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quality Zener diode DOWO SMA4749A with low inductance and high peak reverse power dissipation in SMA DO 214AC package factory
quality Zener diode DOWO SMA4749A with low inductance and high peak reverse power dissipation in SMA DO 214AC package factory

Zener diode DOWO SMA4749A with low inductance and high peak reverse power dissipation in SMA DO 214AC package

Key Attributes
Model Number: SMA4749A
Product Custom Attributes
Operating Junction Temperature Range:
-55℃~+150℃
Impedance(Zzt):
25Ω
Pd - Power Dissipation:
1W
Zener Voltage(Range):
22.8V~25.2V
Zener Voltage(Nom):
24V
Impedance(Zzk):
750Ω
Mfr. Part #:
SMA4749A
Package:
SMA(DO-214AC)
Product Description

Product Overview

The SMA47xx Series are surface mount silicon Zener diodes designed for stabilizing and clipping applications with a high power rating. These diodes feature a glass-passivated chip, built-in strain relief, low inductance, and high peak reverse power dissipation, making them suitable for a wide range of electronic circuits.

Product Attributes

  • Brand: DOWOSEMI
  • Package: SMA/DO-214AC
  • Terminal: Corrosion resistant with readily solderable leads
  • Polarity: Cathode line denotes the cathode end
  • Epoxy: UL 94V-0 rate flame retardant
  • Mounting Position: Any
  • Certifications: Comply with RoHS standard, halogen-free

Technical Specifications

Part NumberZener Voltage (V) Nom.Max. Zener Impedance () ZZK@IZKMax. Leakage Current (uA) IR@VRMarking Code
SMA4728A3.34001.0728A
SMA4729A3.64001.0729A
SMA4730A3.94001.0730A
SMA4731A4.34001.0731A
SMA4732A4.75001.0732A
SMA4733A5.15501.0733A
SMA4734A5.66002.0734A
SMA4735A6.27003.0735A
SMA4736A6.87004.0736A
SMA4737A7.57005.0737A
SMA4738A8.27006.0738A
SMA4739A9.17007.0739A
SMA4740A107007.6740A
SMA4741A117008.4741A
SMA4742A127009.1742A
SMA4743A137009.9743A
SMA4744A1570011.4744A
SMA4745A1670012.2745A
SMA4746A1875013.7746A
SMA4747A2075015.2747A
SMA4748A2275016.7748A
SMA4749A2475018.2749A
SMA4750A2775020.6750A
SMA4751A30100022.8751A
SMA4752A33100025.1752A
SMA4753A36100027.4753A
SMA4754A39100029.7754A
SMA4755A43150032.7755A
SMA4756A47150035.8756A
SMA4757A51150038.8757A
SMA4758A56200042.6758A
SMA4759A62200047.1759A
SMA4760A68200051.7760A
SMA4761A75200056.0761A
SMA4762A82300062.2762A
SMA4763A91300069.2763A
SMA4764A100300076.0764A
ParameterSymbolValueUnit
Forward voltage @ IF=200mAVF1.2V
Total power dissipation at TA=50C, derate above 50CPtot1.25W
Total power dissipation at TA=75CPtot1W
Junction temperatureTJ-55 to +150C
Storage temperatureTSTG-55 to +150C
ParameterSymbolLimitUnit
Junction-to-lead thermal resistance per diodeRJL29C/W
Junction-to-ambient thermal resistance per diodeRJA120C/W
Junction-to-case thermal resistance per diodeRJC31C/W

2410121737_DOWO-SMA4749A_C22386120.pdf

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