RURD420S

SEMICONDUCTOR RURD410, RURD415, RURD420, RURD410S, RURD415S, RURD420S 4A, 100V - 200V Ultrafast Diodes Package JEDEC STYLE TO-251 ANODE CATHODE CATHODE (FLANGE) April 1995 Features • Ultrafast with Soft Recovery . . . . . . . . . . . . . . . . . tRR t3 > 0 L1 tA(MIN) ≤ R4 10 IF dIF dt tA tRR tB FIGURE 1. tRR TEST CIRCUIT FIGURE 2. tRR WAVEFORMS AND DEFINITIONS 5-22 RURD410, RURD415, RURD420, RURD410S, RURD415S, RURD420S Typical Performance Curves 20 +175oC IR , REVERSE CURRENT (µA) IF , FORWARD CURRENT (A) 100 +175oC 10 10 1 +100oC 0.1 +100oC 1 +25 C o 0.01 +25oC 0.5 0 0.25 0.5 0.75 1 1.25 1.5 VF , FORWARD VOLTAGE (V) 0.001 0 50 100 150 200 VR , REVERSE VOLTAGE (V) FIGURE 3. TYPICAL FORWARD CURRENT vs FORWARD VOLTAGE DROP TC = +25oC FIGURE 4. TYPICAL REVERSE CURRENT vs REVERSE VOLTAGE TC = +100oC 50 25 t, RECOVERY TIMES (ns) t, RECOVERY TIMES (ns) 20 tRR 15 40 tRR 30 tA 20 tB 10 10 tA tB 5 0 0.5 1 IF , FORWARD CURRENT (A) 4 0 0.5 1 IF , FORWARD CURRENT (A) 4 FIGURE 5. TYPICAL tRR, tA AND tB CURVES vs FORWARD CURRENT TC = +175oC FIGURE 6. TYPICAL tRR, tA AND tB CURVES vs FORWARD CURRENT t, RECOVERY TIMES (ns) 80 tRR IF(AV) , AVERAGE FORWARD CURRENT (A) 100 5 4 DC 3 SQ. WAVE 2 60 tA 40 tB 20 1 0 0.5 1 IF , FORWARD CURRENT (A) 4 0 150 155 160 165 o 170 175 TC , CASE TEMPERATURE ( C) FIGURE 7. TYPICAL tRR, tA AND tB CURVES vs FORWARD CURRENT FIGURE 8. CURRENT DERATING CURVE FOR ALL TYPES 5-23 RURD410, RURD415, RURD420, RURD410S, RURD415S, RURD420S IMAX = 1A L = 40mH R < 0.1Ω EAVL = 1/2LI2 [VAVL/(VAVL - VDD)] Q1 AND Q2 ARE 1000V MOSFETs Q1 L R + VDD 130Ω 1MΩ DUT VAVL 12V Q2 130Ω CURRENT SENSE IV VDD IL IL 12V t0 t1 t2 t FIGURE 9. AVALANCHE ENERGY TEST CIRCUIT FIGURE 10. AVALANCHE CURRENT AND VOLTAGE WAVEFORMS 5-24