Small Signal Schottky Diodes 1SS389-G Reverse Voltage: 10 V Forward Current: 100 mA RoHS Device SOD-523 Features - High speed switching. 0.051(1.30) 0.043(1.10) - Small surface mounting type. 0.035(0.90) 0.028(0.70) 0.012(0.30) Typ. - Low forward voltage. . 0.067(1.70) 0.059(1.50) Mechanical data - Case: SOD-523 standard package, Molded plastic. 0.028(0.70) 0.020(0.50) - Terminals: Solderable per MIL-STD-750, method 2026 - Mounting position: Any 0.004(0.10) Typ. - Weight: 0.012 grams(approx.) Circuit Diagram Dimensions in inches and (millimeter) Maximum Ratings (at TA=25C, unless otherwise noted) Symbol Value Unit V RM 15 V DC reverse voltage VR 10 V Maximum (peak) fotward current I FM 200 mA Continuous forward current IF 100 mA I FSM 1 A Total power dissipation P tot 150 mW Operating temperature range Top -40 to +100 O -40 to +125 O -55 to +125 O Parameter Conditions Peak reverse voltage Non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) Junction temperature range TJ Storage temperature range T STG C C C Electrical Characteristics (at TA=25C, unless otherwise noted) Parameter Reverse breakdown voltage Conditions I R = 50A Symbol V (BR)R I F = 5mA 10 V 0.18 I F = 1mA Forward voltage Min. Typ. Max. Unit VF I F = 100mA Reverse current V R = 10V IR Diode capacitance V R = 0V, f=1MHz Cd 0.23 0.30 0.35 0.50 20 V 20 A 40 pF Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA023 Page 1 Comchip Technology CO., LTD. Small Signal Schottky Diodes RATING AND TYPICAL CHARACTERISTIC CURVES (1SS389-G) Fig.1 - Power Derating Curve 100 150 100 50 0 10 TA= 100 C TA= 75 C TA= 50 C TA= 25C Mounted on a glass epoxy circuit board of 20x20mm, pad dimension 4x4mm Forward Current, (mA) Power Dissipation, (mW) 200 Fig.2 - Forward Characteristics 1 0 0 25 75 50 100 0 0.2 0.4 0.6 Ambient Temperature, (C) Forward Voltage, (V) Fig.3 - Reverse Characteristics Fig.4 - Capacitance between terminals 1000.0 40 f = 1MHZ TA = 25C TA=75C TA=50C 10.0 TA=25C 1.0 Total Capacitance , (pF) Reverse Current, (uA) TA=100C 100.0 30 20 10 0 0.1 0 2 4 6 8 10 10m 30m Reverse Voltage, (V) 0.1 1 10 Reverse Voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA023 Page 2 Comchip Technology CO., LTD. Small Signal Schottky Diodes Reel Taping Specification P1 P0 d Index hole E A F F C B P 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... 160mm (min) ....... ....... Start 400mm (min) Direction of Feed SOD-523 SOD-523 SYMBOL A B C d D D1 D2 (mm) 0.95 0.05 1.94 0.05 0.73 0.05 1.50 + 0.10 178.00 1.00 54.00 0.50 13.00 0.50 (inch) 0.037 0.002 0.076 0.002 0.029 0.002 0.059 0.004 7.008 0.039 2.126 0.020 0.512 0.020 SYMBOL E F P P0 P1 W W1 (mm) 1.75 0.10 3.50 0.05 2.00 0.05 4.00 0.10 2.00 0.05 8.00 + 0.30 /-0.10 12.30 1.00 (inch) 0.069 0.004 0.138 0.002 0.079 0.002 0.158 0.004 0.079 0.002 0.315 + 0.012 /-0.004 0.484 0.039 Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA023 Page 3 Comchip Technology CO., LTD. Small Signal Schottky Diodes Marking Code Part Number Marking Code 1SS389-G S4 S4 Suggested PAD Layout SOD-523 SIZE (mm) (inch) A 1.40 0.055 B 0.40 0.016 C 0.40 0.016 D 1.80 0.071 E 1.00 0.039 D A E 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:A QW-BA023 Page 4 Comchip Technology CO., LTD.