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| BZX84C43 - BZX84C51 350mW SURFACE MOUNT ZENER DIODE Features * * * * Planar Die Construction 350mW Power Dissipation Zener Voltages from 43V - 51V Ideally Suited for Automated Assembly Processes TOP VIEW SOT-23 A Dim A B C Min 0.37 1.20 2.30 0.89 0.45 1.78 2.80 0.013 0.903 0.45 0.085 0 Max 0.51 1.40 2.50 1.03 0.60 2.05 3.00 0.10 1.10 0.61 0.180 8 B C D E G M L Mechanical Data * * * * * * * Case: SOT-23, Molded Plastic Case material - UL Flammability Rating 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Terminals: Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Marking: Marking Code (See Table on Page 2) Weight: 0.008 grams (approx.) E D G H K J H J K L M a All Dimensions in mm Maximum Ratings Forward Voltage Power Dissipation (Note 1) @ TA = 25C unless otherwise specified Symbol @ IF = 10mA VF Pd RqJA Tj, TSTG Value 0.9 350 357 -65 to +150 Unit V mW C/W C Characteristic Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Notes: 1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. DS30370 Rev. 1 - 2 1 of 3 www.diodes.com BZX84C43 - BZX84C51 Electrical Characteristics @ TA = 25C unless otherwise specified Zener Voltage Range (Note 2) Maximum Zener Impedance (Note 3) IZT (mA) 2.0 2.0 2.0 ZZT @ IZT (W) 150 170 180 ZZK @ IZK (W) 375 375 400 (mA) 0.5 0.5 0.5 Maximum Reverse Current (Note 2) IR (mA) 0.1 0.1 0.1 VR (V) 30.1 32.9 35.7 10.0 10.0 10.0 12.0 12.0 12.0 Typical Temperature Coefficient @ IZT mV/C Min Max Type Number Marking Code VZ @ IZT Nom (V) Min (V) Max (V) BZX84C43 BZX84C47 BZX84C51 Notes: Y15/KYF Y16/KYG Y17/KYH 43 47 51 40.0 44.0 48.0 46.0 50.0 54.0 2. Short duration test pulse used to minimize self-heating effect. 3. f = 1KHz. 500 See Note 1 10 Tj = 25C C47 C43 C51 Pd, POWER DISSIPATION (mW) IZ, ZENER CURRENT (mA) 400 8 300 6 200 4 Test Current IZ 2mA 100 2 0 0 100 200 0 10 TA, Ambient Temperature, (C) Fig. 1 Power Derating Curve 100 Tj = 25C f = 1MHz 30 40 50 60 70 80 90 100 VZ, ZENER VOLTAGE (V) Fig. 2 Zener Breakdown Characteristics 20 CT, TOTAL CAPACITANCE (pF) VR = 1V 10 VR = 2V 1 10 100 VZ, NOMINAL ZENER VOLTAGE (V) Fig. 3 Total Capacitance vs Nominal Zener Voltage DS30370 Rev. 1 - 2 2 of 3 www.diodes.com BZX84C43 - BZX84C51 Ordering Information Device (Note 4) Packaging SOT-23 Shipping 3000/Tape & Reel (Type Number)-7* * Add "-7" to the appropriate type number in Table 1 (on Page 2). Example: 43V Zener = BZX84C43-7. Notes: 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information (This part may be marked as Figure A or B Below) Figure A KXX KXX = Product Type Marking Code (See Page 2) YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September Date Code Key Year Code Month Code Jan 1 2001 M Feb 2 March 3 2002 N Apr 4 2003 P May 5 2004 R Jun 6 Jul 7 2005 S Aug 8 2006 T Sep 9 2007 U Oct O 2008 V Nov N 2009 W Dec D YM XX 2003 R Apr 4 Figure B XX = Product Type Marking Code (See Page 2) YM = Date Code Marking Y = Year ex: N = 2001 M = Month ex: 9 = September Date Code Key Year Code Month Code 2000 M Jan 1 2001 N Feb 2 2002 P March 3 2004 S May 5 Jun 6 Jul 7 2005 T Aug 8 2006 U Sep 9 Oct O 2007 V Nov N 2008 W Dec D DS30370 Rev. 1 - 2 YM 3 of 3 www.diodes.com BZX84C43 - BZX84C51 |
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