STTA212 ST Microelectronics, Inc., STTA212 Datasheet
STTA212
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STTA212 Summary of contents
Page 1
... SMPS as snubber, clamping or demagnetizing diodes secondary of SMPS as high voltage rectifier diodes. They are also suitable for the secondary of SMPS as high voltage rectifier diodes. Parameter F=5kHz square tp = 10ms sinusoidal STTA212S SMC Value Unit 1200 V 1200 V 10 ...
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... STTA212S THERMAL AND POWER DATA Symbol Parameter R Junction to lead thermal resistance th(j-I) P Conduction power dissipation 1 P Total power dissipation max Pmax = (P3 = 10% P1) STATIC ELECTRICAL CHARACTERISTICS Symbol Parameter V Forward voltage drop Reverse leakage current R ** Vto Threshold voltage rd Dynamic resistance Test pulses : * tp = 380 s, < ...
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... Fig. 6: Reverse recovery time versus dI F confidence). trr(ns) 400 350 300 250 200 150 100 50 0 140 160 180 200 0 20 STTA212S Tj=125°C VFM( IF=2*IF(av) IF=IF(av) dIF/dt(A/µ 100 120 140 160 IF=2*IF(av) IF=IF(av) dIF/dt(A/µ 100 120 140 160 180 200 ...
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... STTA212S Fig. 7: Relative variation of dynamic parameters versus junction temperature (reference Tj=125°C). 1.1 1.0 S factor 0.9 IRM 0.8 Tj(°C) 0 Fig. 9: Forward recovery time versus dI tfr(ns) 800 VFR=1.1*VF max. 700 IF=IF(av) 600 500 400 300 dIF/dt(A/µs) 200 4/8 Fig. 8: Transient peak forward voltage versus dI /dt ...
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... F = 1/T In such applications (fig D), the way of calculating the power losses is given below : TOTAL LOSSES due to the diode P = P1+ P2+ P3+ P4+ P5 SWITCHING REVERSE LOSSES LOSSES in the diode in the diode DIODE: TURBOSWITCH T = t/T STTA212S Watts SWITCHING LOSSES in the transistor due to the diode IL LOAD 5/8 ...
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... STTA212S APPLICATION DATA (Cont’d) Fig SNUBBER DIODE. PWM 1/T = t/T Fig RECTIFIER DIODE. Fig STATIC CHARACTERISTICS 6/8 Fig DEMAGNETIZING DIODE. Conduction losses : Reverse losses : F(AV (RMS ...
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... Turn-off losses (in the diode RECTIFIER OPERATION Turn-off losses : t with non negligible serial inductance P3’ P3, P3’ and P5 are suitable for power MOSFET and IGBT I Fmax Turn-on losses : STTA212S ...
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... SMC Plastic 2.0 4.2 Ordering type Marking STTA212S T53 Epoxy meets UL94,V0 Band indicates cathode Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics ...