SMD ESD Protection Diode CPDH3V3UP-HF RoHS Device Halogen Free SOD-523 Features 0.051(1.30) 0.008(0.20)REF -IEC61000-4-2 Level 4 ESD protection. 0.043(1.10) 0.014(0.35) 0.010(0.25) -Working voltage: 3.3V 0.033(0.85) -Low leakage current. 0.030(0.75) -Low operating and clamping voltages. 0.067(1.70) 0.059(1.50) Mechanical data 0.031(0.77) -Case: SOD-523 standard package ,molded plastic. 0.020(0.51) -Terminals: Solderable per MIL-STD-750, method 2026. 0.003(0.07) 0.006(0.15) 0.001(0.01) 0.003(0.08) -Marking Code: E3 -Mounting position: Any Dimensions in inches and (millimeter) -Weight: 0.0012 gram(approx.). Circuit Diagram Maximum Ratings (at TA=25°C unless otherwise noted) Parameter Symbol Value Unit Peak pulse power ( tp = 8/20 us) PPP 40 W Peak pulse current ( tp = 8/20 us) IPP 5 A ESD per IEC 61000-4-2(Air) ±20 VESD kV ESD per IEC 61000-4-2(Contact) ±15 Operating temperature Tj -55 to +125 OC Storage temperature TSTG -55 to +125 OC Electrical Characteristics (at TA=25°C unless otherwise noted) Parameter Conditions Symbol Min Typ Max Unit Reverse stand-off voltage VRWM 3.3 V Punch-through voltage IPT = 2uA VPT 3.5 V Snap-back voltage ISB = 50mA VSB 2.8 V Reverse leakage current VRWM = 3.3V IR 0.05 0.5 uA IPP = 1 A, tp=8/20us VC 5.5 V Clamping voltage IPP = 5 A, tp=8/20us VC 8.0 V Reverse clamping voltage IPPR = 1 A, tp=8/20us VCR 2.4 V Junction capacitance VR = 0 V, f = 1MHz Cj 12 16 pF Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JP018 Page 1 Comchip Technology CO., LTD.

SMD ESD Protection Diode RATING AND CHARACTERISTIC CURVES (CPDH3V3UP-HF) Fig. 1 - Non-repetitive max. peak pulse Fig. 2 - Power rating derating curve power vs. pulse time 1 110 W ) 100 (kP, 90 P 80 wer-P g, (%) 70 o n 60 pulse p 0.1 wer rati 4500 k Po a 30 e p x. 20 a M 10 0.01 0 0.1 1 10 100 1000 0 25 50 75 100 125 150 Pulse duration-tp, (us) Ambient temperature, ( °C ) Fig.3 - Clamping voltage vs. Fig.4 - Forward voltage vs. peak pulse current Forward current 16 12 14 Waveform 10 Parameters: tr=8us V) 12 V) td=20us mping voltage, ( 1860 PWaarvaemfoertmers: ward voltage, ( 864 a tr=8us or Cl 4 td=20us F 2 2 0 0 0 1 2 3 4 5 6 0 1 2 3 4 5 6 Peak pulse current, (A) Forward current, (A) Fig.5 - Junction capacitance vs. reverse voltage 20 F) p Cj ,( 16 e - c n 12 a cit a p a c 8 d e z ali m 4 or N 0 0 1 2 3 4 Reverse voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JP018 Page 2 Comchip Technology CO., LTD.

SMD ESD Protection Diode Reel Taping Specification P0 d P1 T E F W B X X A C P 1 2 0 o D2 D1 D W1 Trailer Device Leader ....... ....... ....... ....... End ....... ....... ....... ....... Start 10 pitches (min) 10 pitches (min) Direction of Feed SYMBOL A B C d D D1 D2 SOD-523 (mm) 0.90 ± 0.05 1.94 ± 0.05 0.73 ± 0.05 1.50 ± 0.10 178.00 ± 2.00 54.40 ± 1.00 13.00 ± 1.00 (inch) 0.035 ± 0.002 0.076 ± 0.002 0.029 ± 0.002 0.059 ± 0.004 7.008 ± 0.079 2.142 ± 0.039 0.512 ± 0.039 SYMBOL E F P P0 P1 W W1 SOD-523 (mm) 1.75 ± 0.10 3.50 ± 0.10 2.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 + 0.30 / -0.10 12.30 ± 1.00 (inch) 0.069 ± 0.004 0.138 ± 0.004 0.079 ± 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 QW-JP018 Page 3 Comchip Technology CO., LTD.

SMD ESD Protection Diode Marking Code Part Number Marking Code E3 CPDH3V3UP-HF E3 Suggested PAD Layout SOD-523 D SIZE A (mm) (inch) E A 1.42 0.055 B 0.60 0.024 C C 0.70 0.028 B D 2.02 0.079 E 0.82 0.031 Standard Packaging REEL PACK Case Type REEL Reel Size ( pcs ) (inch) SOD-523 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JP018 Page 4 Comchip Technology CO., LTD.

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