 2 3 4 5 7 10 1 2 3 4 5 7 10 2 2 3 4 5 7 10 3 –di/dt (A/µs) Feb.1999