1SMA4738

1SMA4736~1SMA4757 SURFACE MOUNT SILICON ZENER DIODE VOLTAGE FEATURES • For surface mounted applications in order to optimize board space. • Built-in strain relief • Low inductance • Typical IR less than 5.0µA above 11V • Plastic package has Underwriters Laboratory Flammability Classification 94V-O • High temperature soldering : 260°C /10 seconds at terminals .096(2.44) .062(1.60) .047(1.20) .114(2.90) .098(2.50) 6.8 to 51 Volts POWER 1.0 Watts SMA/DO-214AC Unit: inch (mm) • Low profile package • Glass passivated junction .181(4.60) .157(4.00) .012(.305) .006(.152) .078(2.00) • In compliance with EU RoHS 2002/95/EC directives MECHANICALDATA • Case: JEDEC DO-214AC,Molded plastic over passivated junction. • Terminals: Solder plated,solderable per MIL-STD-750, Method 2026 • Polarity: Color band denotes positive end (cathode) • Standard Packaging:12mm tape (EIA-481) • Weight: 0.002 ounce, 0.064 gram .060(1.52) .030(0.76) .008(.203) .002(.051) .208(5.28) .188(4.80) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. Parameter Pwak Pulse Power Di ssi pati on on TA=50OC (Notes A) D erate above 50O C Peak Forward Surge C urrent 8.3ms si ngle half si ne-wave superi mposed on rated load (JED EC method) Operati ng Juncti on and Storage Temperature Range Symbol Value 1.0 6.67 10 -55 to + 150 Uni ts W atts mW/ O C Amps O PD IFSM TJ,TSTG C NOTES: A. Mounted on 5.0mm2 (.013mm thick) land areas. B. Measured on8.3ms, and single half sine-wave or equivalent square wave ,duty cycle=4 pulses per minute maximum. C. Tolerance and Type Number Designation. The type numbers listed have a standard tolerance on the nominal zener voltage of ± 5%. STAD-DEC.22.2006 PAGE . 1 1SMA4736~1SMA4757 N o m i n a l Ze n e r Vo l t a g e Part Number N o m. V V Z @ I ZT Min . V Ma x . V Ω M a x i m u m Ze n e r I m p e d a n c e Z ZT @ I ZT mA Ω Z ZK @ I ZK mA Max Reverse Leakage Current I R @ VR u A Ma x V Ma rk in g Code 1.0 Watt ZENER 1SMA4736 1SMA4737 1SMA4738 1SMA4739 1SMA4740 1SMA4741 1SMA4742 1SMA4743 1SMA4744 1SMA4745 1SMA4746 1SMA4747 1SMA4748 1SMA4749 1SMA4750 1SMA4751 1SMA4752 1SMA4753 1SMA4754 1SMA4755 1SMA4756 1SMA4757 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 6.46 7.13 7.79 8.65 9.5 10.45 11.4 12.35 14.25 15.2 17.1 19 20.9 22.8 25.65 28.5 31.35 34.2 37.05 40.85 44.65 48.45 7.14 7.88 8.61 9.56 10.5 11.55 12.6 13.65 15.75 16.8 18.9 21 23.1 25.2 28.35 31.5 34.65 37.8 40.95 45.15 49.35 53.55 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7 6.5 6 5.5 5 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 1 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 5 5 5 0.5 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 4 5 6 7 7.6 8.4 9.1 9.9 11.4 12.2 13.7 15.2 16.7 18.2 20.6 22.8 25.1 27.4 29.7 32.7 35.8 38.8 736B 737B 738B 739B 740B 741B 742B 743B 744B 745B 746B 747B 748B 749B 750B 751B 752B 753B 754B 755B 756B 757B RATING AND CHARACTERISTICS CURVES P D , MAXIMUM POWER DISSIPATION (WATTS) 1.0 L=LEAD LENGTH TO HEAT SINK 0.75 0.5 0.25 0 0 20 40 60 80 1 0 0 120 140 160 180 O 200 T L , LEAD TEMPERATURE ( C) FIGURE.1 POWER TEMPERATURE DERATING CURVE STAD-DEC.22.2006 PAGE . 2 1SMA4736~1SMA4757 STAD-DEC.22.2006 PAGE . 3 1SMA4736~1SMA4757 STAD-DEC.22.2006 PAGE . 4 1SMA4736~1SMA4757 MOUNTING PAD LAYOUT ORDER INFORMATION • Packing information T/R - 7.5K per 13" plastic Reel T/R - 1.8Kper 7” plastic Reel LEGAL STATEMENT Copyright PanJit International, Inc 2007 The information presented in this document is believed to be accurate and reliable. The specifications and information herein are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit does not convey any license under its patent rights or rights of others. STAD-DEC.22.2006 PAGE . 5