S E M I C O N D U C T O R MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100 8A, 700V - 1000V Ultrafast Diodes April 1995 Features Package * Ultrafast with Soft Recovery Characteristic (tRR < 75ns) JEDEC TO-220AC ANODE o CATHODE * +175 C Rated Junction Temperature CATHODE (FLANGE) * Reverse Voltage Up to 1000V * Avalanche Energy Rated Applications * Switching Power Supply Symbol * Power Switching Circuits * General Purpose K Description MUR870E, MUR880E, MUR890E, MUR8100E and RUR870, RUR880, RUR890, RUR8100 are ultrafast dual diodes (tRR < 75ns) with soft recovery characteristics. They have a low forward voltage drop and are of planar, silicon nitride passivated, ion-implanted, epitaxial construction. A PACKAGING AVAILABILITY These devices are intended for use as energy steering/ clamping diodes and rectifiers in a variety of switching power supplies and other power switching applications. Their low stored charge and ultrafast recovery with soft recovery characteristics minimizes ringing and electrical noise in many power switching circuits thus reducing power loss in the switching transistor. PART NUMBER PACKAGE BRAND MUR870E TO-220AC MUR870 MUR880E TO-220AC MUR880 MUR890E TO-220AC MUR890 MUR8100E TO-220AC MUR8100 RURP870 TO-220AC RURP870 RURP880 TO-220AC RURP880 RURP890 TO-220AC RURP890 RURP8100 TO-220AC RURP8100 NOTE: When ordering, use entire part number. Absolute Maximum Ratings TC = +25oC, Unless Otherwise Specified MUR870E RURP870 700V 700V 700V 8A Peak Repetitive Reverse Voltage. . . . . . . . . . . . . . . . . .VRRM Working Peak Reverse Voltage . . . . . . . . . . . . . . . . . . VRWM DC Blocking Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VR Average Rectified Forward Current . . . . . . . . . . . . . . . . IF(AV) Total device forward current at rated VR and TC = +150oC) Peak Forward Repetitive Current . . . . . . . . . . . . . . . . . . IFRM 16A (Rated VR, square wave 20kHZ) Nonrepetitive Peak Surge Current . . . . . . . . . . . . . . . . . .IFSM 100A (Surge applied at rated load condition halfwave 1 phase 60Hz) Operating and Storage Temperature . . . . . . . . . . . . TSTG, TJ -55oC to +175oC Copyright (c) Harris Corporation 1995 MUR880E RURP880 800V 800V 800V 8A MUR890E RURP890 900V 900V 900V 8A MUR8100E RURP8100 1000V 1000V 1000V 8A 16A 16A 16A 100A 100A 100A -55oC to +175oC -55oC to +175oC -55oC to +175oC File Number 5-12 2780.3 MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100 Electrical Specifications TC = +25oC, Unless Otherwise Specified. LIMITS SYMBOL VF IR at TC = +150oC IR at TC = +25oC TEST CONDITION MUR870E, RURP870 MUR880E, RURP880 MUR890E, RURP890 MUR8100E, RURP8100 MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS IF = 8A TC = +150oC - - 1.50 - - 1.50 - - 1.50 - - 1.50 V IF = 8A TC = +25oC - - 1.80 - - 1.80 - - 1.80 - - 1.80 V VR = 700V - - 500 - - - - - - - - - A VR = 800V - - - - - 500 - - - - - - A VR = 900V - - - - - - - - 500 - - - A VR = 1000V - - - - - - - - - - - 500 A VR = 700V - - 100 - - - - - - - - - A VR = 800V - - - - - 100 - - - - - - A VR = 900V - - - - - - - - 100 - - - A VR = 1000V - - - - - - - - - - - 100 A tRR IF = 1A - - 100 - - 100 - - 100 - - 100 ns IF = 8A - - 110 - - 110 - - 110 - - 110 ns tA IF = 1A - 40 - - 40 - - 40 - - 40 - ns IF = 8A - 45 - - 45 - - 45 - - 45 - ns tB IF = 1A - 20 - - 20 - - 20 - - 20 - ns IF = 8A RJC EAVL See Fig. 7 & 8 - 20 - - 20 - - 20 - - 20 - ns - - 2.0 - - 2.0 - - 2.0 - - 2.0 oC/W - - 20 - - 20 - - 20 - - 20 mj DEFINITIONS VF = Instantaneous forward voltage (pw = 300s, D = 2%). IR = Instantaneous reverse current. tRR = Reverse recovery time at dIF/dt = 100A/s (See Figure 2), summation of tA + tB. tA = Time to reach peak reverse current at dIF/dt = 100A/s (See Figure 2). tB = Time from peak IRM to projected zero crossing of IRM based on a straight line from peak IRM through 25% of IRM (See Figure 2). RJC = Thermal resistance junction to case. EAVL = Controlled avalanche energy (See Figures 7 and 8). pw = pulse width. D = duty cycle. V1 AMPLITUDE CONTROLS IF V2 AMPLITUDE CONTROLS dIF/dt R1 L1 = SELF INDUCTANCE OF R4 +LLOOP Q1 +V1 +V3 t1 5tA(MAX) t2 > tRR t3 > 0 L1 tA(MIN) R4 10 Q2 0 LLOOP t2 R2 t1 IF DUT dIF dt tRR tA tB 0 Q4 0.25 IRM t3 IRM R4 C1 0 Q3 -V2 R3 -V4 VR VRM (REC) FIGURE 1. tRR TEST CIRCUIT FIGURE 2. DEFINITIONS OF tRR, tA AND tB 5-13 MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100 Typical Performance Curves 24 PD , AVERAGE POWER DISSIPATION (W) 3.5 VF , FORWARD VOLTAGE (V) 3.0 2.5 2.0 1.5 o +25 C MAXIMUM +25oC TYPICAL 1.0 0.5 +175oC MAXIMUM 22 20 18 16 SQUARE WAVE 14 DC 12 10 TJ = +175oC 8 6 4 2 0 0.0 0.1 1.0 10.0 0 60.0 1 IF , FORWARD CURRENT (A) 3 4 5 6 7 8 9 10 FIGURE 4. AVERAGE FORWARD CURRENT vs AVERAGE POWER DISSIPATION 10 10 9 9 IF(AVG) , AVERAGE CURRENT (A) IF(AVG) , AVERAGE CURRENT (A) FIGURE 3. FORWARD VOLTAGE vs FORWARD CURRENT CHARACTERISTIC 8 7 6 DC SQUARE WAVE 2 IF , AVERAGE FORWARD CURRENT (A) 5 4 3 2 1 8 RJA = +12oC/W 7 6 5 4 RJA = +60oC/W 3 (NO HEAT SINK) 2 1 0 0 140 150 160 170 0 180 FIGURE 5. AVERAGE FORWARD CURRENT vs CASE TEMPERATURE L Q1 130 20 40 60 120 140 160 R + VDD 1M VAVL Q2 130 100 180 FIGURE 6. AVERAGE FORWARD CURRENT vs AMBIENT TEMPERATURE DUT 12V 80 TA , AMBIENT TEMPERATURE (oC) TC , CASE TEMPERATURE (oC) CURRENT SENSE IL I V VDD - 12V t0 FIGURE 7. AVALANCHE ENERGY TEST CIRCUIT t1 t2 t FIGURE 8. CURRENT VOLTAGE WAVEFORM ILpeak = 1A, L = 40mH, R < 0.1, EAVL = 5-14 (1/ 2) LI2[VAVL/(VAVL - VDD)]