SMD ESD Protection Diode CPDT-24V-HF RoHS Device Halogen Free SOT-23 Features -Common anode ESD protection. 0.119(3.00) -IEC61000-4-2 Level 4 ESD protection. 0.110(2.80) 3 -Surface mount package. 0.056(1.40) 0.047(1.20) -High component density. 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, 0.041(1.05) 0.100(2.55) 0.035(0.90) method 2026. 0.089(2.25) -Marking code:E24 0.004(0.10) 0.000(0.00) 0.020(0.50) -Mounting position: Any. 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=25C unless otherwise noted) Typ Parameter Symbol Min Max Unit Conditions Diode breakdown voltage IR = 1mA VBD 25 28 V Leakage current VR = 24V IL 0.1 2.0 uA Junction capacitance pF VR =0V,f =1MHz CT 10 IEC 61000-4-2(air) 16 ESD capability ESD kV IEC 61000-4-2(contact) 8 Clamping voltage IPP = 1A,TP=8/20us VC 47 V Peak pulse power TP=8/20us PPP 47 W O Operation temperature Tj 125 C O Storage temperature TSTG -55 150 C Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JP024 Page 1 Comchip Technology CO., LTD.SMD ESD Protection Diode RATING AND CHARACTERISTIC CURVES (CPDT-24V-HF) Fig. 1 - 8/20us Peak pulse current Fig. 2 - Reverse characteristics wave form acc. IEC 61000-4-5 120% 10u Test Waveform parameters tf=8us Ta=25C Peak Valur Ipp td=20us 100% -t 80% 1u e 60% 40% 100n td= t Ipp /2 20% 10n 0% 0 20 40 60 80 100 0 5 10 15 20 25 30 Reverse voltage (%) Time, (us) Fig.3 - Capacitance between Fig.4 - Power rating derating curve terminals characteristics 120 15 Mounting on glass epoxy PCBs 100 12 80 9 60 6 40 3 20 0 0 0 25 50 75 100 125 150 0 10 20 30 40 Reverse voltage, (V) Ambient temperature, ( C ) Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JP024 Page 2 Comchip Technology CO., LTD. Percentage of Ipp Capacitance between terminals, (PF) Power rating, (%) Reverse current, ( A )