SMD Zener Diode CZRF52C2-HF Thru. CZRF52C39-HF Voltage 2 to 39 Volts Power 350 mWatts RoHS Device Halogen Free 1005/SOD-323F Features 0.102(2.60) - 350mW Power Dissipation. 0.095(2.40) - High Voltages from 2 ~ 39 V. - Designed for mounting on small surface. 0.051(1.30) 0.043(1.10) - Extremely thin/leadless package. - Pb free product. 0.035(0.90) 0.027(0.70) Mechanical data 0.020(0.50) Typ. - Case: 1005/SOD-323F Standard package Molded plastic. 0.012 (0.30) Typ. - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. 0.040(1.00) Typ. - Polarity: Indicated by cathode band. Dimensions in inches and (millimeter) - Weight: 0.006 gram(approx.). Circuit Diagram 1 2 Maximum Rating And Electrical Characteristics (at TA=25°C unless otherwise noted) Parameter Symbol Value Unit Maximum Forward Voltage Drop at IF = 10 mA VF 0.9 V Maximum Power Dissipation at 25 °C PD 350 mW Forward current , surge peak 8.3 ms single half sine-wave superimposed IFSM 2.0 A on rate load( JEDEC method ) Peak ESD voltage capability (IEC 61000-4-2) VPV 8 kV Operating Junction and Storage Temperature Range TJ -55 to +125 °C Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G2004 Page 1 Comchip Technology CO., LTD.

SMD Zener Diode Electrical Characteristics(Ta = 25°C) Rising Operating Reverse Zener Voltage operating resistance current Marking Resistance Part Number Code VZ(V) ZZT(Ohm) ZZK(Ohm) IR(uA) Min Max IZ(mA) Max IZ(mA) Max IZ(mA) Max VR(V) CZRF52C2-HF Z0 1.90 2.10 5 100 5 600 1 100 1 CZRF52C2V2-HF Z1 2.09 2.31 5 100 5 600 1 100 1 CZRF52C2V4-HF Z2 2.28 2.52 5 85 5 600 1 100 1 CZRF52C2V7-HF Z3 2.57 2.84 5 83 5 500 1 75 1 CZRF52C3-HF Z4 2.85 3.15 5 95 5 500 1 50 1 CZRF52C3V3-HF Z5 3.14 3.47 5 95 5 500 1 25 1 CZRF52C3V6-HF Z6 3.42 3.78 5 95 5 500 1 15 1 CZRF52C3V9-HF Z7 3.71 4.10 5 95 5 500 1 10 1 CZRF52C4V3-HF Z8 4.09 4.52 5 95 5 500 1 5 1 CZRF52C4V7-HF Z9 4.47 4.94 5 78 5 500 1 5 2 CZRF52C5V1-HF ZA 4.85 5.36 5 60 5 480 1 0.1 0.8 CZRF52C5V6-HF ZB 5.32 5.88 5 40 5 400 1 0.1 1 CZRF52C6V2-HF ZC 5.89 6.51 5 10 5 200 1 0.1 2 CZRF52C6V8-HF ZE 6.46 7.14 5 8 5 150 1 0.1 3 CZRF52C7V5-HF ZF 7.13 7.88 5 7 5 50 1 0.1 5 CZRF52C8V2-HF ZG 7.79 8.61 5 7 5 50 1 0.1 6 CZRF52C9V1-HF ZH 8.65 9.56 5 10 5 50 1 0.1 7 CZRF52C10-HF ZJ 9.50 10.50 5 15 5 70 1 0.1 7.5 CZRF52C11-HF ZK 10.45 11.55 5 20 5 70 1 0.1 8.5 CZRF52C12-HF ZM 11.40 12.60 5 20 5 90 1 0.1 9 CZRF52C13-HF ZN 12.35 13.65 5 25 5 110 1 0.1 10 CZRF52C15-HF ZP 14.25 15.75 5 30 5 110 1 0.1 11 CZRF52C16-HF ZQ 15.20 16.80 5 40 5 170 1 0.1 12 CZRF52C18-HF ZR 17.10 18.90 5 50 5 170 1 0.1 14 CZRF52C20-HF ZS 19.00 21.00 5 50 5 220 1 0.1 15 CZRF52C22-HF ZT 20.90 23.10 5 55 5 220 1 0.1 17 CZRF52C24-HF ZU 22.80 25.20 5 80 5 220 1 0.1 18 CZRF52C27-HF ZV 25.65 28.35 5 80 5 250 1 0.1 20 CZRF52C30-HF ZW 28.50 31.50 5 80 5 250 1 0.1 23 CZRF52C33-HF ZX 31.35 34.65 5 80 5 250 1 0.1 25 CZRF52C36-HF ZY 34.20 37.80 5 90 5 250 1 0.1 27 CZRF52C39-HF ZZ 37.05 40.95 5 90 5 300 1 0.1 29 Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G2004 Page 2 Comchip Technology CO., LTD.

SMD Zener Diode RATING AND CHARACTERISTIC CURVES (CZRF52C2-HF Thru. CZRF52C39-HF) Fig.1 TEMPERATURE COEFFICENTS Fig.2 TEMPERATURE COEFFICENTS C) 7 C) 100 O O 6 V/ 5 V/ m m T,( 4 T,( N N CIE 3 CIE FI 2 FI F F 10 E E O 1 O C C E 0 E R R U 1 U T T A A R -2 R E E MP -3 MP TE -4 TE 1 2 3 4 5 6 7 8 9 10 11 12 10 20 30 40 50 NOMINAL ZENER VOLTAGE,VOLTS NOMINAL ZENER VOLTAGE,VOLTS Fig.3 EFFECT OF ZENER VOLTAGE Fig.4 TYPICAL FORWARD VOLTAGE ON ZENER IMPEDANCE 1000 1000 TJ=25OC hm IZ=1mA FIZ= (A1kCH)0Z.1IZ (DC) A O m CE, 100 NT, 100 AN IZ=5mA RE D R E U P C MIC IM 10 IZ=20mA WARD 10 A R N O DY F 125OC 75OC 25OC 1 1 1 10 50 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 NORMALL ZENER VOLTAGE,VOLTS FORWARD VOLTAGE, Volts Fig.5 TYPICAL LEAKAGE CURRENT Fig.6 TYPICAL CAPACITANCE 100 400 TA =25OC 10 350 A m 300 0V BIAS CURRENT, 0.11 +125OC TANCE,FP 220500 1V BIAS E 0.01 CI AG PA 150 K +25OC A BIASAT A0.001 C E 100 50% OF VZNOM L 0.0001 -55OC 50 0.00001 0 0 5 10 15 20 25 30 35 40 45 0 10 20 30 40 NOMINAL ZENER VOLTAGE,Volts NORMAL ZENER VOLTAGE,VOLTS Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G2004 Page 3 Comchip Technology CO., LTD.

SMD Zener Diode RATING AND CHARACTERISTIC CURVES (CZRF52C2-HF Thru. CZRF52C39-HF) Fig.7 ZENER VOLTAGE VERSUS ZENER CURRENT Fig.8 ZENER VOLTAGE VERSUS ZENER CURRENT 100 TA =25OC 100 TA =25OC 22V22V42V733V33V63V94V34V75V15V6 6V2 6V8 7V5 8V2 9V1 10 11 12 13 15 16 18 20 22 24 27 30 3336 39 A 10 A 10 m m T, T, N N E E R R R 1 R 1 U U C C R R E E N N E 0.1 E 0.1 Z Z 0.01 0.01 0 2 4 6 8 10 12 10 20 30 40 50 ZENER VOLTAGE,Volts ZENER VOLTAGE,Volts Fig.9 STEADY STATE POWER DERATING 0.6 0.5 s att W N, 0.4 O TI A P 0.3 SI S DI 0.2 R E W O 0.1 P 0 0 25 50 75 100 125 150 TEMPERATURE(C)O Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G2004 Page 4 Comchip Technology CO., LTD.

SMD Zener Diode Reel Taping Specification P d 0 P1 E T Index hole F W B Polarity C P A 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 1005 (SOD-323F) (mm) 1.55 ± 0.10 2.65 ± 0.10 1.05 ± 0.10 1.55 + 0.05 178 ± 1 60.0 MIN. 13.0 ± 0.20 (inch) 0.061 ± 0.004 0.104 ± 0.004 0.041 ± 0.004 0.061 + 0.002 7.008 ± 0.04 2.362 MIN. 0.512 ± 0.008 SYMBOL E F P P0 P1 T W W1 1005 (SOD-323F) (mm) 1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 0.23 ± 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 ± 0.002 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 QW-G2004 Page 5 Comchip Technology CO., LTD.

SMD Zener Diode Suggested PAD Layout 1005/SOD-323F SIZE (mm) (inch) D A 2.10 0.083 A B 1.20 0.047 E C 1.20 0.047 C D 3.30 0.130 B E 0.90 0.035 Standard Packageing Qty per Reel Reel Size Case Type (Pcs) (inch) 1005/SOD-323F 4,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-G2004 Page 6 Comchip Technology CO., LTD.

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: C omchip Technology: CZRF52C5V1 CZRF52C5V6 CZRF52C10-HF CZRF52C11-HF CZRF52C12-HF CZRF52C13-HF CZRF52C15-HF CZRF52C16-HF CZRF52C18-HF CZRF52C20-HF CZRF52C22-HF CZRF52C24-HF CZRF52C27-HF CZRF52C2- HF CZRF52C2V2-HF CZRF52C2V4-HF CZRF52C2V7-HF CZRF52C30-HF CZRF52C33-HF CZRF52C36-HF CZRF52C39-HF CZRF52C3-HF CZRF52C3V3-HF CZRF52C3V6-HF CZRF52C3V9-HF CZRF52C4V3-HF CZRF52C4V7-HF CZRF52C5V1-HF CZRF52C5V6-HF CZRF52C6V2-HF CZRF52C6V8-HF CZRF52C7V5-HF CZRF52C8V2-HF CZRF52C9V1-HF CZRF52C2V2 CZRF52C16 CZRF52C4V3 CZRF52C39 CZRF52C30 CZRF52C22 CZRF52C11 CZRF52C7V5 CZRF52C15 CZRF52C20 CZRF52C2V7 CZRF52C3V6 CZRF52C27 CZRF52C4V7 CZRF52C33 CZRF52C2V4 CZRF52C9V1 CZRF52C12 CZRF52C13 CZRF52C6V2 CZRF52C8V2 CZRF52C3V9 CZRF52C2 CZRF52C6V8 CZRF52C10 CZRF52C24 CZRF52C3 CZRF52C36 CZRF52C18 CZRF52C3V3