STPR120A (R) HIGH EFFICIENCY FAST RECOVERY DIODE Table 1: Main Product Characteristics IF(AV) 1A VRRM 200 V Tj (max) 150C VF(max) 0.74 V trr (max) 35 ns SMA (JEDEC DO-214AC) STPR120A FEATURES AND BENEFITS Very low switching losses Low forward voltage drop Fast rectifier Epitaxial diode Surface mount package o r P Table 2: Order Code Part Number STPR120A e t le DESCRIPTION Single chip rectifier suited to Switched Mode Power Supplies and high frequency DC/DC converters. Packaged in SMA, this surface mount device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. ) s ( ct c u d ) s t( Marking R12 o s b O - u d o Table 3: Absolute Ratings (limiting values) r P e Symbol Parameter VRRM Repetitive peak reverse voltage t e l o IF(RMS) RMS forward current Value Unit 200 V 8 A IF(AV) Average forward current TL = 125C = 0.5 1 A IFSM Surge non repetitive forward current tp = 10 ms Sinusoidal 30 A -65 to + 150 C 150 C s b O Tstg Tj Storage temperature range Maximum operating junction temperature August 2004 REV. 4 1/6 STPR120A Table 4: Thermal Resistance Symbol Rth(j-l) Junction to lead Parameter Value 30 Unit C/W Table 5: Static Electrical Characteristics Symbol IR * VF ** Pulse test: Parameter Tests conditions Tj = 25C VR = VRRM Reverse leakage current Tj = 125C Forward voltage drop Tj = 25C IF = 1A Tj = 150C IF = 1A Min. Typ Max. 3 180 400 Unit A 0.94 0.69 V 0.74 * tp = 5 ms, < 2% ** tp = 380 s, < 2% 2 To evaluate the conduction losses use the following equation: P = 0.62 x IF(AV) + 0.12 IF (RMS) Table 6: Recovery Characteristics Symbol Parameter Test conditions trr Reverse recovery time tfr Forward recovery time Forward recovery voltage VFP Tj = 25C IF = 1A dIF/dt = 50 A/s VR = VRRM e t le u d o t e l o s b O 2/6 o r P 25 25 35 ns IF = 1A dIF/dt = 100 A/s Measured at 1V 25 ns IF = 1A 5 V ) s ( ct r P e Min. Typ Max. Unit IF = 0.5A Irr = 0.25A IR =1A Tj = 25C c u d ) s t( o s b O - dIF/dt = 100 A/s STPR120A Figure 1: Average forward power dissipation versus average forward current Figure 2: Peak current versus form factor IM(A) P(W) 10 1.0 = 0.2 = 0.1 0.9 0.8 = 0.5 9 8 = 0.05 0.7 =1 0.6 P=1.5W 7 6 0.5 5 0.4 4 P=1.0W P=0.5W P=0.25W 0.3 3 T 0.2 2 0.1 =tp/T IF(AV)(A) 1 tp 0.0 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Figure 3: Average forward current versus ambient temperature ( = 0.5) 0.0 0.1 0.2 0.3 0.4 1.1 Rth(j-a)=Rth(j-I) 1.0 5 0.9 0.8 4 e t le Rth(j-a)=120C/W 0.7 0.6 3 0.5 so 2 0.4 T b O 1 0.2 0.1 =tp/T 0 Tamb(C) tp 50 75 100 125 ) s ( ct 150 Figure 5: Variation of thermal impedance junction to ambient versus pulse duration (epoxy printed circuit board, e(Cu)=35m, recommended pad layout) u d o r P e 100 0.9 1.0 ) s t( o r P Ta=25C Ta=100C IM Ta=125C t t(s) =0.5 1E-3 1E-2 1E-1 1E+0 Figure 6: Forward voltage drop versus forward current (maximum values) IFM(A) t e l o Zth(j-a)/Rth(j-a) 0.8 0 25 200 0.7 c u d IM(A) 6 0.0 0.6 Figure 4: Non repetitive surge peak forward current versus overload duration IF(AV)(A) 1.2 0.3 0.5 50.00 10.00 s b O Tj=150C Tj=25C (maximum values) 1.00 10 0.10 Single pulse tp(s) 1 1E-3 VFM(V) 0.01 1E-2 1E-1 1E+0 1E+1 1E+2 5E+2 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3/6 STPR120A Figure 7: Junction capacitance versus reverse voltage applied (typical values) Figure 8: Recovery charges versus dIF/dt Qrr(nC) C(pF) 200 20 IF=2A 90% confidence Tj=125C F=1MHz Tj=25C 10 100 5 50 2 20 VR(V) dIF/dt(A/s) 1 10 1 10 100 200 Figure 9: Peak recovery current versus dIF/dt 10 50 c u d Qrr; IRM[Tj] / Qrr; IRM[Tj=125C] e t le 0.75 1.0 o s b O 0.50 dIF/dt(A/s) 200 500 ) s t( parameters 1.25 IF=2A 90% confidence Tj=125C 1.00 versus o r P IRM QRR Tj(C) 0.25 0.1 10 20 50 100 r P e t e l o s b O 200 ) s ( ct u d o 4/6 100 Figure 10: Dynamic junction temperature IRM(A) 20.0 10.0 20 500 0 25 50 75 100 125 150 STPR120A Figure 11: SMA Package Mechanical Data DIMENSIONS REF. E1 D E A1 A2 C L b Millimeters Inches Min. Max. Min. Max. A1 1.90 2.03 0.075 0.080 A2 0.05 0.20 0.002 0.008 b 1.25 1.65 0.049 0.065 c 0.15 0.41 0.006 0.016 E 4.80 5.60 0.189 0.220 E1 3.95 4.60 0.156 0.181 D 2.25 2.95 0.089 0.116 L 0.75 1.60 0.030 c u d Figure 12: SMA Foot Print Dimensions (in millimeters) 1.65 1.45 2.40 ) s ( ct e t le ) s t( 0.063 o r P o s b O - r P e u d o 1.45 t e l o s b O 5/6 STPR120A Table 7: Ordering Information Ordering type STPR120A Marking R12 Package SMA Weight 0.068 g Base qty 5000 Delivery mode Tape & reel Band indicates cathode Epoxy meets UL94, V0 Table 8: Revision History Date Jul-2003 Revision 3 Aug-2004 4 Description of Changes Last update. SMA package dimensions update. Reference A1 max. changed from 2.70mm (0.106inc.) to 2.03mm (0.080). c u d e t le ) s ( ct ) s t( o r P o s b O - u d o r P e t e l o Information furnished is believed to be accurate and reliable. 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