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quality Surface mount diode GOODWORK 1SMA4739A featuring fast response and UL 94V 0 epoxy flame retardant molded package factory
quality Surface mount diode GOODWORK 1SMA4739A featuring fast response and UL 94V 0 epoxy flame retardant molded package factory

Surface mount diode GOODWORK 1SMA4739A featuring fast response and UL 94V 0 epoxy flame retardant molded package

Key Attributes
Model Number: 1SMA4739A
Product Custom Attributes
Operating Junction Temperature Range:
-65℃~+150℃
Impedance(Zzt):
5Ω
Diode Configuration:
1 Independent
Zener Voltage(Range):
8.6V~9.59V
Pd - Power Dissipation:
1W
Zener Voltage(Nom):
9.1V
Impedance(Zzk):
700Ω
Mfr. Part #:
1SMA4739A
Package:
SMA
Product Description

Product Overview

The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for high-temperature soldering applications. They feature fast response times, excellent clamping capability, and a low profile package. These diodes are suitable for voltage regulation and transient suppression applications.

Product Attributes

  • Application: Surface mount
  • Soldering: High temperature soldering guaranteed: 260 C / 10 seconds
  • Response Time: Fast, typically less than 1.0 ps from 0 volt to BV min.
  • Leakage Current: Typical IR less than 1mA above 10V
  • Clamping Capability: Excellent
  • Package: Low profile, molded plastic (DO-214AC/SMA)
  • Flame Retardant: Epoxy UL 94V-0 rated
  • Lead: Solderable per MIL-STD-202, method 208
  • Polarity: Color band denotes cathode end (except Bidirectional)
  • Mounting Position: Any
  • Weight: 0.063 grams

Technical Specifications

ParameterSymbol1SMA4728A THRU 1SMA4777AUnit
Maximum steady state power dissipation at TL = 75 C (1)Ptot1000mW
Maximum steady state power dissipation at TA = 25 C (2)Ptot500mW
Maximum instantaneous forward voltage at 200 mA for all types (3)VF1.5V
Operating junction and storage temperature rangeTJ, TSTG-65 to +150C
Typical thermal resistance, junction to lead (1)JL50C/W
Typical thermal resistance, junction to ambient (2)JA250C/W
Voltage RangeVz3.3 to 300Volts
Type MarkingZener Voltage Range VZT (at IZT) (V)IZT (mA)ZZT Max (at IZT) ()IR Max (A) at VR (V)IZM (mA)VF Max (at IF=200mA) (V)
SMA4728A4.84 - 5.36107.0100 (1)1.51.0
SMA4729A5.36 - 5.92107.0100 (1)1.41.0
SMA4730A5.86 - 6.51107.0100 (1)1.21.0
SMA4731A6.46 - 7.18107.0100 (1)1.01.0
SMA4732A7.12 - 7.88105.050 (1)0.951.0
SMA4733A7.79 - 8.67105.050 (1)0.861.0
SMA4734A8.60 - 9.59105.025 (1)0.771.0
SMA4735A9.50 - 10.5105.025 (1)0.701.0
SMA4736A10.4 - 11.6105.010 (1)0.641.0
SMA4737A11.4 - 12.6105.010 (1)0.581.0
SMA4738A12.4 - 13.8105.010 (1)0.531.0
SMA4739A13.8 - 15.2105.010 (1)0.491.0
SMA4740A15.2 - 16.8105.010 (1)0.451.0
SMA4741A16.8 - 18.5105.010 (1)0.411.0
SMA4742A18.5 - 20.5105.010 (1)0.371.0
SMA4743A20.8 - 23.0105.010 (1)0.341.0
SMA4744A22.8 - 25.2105.010 (1)0.311.0
SMA4745A25.3 - 27.9105.010 (1)0.281.0
SMA4746A28.2 - 31.3105.010 (1)0.251.0
SMA4747A31.3 - 34.9105.010 (1)0.231.0
SMA4748A34.2 - 37.9105.010 (1)0.211.0
SMA4749A37.2 - 41.5105.010 (1)0.191.0
SMA4750A41.5 - 45.0105.010 (1)0.171.0
SMA4751A45.0 - 50.0105.010 (1)0.161.0
SMA4752A50.0 - 55.0105.010 (1)0.151.0
SMA4753A55.0 - 60.0105.010 (1)0.131.0
SMA4754A60.0 - 66.0105.010 (1)0.121.0
SMA4755A66.0 - 72.0105.010 (1)0.111.0
SMA4756A72.0 - 78.0105.010 (1)0.101.0
SMA4757A78.0 - 86.0105.010 (1)0.0951.0
SMA4758A86.0 - 95.0105.010 (1)0.0861.0
SMA4759A95.0 - 105105.010 (1)0.0771.0
SMA4760A105 - 115105.010 (1)0.0701.0
SMA4761A115 - 125105.010 (1)0.0641.0
SMA4762A125 - 135105.010 (1)0.0581.0
SMA4763A135 - 145105.010 (1)0.0531.0
SMA4764A145 - 155105.010 (1)0.0491.0
SMA4765A155 - 170105.010 (1)0.0451.0
SMA4766A170 - 185105.010 (1)0.0411.0
SMA4767A185 - 200105.010 (1)0.0371.0
SMA4768A200 - 220105.010 (1)0.0341.0
SMA4769A220 - 240105.010 (1)0.0311.0
SMA4770A240 - 260105.010 (1)0.0281.0
SMA4771A260 - 280105.010 (1)0.0251.0
SMA4772A280 - 300105.010 (1)0.0231.0
SMA4773A300 - 320105.010 (1)0.0211.0
SMA4774A320 - 340105.010 (1)0.0191.0
SMA4775A340 - 360105.010 (1)0.0171.0
SMA4776A360 - 380105.010 (1)0.0161.0
SMA4777A380 - 400105.010 (1)0.0151.0

2507011715_GOODWORK-1SMA4739A_C49287303.pdf

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