SMD ESD Protection Diode CPDQR24V-HF RoHS Device Halogen Free Features 0402/SOD-923F - Bi-directional ESD protection. - Surface mount package. - Ultra small SMD package:0402. - High component density. 0.041(1.05) 0.037(0.95) 0.026(0.65) 0.022(0.55) Mechanical data - Case: 0402/SOD-923F standard package, molded plastic. - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. - Marking Code: CPDQR24V-HF: E4 - Mounting position: Any. - Weight: 0.001 grams(approx.). 0.022(0.55) 0.018(0.45) 0.014(0.35) 0.010(0.25) 0.020(0.50) 0.016(0.40) Circuit Diagram Dimensions in inches and (millimeter) Electrical Characteristics (at T =25°C unless otherwise noted) A Parameter Conditions Symbol Min Typ 25 28 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) Max V 2.0 uA pF 16 ESD Unit 8 kV Clamping voltage IPP = 1A,TP=8/20us VC 47 V Peak pulse power TP=8/20us PPP 47 W Operation temperature range Storage temperature range Tj -40 125 °C TSTG -55 150 °C Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 1 QW-G7018 Comchip Technology CO., LTD. SMD ESD Protection Diode RATING AND CHARACTERISTIC CURVES (CPDQR24V-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 30 25 0 20 60 80 100 Reverse Voltage, (%) Time, (us) Fig.3 - Capacitance Between Terminals Characteristics Fig.4 - Power Rating Derating Curve 15 Mounting on glass epoxy PCBs 100 12 Power Rating, (%) Capacitance Between Terminals, (PF) 40 9 CPDQR24V-HF 6 3 80 60 40 20 0 0 0 10 20 30 0 40 Reverse Voltage, (V) 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-G7018 Comchip Technology CO., LTD. SMD ESD Protection Diode Reel Taping Specification T d P0 P1 E Index hole F W B C P A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0402 (SOD-923F) 0402 (SOD-923F) SYMBOL A B C d D D1 D2 (mm) 0.75 ± 0.10 1.15 ± 0.10 0.60 ± 0.10 1.55 + 0.10 178 ± 1 60.0 MIN. 13.0 ± 0.20 (inch) 0.030 ± 0.004 0.045 ± 0.004 0.024 ± 0.004 0.061 + 0.004 7.008 ± 0.040 2.362 MIN. 0.512 ± 0.008 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 0.22 ± 0.05 8.00 ± 0.20 13.5 MAX. (inch) 0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.002 0.315 ± 0.008 0.531 MAX. Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 3 QW-G7018 Comchip Technology CO., LTD. Comchip SMD ESD Protection Diode SMD Diode Specialist Marking Code Part Number Marking Code CPDQR24V-HF E4 xx xx = Product type marking code Suggested PAD Layout 0402/SOD-923F SIZE (mm) (inch) A 0.75 0.030 B 0.50 0.020 C 0.70 0.028 D 1.25 0.049 E 0.25 0.010 D A E C B Standard Packaging Case Type 0402/SOD-923F Qty Per Reel Reel Size (Pcs) (inch) 5,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 4 QW-G7018 Comchip Technology CO., LTD.