SMD Schottky Barrier Diodes RB520S-30 Io = 200 mA VR = 30 Volts RoHS Device Features SOD-523 -Low reverse current. -Designed for mounting on small surface. 0.008(0.20) REF -Extremely thin package. -Majority carrier conduction. 0.051(1.30) 0.043(1.10) 0.035(0.90) 0.028(0.70) 0.014(0.35) 0.010(0.25) Mechanical data 0.067(1.70) 0.059(1.50) -Case: SOD-523 standard package, molded plastic. -Terminals: Solderable per MIL-STD-750, method 2026. 0.008(0.20) 0.003(0.07) 0.031(0.77) 0.020(0.50) -Polarity: Color band denotes cathode end. Dimensions in inches and (millimeter) -Mounting position: Any -Weight: 0.0012 grams(approx.). Circuit Diagram Maximum Ratings (at T =25°C unless otherwise noted) A Parameter Conditions Symbol Min Typ Max Unit DC reverse voltage VR 30 V Mean rectifying current IO 200 mA IFSM 1 A +125 °C +125 °C Peak forward surge current 8.3ms single half sine-wave superimposed on rate load(JEDEC method) Storage temperature TSTG Junction temperature Tj -40 Electrical Characteristics (At Ta=25°C, unless otherwise noted) Parameter Conditions Symbol Min Typ Max Unit Forward voltage IF = 200 mA VF 0.6 V Reverse current VR = 10 V IR 1 µA Company reserves the right to improve product design , functions and reliability without notice. REV:D Page 1 QW-BB023 Comchip Technology CO., LTD. SMD Schottky Barrier Diodes RATING AND CHARACTERISTIC CURVES (RB520S-30) Fig. 2 - Reverse characteristics Fig.1 - Forward Characteristics 1 1m O 125 C O C 1m =-2 O 5C TA= 25 =7 5 O C TA =1 25 O C 10m Reverse current ( A ) 100u TA 100μ TA IF, Forward Current, (A) 100m 10μ 1μ O 10u 75 C 1u O 25 C 100n O -25 C 10n 0 0.1 0.3 0.2 0.4 0.5 0.6 1n 0.7 0 5 10 15 20 25 30 Reverse voltage, (V) Forward Voltage, (V) Fig. 3 - Capacitance between terminals characteristics Fig.4 - Derating curve (Mounting on glass epoxy PCBs) f = 1 MHz Average forward current,(%) Capacitance between terminals, (PF) 100 10 100 80 60 40 20 0 1 0 5 10 15 20 25 30 Reverse voltage, (V) 0 25 50 75 100 125 150 Ambient temperature, (°C) Company reserves the right to improve product design , functions and reliability without notice. REV:D Page 2 QW-BB023 Comchip Technology CO., LTD. SMD Schottky Barrier Diodes Reel Taping Specification T d P0 E P1 Index hole F W B P A C 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed SOD-523 SOD-523 SYMBOL A B C d D D1 D2 (mm) 0.90 ± 0.10 1.94 ± 0.10 0.73 ± 0.10 1.50 + 0.10 178 ± 1.00 54.40 ± 0.40 13.00 ± 0.20 (inch) 0.035 ± 0.004 0.076 ± 0.004 0.029 ± 0.004 0.059 + 0.004 7.008 ± 0.039 2.142 ± 0.016 0.512 ± 0.008 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 2.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 + 0.30 /–0.10 9.50 ± 1.00 (inch) 0.069 ± 0.004 0.138 ± 0.002 0.079 ± 0.004 0.158 ± 0.004 0.079 ± 0.004 0.315 + 0.012 /–0.004 0.374 ± 0.039 Company reserves the right to improve product design , functions and reliability without notice. REV:D Page 3 QW-BB023 Comchip Technology CO., LTD. SMD Schottky Barrier Diodes Marking Code Marking Code Part Number B ∑ B RB520S-30 Month Code: Month Odd Year (per A.D.) Even Year (per A.D.) Jan 1 E Feb 2 F Wer 3 H Apr 4 J May 5 K Jun 6 L Jul 7 N Aug 8 P Sep 9 U Oct T X Nov V Y Dec C Z Product marking code ∑ B X : Month Code ∑ XX “ • ” or “•• ” or “–” :Traceablity code For example as follows: • Product marking code: B • Manufacture date_ Year: 2013 (Even year) / Month: May Month code: J ( Month code rotated 90° and two dots below the month code.) B 5 Month Code Traceablity code Product marking code Company reserves the right to improve product design , functions and reliability without notice. REV:D Page 4 QW-BB023 Comchip Technology CO., LTD. SMD Schottky Barrier Diodes Suggested PAD Layout SOD-523 D SIZE (mm) (inch) A A 1.40 0.055 E B 0.60 0.024 C 0.70 0.028 D 2.00 0.079 E 0.80 0.031 C B Standard Packaging REEL PACK Case Type SOD-523 REEL Reel Size ( pcs ) (inch) 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:D Page 5 QW-BB023 Comchip Technology CO., LTD.