SURFACE MOUNT PRECISION ZENER DIODE Features Very Sharp Breakdown Characteristics Very Tight Tolerance on V Z Ideally Suited for Automated Assembly Processes Very Low Leakage Current Totally Lead-Free & Fully RoHS Compliant (Notes & 2) Halogen and Antimony Free. Green Device (Note 3) Mechanical Data Case: Case Material: Molded Plastic. UL Flammability Classification Rating 94V- Moisture Sensitivity: Level per J-STD-2 Terminals: Finish - Matte Tin Annealed over Alloy 42 Leadframe; Solderable per MIL-STD-22, Method 28 Polarity: Cathode Band Weight:.4 grams (Approximate) Ordering Information (Note 4) Part Number Compliance Case Packaging (Type Number)-7* Commercial 3,/Tape & Reel * Example: The part number for the 6.2 Volt device would be DDZ6V2BS-7. Notes:. No purposely added lead. Fully EU Directive 22/95/EC (RoHS) & 2/65/EU (RoHS 2) compliant. 2. See http:///quality/lead_free.html for more information about Diodes Incorporated s definitions of Halogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green products are defined as those which contain <9ppm bromine, <9ppm chlorine (<5ppm total Br + Cl) and <ppm antimony compounds. 4. For packaging details, go to our website at http:///products/packages.html. Marking Information XX xx = Product Type Marking Code (See Electrical Characteristics Table) of 7
Maximum Ratings (@T A = +25 C, unless otherwise specified.) Characteristic Symbol Value Unit Forward Voltage @ I F = ma V F.9 V Thermal Characteristics Characteristic Symbol Value Unit Power Dissipation (Note 5) P D 2 mw Thermal Resistance, Junction to Ambient Air (Note 5) R JA 625 C/W Operating and Storage Temperature Range T J, T STG -65 to +5 C Note: 5. Device mounted on FR-4 PC board with recommended pad layout which can be found on our website at http:///package-outlines.html. Electrical Characteristics (@T A = +25 C, unless otherwise specified.) Notes: Zener Voltage Range Maximum Zener Impedance Maximum Reverse Type Number Marking Code (Note 6) (Note 7) Current (Note 8) V Z @ I ZT I ZT Z ZT @ I ZT Z ZK @ I ZK I ZK I R @ V R Min (V) Max (V) ma Ω ma µa V DDZ5VBS KM 4.94 5.2 2 7 48 5.5 DDZ5V6BS KN 5.45 5.73 2 4.5 2.5 DDZ6V2BS KO 5.96 6.27 2 7 5.5 4. DDZ6V8CS YP 6.66 7. 2 5 5.5.5 5. DDZ7V5CS YQ 7.29 7.67 2 6 2.5.5 6. DDZ8V2CS YR 8.3 8.45 2 8 2.5.5 6.5 DDZ9VCS YS 8.83 9.3 2 8 2.5.5 7. DDZCS YT 9.7.2 2 8 2.5 8. DDZCS YU.82.38 2.5 8.4 DDZ2CS YV.74 2.35 2.5 9. DDZ3BS KW 2.55 3.2 4.5. DDZ4S GX 3.65 4.35 6.5.5. DDZ5S GY 4.8 5.57 8 5.5.5 2. DDZ6S YY 5.69 6.5 8 5.5.5 2. DDZ8CS YZ 7.42 8.33 23 5.5.5 4. DDZ2CS PJ 9.23 2.22 28 2.5.5 5. DDZ22DS 2K 2.52 22.63 5 3 2.5.5 7. DDZ24CS PL 23.2 24.3 5 35 2.5.5 9. DDZ27DS 2M 26.29 27.64 5 45 25.5.5 2. DDZ3DS 2N 29.2 3.5 5 55 25.5.5 23. DDZ33S RP 32.4 33.79 5 75 25.5.5 27. DDZ36S ZQ 35.36 37.9 5 85 25.5.5 3. DDZ39FS 5Q 38.2 39.98 5 85 25.5.5 3. DDZ43S ZR 42.4 43.86 5 9.5 33. DDZ47S ZS 46.6 47.94 5 9.5 36. 6. The Zener voltage is measured <4ms after power is supplied. 7. f = khz. 8. Short duration pulse test used to minimize self-heating effect. 2 of 7
I Z, ZENER CURRENT (A) P D, POWER DISSIPATION (W) I F, INSTANTANEOUS FORWARD CURRENT (ma).4, Note 5.3.2. 25 5 75 25 5 T A, AMBIENT TEMPERATURE ( C) Fig. Power Derating Curve..2.4.6.8..2 V F, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics m m m n n 5 5 2 25 3 35 4 45 Fig. 3 Typical Zener Breakdown Characteristics 3 of 7
C T, TOTAL CAPACITANCE (pf) I Z, ZENER CURRENT (A) I z, Zener Current (A) m m m m DDZ43S m m µ µ µ n 26 28 3 32 34 36 38 V, ZZENER VOLTAGE (V) Fig. 4 Typical Zener Breakdown Characteristics, DDZ27DS - DDZ33S T = 25 C J f = MHz n, 38 4 42 44 46 48 5 V z, ZENER VOLTAGE (V) Fig.5 Typical Zener Breakdown Characteristics DDZ43S V = V R, V = 2V R I = ma Z, V Z, NOMINAL ZENER VOLTAGE (V) Fig. 6 Typical Total Capacitance vs. Nominal Zener Voltage I = 5mA Z I = 2mA Z 5. 6. 7. 8. 9... 2 Fig. 7 Typical Zener Impedance Characteristics, DDZ5V6BS - DDZ2CS,,, I = 5mA Z I = ma Z I = 5mA Z I = ma Z 2 3 4 5 6 7 8 Fig. 8 Typical Zener Impedance Characteristics, DDZ2CS - DDZ8CS 8 9 2 2 22 23 24 Fig. 9 Typical Zener Impedance Characteristics, DDZ8CS - DDZ24CS 4 of 7
TC of V Z, TEMPERATURE COEFFICIENT TC of V Z, TEMPERATURE COEFFICIENT TC of V Z, TEMPERATURE COEFFICIENT TC of V Z, TEMPERATURE COEFFICIENT,,,, I = 2mA Z I = 2mA Z 24 26 28 3 32 34 Fig. Typical Zener Impedance Characteristics, DDZ24CS - DDZ33S 34 36 38 4 42 V, ZENER VOLTAGE (V) Z Fig. Typical Zener Impedance Characteristics, DDZ36S - DDZ43S 44 2 2.8.6 I = 5mA ZT.8.6 I = 5mA ZT.4.4.2.2 -.2 -.2 -.4 -.4 -.6 -.6 -.8 2 4 6 8 Fig. 2 Typical Temperature Coefficient of Zener Voltage vs. Zener Voltage, DDZ6V2BS-DDZCS -.8 2 4 6 8 2 Fig. 3 Typical Temperature Coefficient of Zener Voltage vs. Zener Voltage, DDZCS-DDZ2CS 2 2.8 I = 5mA ZT I = 2mA ZT I = 2mA ZT.8.6.6.4.4.2.2 -.2 -.2 -.4 -.4 -.6 -.6 -.8 2 22 24 26 28 3 V, ZENER VOLTAGE (V) Z Fig. 4 Typical Temperature Coefficient of Zener Voltage vs. Zener Voltage, DDZ2CS-DDZ3DS -.8 3 34 38 42 46 5 Fig. 5 Typical Temperature Coefficient of Zener Voltage vs. Zener Voltage, DDZ3DS-DDZ43S 5 of 7
Package Outline Dimensions Please see http:///package-outlines.html for the latest version. c He E L A2 a A Dim Min Max Typ A --.5 A2...5 b.25.35.3 c 5 D.2.4.3 E.6.8.7 He 2.3 2.7 2.5 L.2.4.3 a º 8º -- All Dimensions in mm b D Suggested Pad Layout Please see http:///package-outlines.html for the latest version. X Y X Dimensions Value (in mm) X.59 X 2.7 Y.45 6 of 7
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