STPS20120D POWER SCHOTTKY RECTIFIER. Table 1: Main Product Characteristics I F(AV) 20 A V RRM. 120 V T j (max) 175 C V F (typ) 0.

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1 STPS22D POWER SCHOTTKY RECTIFIER Table : Main Product Characteristics I F(AV) 2 A V RRM 2 V T j (max) 75 C V F (typ).54 V FEATURES AND BENEFITS High junction temperature capability Avalanche rated Low leakage current Good trade-off between leakage current and forward voltage drop DESCRIPTION Single Schottky rectifier suited for high frequency Switch Mode Power Supply. Packaged in TO-22AC, this device is intended to be used in notebook & LCD adaptors, desktop SMPS, providing in these applications a margin between the remaining voltages applied on the diode and the voltage capability of the diode. A K Table 2: Order Code Part Number STPS22D TO-22AB STPS22D K K A Marking STPS22D Table 3: Absolute Ratings (limiting values) Symbol Parameter Value Unit V RRM Repetitive peak reverse voltage 2 V I F(RMS) RMS forward voltage 3 A I F(AV) Average forward current δ =.5 T c = 3 C 2 A I FSM Surge non repetitive forward current t p = ms sinusoidal 2 A P ARM Repetitive peak avalanche power t p = µs 86 W T stg Storage temperature range -65 to + 75 C T j Maximum operating junction temperature * 75 C * : dptot thermal runaway condition for a diode on its own heatsink dtj > Rth( j a) February 24 REV. /6

2 Table 4: Thermal Parameters Symbol Parameter Value Unit R th(j-c) Junction to case 2.2 C/W Table 5: Static Electrical Characteristics Symbol Parameter Tests conditions Min. Typ Max. Unit I R * Reverse leakage current 2 µa V R = V RRM 3 ma.7 I F = 5A V F ** Forward voltage drop.8 I F = A V.93 I F = 2A Pulse test: * tp = 5 ms, δ < 2% ** tp = 38 µs, δ < 2% 2 To evaluate the conduction losses use the following equation: P =.56 x I F(AV) +. I F (RMS) 2/6

3 Figure : Average forward power dissipation versus average forward current P F(AV) (W) δ =.5 δ =. I F(AV) (A) δ =.2 δ =.5 δ=tp/t T δ = tp Figure 2: Average forward current versus ambient temperature (δ =.5) I F(AV) (A) T R th(j-a) =Rth(j-c) R th(j-a) =5 C/W δ=tp/t tp T amb( C) Figure 3: Normalized avalanche power derating versus pulse duration Figure 4: Normalized avalanche power derating versus junction temperature P ARM(t p) P ARM(µs).2 P ARM(t p) P ARM(25 C) t p(µs).2 T ( C) j Figure 5: Non repetitive surge peak forward current versus overload duration (maximum values) Figure 6: Relative variation of thermal impedance junction to ambient versus pulse duration 4 I (A) M. Z th(j-c) /Rth(j-c) T c=25 C T c=75 C δ = IM t δ=.5 t(s) T c=25 C.E-3.E-2.E-.E δ =.2 δ =. Single pulse t (s) p δ=tp/t.e-3.e-2.e-.e+ T tp 3/6

4 Figure 7: Reverse leakage current versus reverse voltage applied (typical values) Figure 8: Junction capacitance versus reverse voltage applied (typical values).e+2.e+ I (ma) R T j=5 C C(pF) F=MHz V OSC=3mVRMS T j=25 C.E+ T j=25 C.E-.E-2 T j= C T j=75 C T j=5 C.E-3.E-4.E-5 T j=25 C V (V) R V (V) R Figure 9: Forward voltage drop versus forward current I FM(A) T j=25 C (maximum values) T j=25 C (typical values) T j=25 C (maximum values) V FM(V) /6

5 Figure : TO-22AC Package Mechanical Data DIMENSIONS REF. Millimeters Inches Min. Max. Min. Max. L2 H2 Ø I L5 L6 C A L7 A C D E F F G L9 D H F L4 L2 6.4 typ..645 typ. L F M E L L G L L M 2.6 typ..2 typ. Diam. I Table 6: Ordering Information Ordering type Marking Package Weight Base qty Delivery mode STPS22D STPS22D TO-22AC.9 g 5 Tube Epoxy meets UL94, V Cooling method: by conduction (C) Recommended torque value:.55 m.n. Maximum torque value:.7 m.n. Table 7: Revision History Date Revision Description of Changes 8-Feb-25 First issue. 5/6

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