STTH3R04 Ultrafast recovery diode Features ■ Negligible switching losses ■ Low forward and reverse recovery times ■ High junction temperature A K DO-15 DO-201AD STTH3R04Q STTH3R04 Band indicates cathode side. Description The STTH3R04 series uses ST's new 400 V planar Pt doping technology. The STTH3R04 is specially suited for switching mode base drive and transistor circuits.
Characteristics 1 STTH3R04 Characteristics Table 2. Absolute ratings (limiting values at 25 °C, unless otherwise specified) Symbol Parameter Value Unit 400 V 3.0 A 60 A -65 to +175 °C 175 °C Repetitive peak reverse voltage VRRM Average forward current, δ = 0.
STTH3R04 Characteristics Table 5. Dynamic characteristics (Tj = 25 °C unless otherwise stated) Symbol Test conditions Parameter trr tfr VFP Typ Max IF = 1 A, dIF/dt = -50 A/µs, VR = 30 V, Tj = 25 °C Reverse recovery time IRM Min Unit 35 ns IF = 1 A, dIF/dt = -100 A/µs, VR = 30 V, Tj = 25 °C 18 25 Reverse recovery current IF = 3.0 A, dIF/dt = -200 A/µs, VR = 320 V, Tj = 125 °C 4 5.5 A Forward recovery time IF = 3.0 A dIF/dt = 100 A/µs VFR = 1.
Characteristics Figure 5. STTH3R04 Figure 6. Relative variation of thermal impedance junction to ambient versus pulse duration, SMB (epoxy FR4, copper thickness = 35 µm) Zth(j-a) /Rth(j-a) Zth(j-a) /Rth(j-a) 1.0 1.0 SMB SCu=1cm² 0.9 0.8 0.7 0.7 0.6 0.6 0.5 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.1 tP(s) Single pulse 0.0 Figure 7. SMC SCu=1cm² 0.9 0.8 1.E-01 Relative variation of thermal impedance junction to ambient versus pulse duration, SMC 1.E+00 1.E+01 1.E+02 1.
STTH3R04 Characteristics Figure 11. Relative variations of dynamic parameters versus junction temperature Figure 12. Transient peak forward voltage versus dIF/dt (typical values) VFp(V) QRR; IRM [T j] / Q RR; IRM [T j=125°C] 25 1.4 IF=3 A Tj=125 °C IF= 3 A VR=320 V 1.2 20 1.0 IRM 15 0.8 QRR 0.6 10 0.4 5 0.2 T j(°C) dIF/dt(A/µs) 0 0.0 25 50 75 100 125 Figure 13.
Package information STTH3R04 Figure 17. Thermal resistance junction to ambient versus copper surface under each lead, SMB, SMC (epoxy FR4, copper thickness = 35 µm) Rth(j-a) (°C/W) 120 100 SMB 80 60 SMC 40 20 SCU(cm²) 0 0.0 2 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Package information ● Epoxy meets UL94, V0 ● Cooling method: by conduction (C) In order to meet environmental requirements, ST offers these devices in ECOPACK® packages.
STTH3R04 Package information Table 7. DO-15 dimensions Dimensions C Ref. C A D B Table 8. Millimeters Inches Min. Max. Min. Max. A 6.05 6.75 0.238 0.266 B 2.95 3.53 0.116 0.139 C 26 31 1.024 1.220 D 0.71 0.88 0.028 0.035 SMB dimensions Dimensions Ref. Millimeters Inches E1 D E A1 A2 C L b Min. Max. Min. Max. A1 1.90 2.45 0.075 0.096 A2 0.05 0.20 0.002 0.008 b 1.95 2.20 0.077 0.087 c 0.15 0.40 0.006 0.016 D 3.30 3.95 0.130 0.156 E 5.
Package information Table 9. STTH3R04 SMC dimensions Dimensions Ref. Millimeters E1 D E A1 A2 C E2 L b Min. Max. Min. Max. A1 1.90 2.45 0.075 0.096 A2 0.05 0.20 0.002 0.008 b 2.90 3.20 0.114 0.126 c 0.15 0.40 0.006 0.016 D 5.55 6.25 0.218 0.246 E 7.75 8.15 0.305 0.321 E1 6.60 7.15 0.260 0.281 E2 4.40 4.70 0.173 0.185 L 0.75 1.50 0.030 0.059 Figure 19. Footprint, dimensions in mm (inches) 1.54 (0.061) 5.11 (0.201) 1.54 (0.061) 3.14 (0.124) 8.
STTH3R04 3 Ordering information Ordering information Table 10. 4 Ordering information Order code Marking Package Weight Base qty Delivery mode STTH3R04 STTH3R04 DO-201AD 1.16 g 600 Ammopack STTH3R04RL STTH3R04 DO-201AD 1.16g 1900 Tape and reel STTH3R04Q STTH3R04Q DO-15 0.4 g 1000 Ammopack STTH3R04QRL STTH3R04Q DO-15 0.4 g 6000 Tape and reel STTH3R04S R4S SMC 0.243 g 2500 Tape and reel STTH3R04U 3R4U SMB 0.12 g 2500 Tape and reel Revision history Table 11.
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