Small Signal Switching Diodes ACDST-99-G/70-G Reverse Voltage: 70 Volts Forward Current: 200 mA RoHS Device SOT-23 Features 0.118(3.00) 0.110(2.80) -Fast switching speed. -High mounting capability, strong surge withstand, high reliability. -Comply with AEC-Q101. 3 0.055(1.40) 0.047(1.20) 1 Mechanical data 2 0.079(2.00) 0.071(1.80) -Case: SOT-23, molded plastic. -Terminals: solderable per MIL-STD-750, method 2026. -Approx. weight: 0.0078 grams 0.006(0.15) 0.003(0.08) 0.041(1.05) 0.035(0.90) 0.100(2.55) 0.089(2.25) Circuit diagram 0.004(0.10) max 3 1 3 2 ACDST-99-G 1 0.020(0.50) 0.012(0.30) 0.020(0.50) 0.012(0.30) 2 ACDST-70-G Dimensions in inches and (millimeter) Maximum Ratings (at Ta=25°C unless otherwise noted) Parameter Symbol Limit Units Reverse voltage VR 70 V Forward current IF 200 mA Peak forward surge current IFSM 500 mA Power dissipation PD 225 mW RθJA 556 °C/W TJ 150 °C TSTG -55 to +150 °C Thermal resistance junction to ambient Junction temperature Storage temperature range Electrical Characteristics (at Ta=25°C unless otherwise noted) Parameter Reverse breakdown voltage Symbol Conditions VBR IR=100μA Forward voltage VF @IF=1mA @IF=10mA @IF=50mA @IF=150mA Reverse current IR @VR=70V Reverse recovery time trr Capacitance between terminals CT Min. Max. 70 Units V 0.715 0.855 1.0 1.25 V 2.5 μA IF=IR=10mA, Irr=0.1×IR, RL=100Ω 6 nS VR=0V, f=1.0MHz 1.5 pF Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 1 AQW-B0005 Comchip Technology CO., LTD. Small Signal Switching Diodes RATING AND CHARACTERISTIC CURVES (ACDST-99-G/70-G) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 300 Reverse Current, (nA) Forward Current, (mA) 100 TA=100°C 10 TA=25°C 1 0.1 0 0.4 0.8 1.2 10 1 1.6 TA=25°C 0 20 40 60 80 Forward Voltage, (V) Reverse Voltage, (V) Fig.3 - Capacitance Between Terminals Characteristics Fig.4 - Power Derating Curve 300 1.4 Mounted on glass epoxy PCBs TJ=25°C f=1MHz Power Dissipation, (mW) Capacitance Between Teminals, (pF) TA=100°C 100 1.3 1.2 1.1 1.0 0 5 10 15 20 200 100 50 0 0 Reverse Voltage, (V) 25 50 75 100 125 150 175 Ambient Temperature, (°C) Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 2 AQW-B0005 Comchip Technology CO., LTD. Small Signal Switching Diodes Reel Taping Specification P1 F E d P0 XXX 12 o 0 D2 D1 D W1 SOT-23 SOT-23 SYMBOL A B C d D D1 D2 (mm) 3.15 ± 0.10 2.77 ± 0.10 1.22 ± 0.10 1.50 + 0.10 178 ± 2.00 54.40 ± 1.00 13.00 ± 1.00 (inch) 0.124 ± 0.004 0.109 ± 0.004 0.048 ± 0.004 0.059 + 0.004 7.008 ± 0.079 2.142 ± 0.039 0.512 ± 0.039 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.10 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 + 0.30 /–0.10 12.30 ± 1.0 (inch) 0.069 ± 0.004 0.138 ± 0.004 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 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 Page 3 AQW-B0005 Comchip Technology CO., LTD. Small Signal Switching Diodes Marking Code 3 Part Number Marking Code ACDST-99-G A7 ACDST-70-G A4 XX 1 2 xx = Product type marking code Suggested PAD Layout SOT-23 SIZE (mm) (inch) A 0.80 0.031 B 1.90 0.075 C 2.02 0.080 D 2.82 0.111 A C D B Standard Packaging REEL PACK Case Type SOT-23 REEL Reel Size ( pcs ) (inch) 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 4 AQW-B0005 Comchip Technology CO., LTD.