SPICE MODELS: BZT52C43 BZT52C47 BZT52C51 BZT52C43 - BZT52C51 Lead-free SURFACE MOUNT ZENER DIODE Features · · · · Planar Die Construction General Purpose, Medium Current SOD-123 Ideally Suited for Automated Assembly Processes Lead Free/RoHS Compliant (Note 5) Mechanical Data D H · · Case: SOD-123 · · · Moisture Sensitivity: Level 1 per J-STD-020C J Dim Min Max A 3.55 3.85 B 2.55 2.85 C 1.40 1.70 D — 1.35 0.45 0.65 G Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 A B Terminals: Solderable per MIL-STD-202, Method 208 E G E C Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe) · · Polarity: Cathode Band · · Ordering Information: See Page 2 Marking: Date Code and Marking Code or Date Code only, See Page 3 0.55 Typical 0.25 — H 0.11 Typical J — 0.10 a 0° 8° All Dimensions in mm Weight: 0.01 grams (approximate) Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol Value Unit Pd 410 mW RqJA 305 °C/W Tj, TSTG -65 to +150 °C Power Dissipation (Note 1) Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics @ TA = 25°C unless otherwise specified Zener Voltage Range (Note 2) Type Number Marking Code (Note 3) Nom (V) Maximum Zener Impedance (Note 4) VZ @ IZT IZT Min (V) Max (V) mA ZZT @ IZT ZZK @ IZK W Maximum Reverse Current (Note 2) IZK IR @ VR mA uA V BZT52C43 WU/WU 43 40.0 46.0 5 100 700 1.0 0.1 32 BZT52C47 WV/WZ 47 44.0 50.0 5 100 750 1.0 0.1 35 BZT52C51 WW/X1 51 48.0 54.0 5 100 750 1.0 0.1 38 Notes: 1. 2. 3. 4. 5. Device mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25mm2. Short duration test pulse used to minimize self-heating effect. When provided, otherwise, parts are provided with date code only, and type number identifications appears on reel only. f = 1kHz. No purposefully added lead. DS30363 Rev. 9 - 2 1 of 3 www.diodes.com BZT52C43 - BZT52C51 ã Diodes Incorporated 10 0.6 C47 Tj = 25°C C43 IZ, ZENER CURRENT (mA) PD, POWER DISSIPATION (W) 0.5 0.4 0.3 0.2 C51 8 6 4 2 0.1 0 0 0 25 50 75 100 125 10 150 TA, AMBIENT TEMPERATURE (° C) Fig. 1 Power Dissipation vs. Ambient Temperature 20 30 40 50 60 70 80 90 100 VZ, ZENER VOLTAGE (V) Fig. 2 Zener Breakdown Characteristics 100 CT, TOTAL CAPACITANCE (pF) Tj = 25 °C VR = 1V 10 VR = 2V 1 10 100 VZ, NOMINAL ZENER VOLTAGE (V) Fig. 3 Total Capacitance vs. Nominal Zener Voltage Ordering Information Notes: (Note 6 and 7) Device Packaging Shipping BZT52CXX-7-F (Note 6) SOD-123 3000/Tape & Reel 6. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 7. Replace “XX” with the nominal Zener breakdown voltage; i.e. Part number for 43V device would be BZT52C43-7-F. DS30363 Rev. 9 - 2 2 of 3 www.diodes.com BZT52C43 - BZT52C51 XX = Product Type Marking Code (See Page 1) YM = Date Code Marking Y = Year (ex: P = 2002) M = Month (ex: 9 = September) YM XX Marking Information for Parts marked WY, WZ or X1 Date Code Key Year 2000 2001 2002 2003 2004 Code M N P R S Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D Marking Information for Parts marked WU, WU, WV or WW YM XX XX = Product Type Marking Code (See Page 1) YM = Date Code Marking Y = Year (ex: N = 2002) M = Month (ex: 9 = September) Date Code Key Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Code J K L M N P R S T U V W Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. DS30363 Rev. 9 - 2 3 of 3 www.diodes.com BZT52C43 - BZT52C51 ÓDiodes Incorporated