AZD27C21 VOLTAGE REGULATOR ZENER DIODES VOLTAGE 21 Volts 1 Watt POWER • Sillicon Planar Zener Diode • 1000mW Power Dissipation 0.115(2.90) 0.106(2.70) • Zener and surge current specification 0.044(1.10) 0.031(0.80) 0.075(1.90) 0.067(1.70) FEATURES • Low leakage current • Excellent stability 0.043(1.08) 0.038(0.98) 0.008(0.20) 0.004(0.10) • Lead free in comply with EU RoHS 2002/95/EC directives. • Green molding compound as per IEC61249 Std. . (Halogen Free) 0.145(3.70) 0.137(3.50) MECHANICAL DATA • Case: SOD-123FL, Molded Plastic 0.030(0.75) 0.017(0.45) • Terminals: Solderable per MIL-STD-750, Method 2026 • Polarity: See Diagram Below • Approx. Weight: 0.0006 ounces, 0.0173 grams 1 2 C a tho d e A n od e o MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TA=25 C unless otherwise noted) Parameter Symbol Value Units Forward Voltage at 0.2A VF 1.2 V Power Dissipation PD 1 W Typical Thermal Resistance , Junction to Ambient RJA 200 TJ,TSTG -55 to +150 Operating Junction Temperature and Storage Temperature Range Nominal Zener Voltage Part Number AZD27C21 ZZT@IZT C/W O C Max Reverse Leakage Current Max. Zener Impedance V Z@IZT O ZZK@IZK Marking Code IR@V R Nom. V Min. V Max. V mA mA A V 21 20.0 22.4 15 20 750 0.25 10 15 C21 NOTES: 1. Mounted on an FR4 PCB, single-sided copper, mini pad. July 26,2012-REV.00 PAGE . 1 AZD27C21 1200 1000 800 600 400 200 0 0 25 50 75 100 125 150 CJ, Junction Capacitance (pF) PD, Power Dissipation (mW) RATING AND CHARACTERISTIC CURVES 1000 100 10 1 0.1 TA , Ambient Temperature (°C) IF, Forward Current (A) IR, Leakage Current (nA) TJ = 25°C 120 100 80 60 40 20 1 TJ = 150°C 0.1 TJ = 125°C TJ = 75°C TJ = 25°C 0.01 0 0 5 10 15 20 0.4 25 VR, Reverse Voltage (V) 0.5 0.6 0.7 0.8 0.9 1 VF, Forward Voltage (V) Fig.3 Typical Leakage Characteristics a Fig.4 Typical Forward Characteristics 100 50 45 40 35 30 25 sZ, TEMPERATURE COEFFICIENT(mV/°C) IZ, Zener Current (mA) 100 Fig.2 Typical Junction Capacitance 200 160 140 10 VR, Reverse Bias Voltage (V) Fig.1 Power Derating Curve 180 1 TJ = 25°C 20 15 10 5 0 TJ = 25 to 150 °C 10 1 0 5 10 15 20 25 VZ, Zener Voltage (V) Fig.5 Typical Zener Characteristics July 26,2012-REV.00 0.1 1 10 100 IZ, Zener Current (mA) Fig.6 Temperature coefficient as a function of working current; typical values. PAGE . 2 AZD27C21 MOUNTING PAD LAYOUT Unit：inch(mm) SOD-123FL 0.167 (4.25) 0.106 (2.70) 0.031 (0.78) ORDER INFORMATION • Packing information T/R - 10K per 13" plastic Reel T/R - 3K per 7” plastic Reel July 26,2012-REV.00 PAGE . 3 AZD27C21 Part No_packing code_Version AZD27C21_R1_00001 AZD27C21_R2_00001 For example : RB500V-40_R2_00001 Serial number Version code means HF Packing size code means 13" Packing type means T/R Part No. Packing Code XX Packing type Tape and Ammunition Box (T/B) Tape and Reel (T/R) Bulk Packing (B/P) Tube Packing (T/P) Tape and Reel (Right Oriented) (TRR) Tape and Reel (Left Oriented) (TRL) FORMING July 26,2012-REV.00 Version Code XXXXX 1st Code Packing size code A N/A 0 HF 0 serial number R 7" 1 RoHS 1 serial number B 13" 2 T 26mm X S 52mm Y L F PANASERT T/B CATHODE UP (PBCU) PANASERT T/B CATHODE DOWN (PBCD) 2nd Code HF or RoHS 1st Code 2nd~5th Code U D PAGE . 4 AZD27C21 Disclaimer z Reproducing and modifying information of the document is prohibited without permission from Panjit International Inc.. z Panjit International Inc. reserves the rights to make changes of the content herein the document anytime without notification. Please refer to our website for the latest document. z Panjit International Inc. disclaims any and all liability arising out of the application or use of any product including damages incidentally and consequentially occurred. z Panjit International Inc. does not assume any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. z Applications shown on the herein document are examples of standard use and operation. Customers are responsible in comprehending the suitable use in particular applications. Panjit International Inc. makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. z The products shown herein are not designed and authorized for equipments requiring high level of reliability or relating to human life and for any applications concerning life-saving or life-sustaining, such as medical instruments, transportation equipment, aerospace machinery et cetera. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Panjit International Inc. for any damages resulting from such improper use or sale. July 26,2012-REV.00 PAGE . 5