SMD ESD Protection Diode CPDT-24V-HF RoHS Device Halogen Free Features SOT-23 -Common anode ESD protection. 0.119(3.00) 0.110(2.80) -IEC61000-4-2 Level 4 ESD protection. 3 -Surface mount package. 0.056(1.40) -High component density. 0.047(1.20) 1 2 0.079(2.00) Mechanical data 0.071(1.80) -Case: SOT-23 Standard package, molded plastic. 0.006(0.15) 0.003(0.08) -Terminals: Solderable per MIL-STD-750, method 2026. 0.041(1.05) 0.100(2.55) 0.035(0.90) 0.089(2.25) -Marking code:E24 -Mounting position: Any. 0.004(0.10) 0.000(0.00) 0.020(0.50) 0.020(0.50) 0.012(0.30) 0.012(0.30) -Weight: 0.0078 gram(approx.). Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characteristics (at TA=25°C unless otherwise noted) Parameter Conditions Symbol Min Typ Max Unit Diode breakdown voltage IR = 1mA VBD Leakage current VR = 24V IL 0.1 Junction capacitance VR =0V,f =1MHz CT 10 ESD capability IEC 61000-4-2(air) IEC 61000-4-2(contact) 25 28 V 2.0 pF 16 ESD uA 8 kV Clamping voltage IPP = 1A,TP=8/20us VC 47 V Peak pulse power TP=8/20us PPP 47 W Tj 125 O 150 O Operation temperature Storage temperature TSTG -55 Company reserves the right to improve product design , functions and reliability without notice. C C REV:B Page 1 QW-JP024 Comchip Technology CO., LTD. SMD ESD Protection Diode RATING AND CHARACTERISTIC CURVES (CPDT-24V-HF) Fig. 1 - 8/20us Peak pulse current wave form acc. IEC 61000-4-5 120% Percentage of Ipp Peak Valur Ipp e-t 80% 60% 40% 10u Test Waveform parameters tf=8us td=20us Reverse current, ( A ) Ta=25°C 100% Fig. 2 - Reverse characteristics td= t Ipp/2 1u 100n 20% 10n 0% 0 5 10 15 20 25 0 30 20 80 100 Reverse voltage (%) Time, (us) Fig.3 - Capacitance between terminals characteristics Fig.4 - Power rating derating curve 120 15 Mounting on glass epoxy PCBs 100 12 Power rating, (%) Capacitance between terminals, (PF) 60 40 9 6 80 60 40 3 20 0 0 0 10 20 30 40 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:B Page 2 QW-JP024 Comchip Technology CO., LTD. SMD ESD Protection Diode Reel Taping Specification P1 XXX B F E d P0 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:B Page 3 QW-JP024 Comchip Technology CO., LTD. SMD ESD Protection Diode Marking Code 3 Part Number Marking Code CPDT-24V-HF E24 E24 1 2 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:B Page 4 QW-JP024 Comchip Technology CO., LTD.