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quality Voltage Regulation Zener Diode luJing 1N4740A Featuring DO41 Glass Package and Glass Passivated Junction factory
quality Voltage Regulation Zener Diode luJing 1N4740A Featuring DO41 Glass Package and Glass Passivated Junction factory

Voltage Regulation Zener Diode luJing 1N4740A Featuring DO41 Glass Package and Glass Passivated Junction

Key Attributes
Model Number: 1N4740A
Product Custom Attributes
Mfr. Part #:
1N4740A
Package:
DO-41G
Product Description

Product Overview

The DO-41G Zener Diodes offer a voltage range from 3.3V to 100V with a peak pulse power of 1000mW. These diodes feature a glass-passivated junction for high stability and reliability. They are designed for applications requiring precise voltage regulation and are suitable for various electronic circuits. The molded glass body in a DO-41 package ensures robust construction.

Product Attributes

  • Case Type: DO-41 (Glass)
  • Junction: Glass passivated
  • Polarity: Color band denotes cathode end
  • Mounting Position: Any

Technical Specifications

Parameter Symbol Value Units Notes
Power Dissipation PD 1000 mW At 25C ambient temperature
Junction Temperature TJ 200 C
Storage Temperature Range TSTG -55 to +200 C
Thermal Resistance (Junction to Ambient) RJA 0.3 K/mW Valid provided leads at 8mm from case are kept at ambient temperature
Forward Voltage (at IF=200mA) VF 1.1 V

Electrical Specifications (TA=25C unless otherwise specified)

Part Number Nominal Zener Voltage (VZ at IZT) Test Current (IZT) Maximum Dynamic Impedance (ZZT at IZT) Maximum Reverse Leakage Current (IR at VR) Surge Current (IZM) Maximum Regulator Current Test Voltage (VR) Units
1N4728A 3.3 76 10 400 (at 1A) 1 100 1 mA / A / mA
1N4729A 3.6 69 10 400 (at 1A) 1 100 1 mA / A / mA
1N4730A 3.9 64 9 400 (at 1A) 1 50 1 mA / A / mA
1N4731A 4.3 58 9 400 (at 1A) 1 10 1 mA / A / mA
1N4732A 4.7 53 8 500 (at 1A) 1 10 1 mA / A / mA
1N4733A 5.1 49 7 550 (at 1A) 1 10 1 mA / A / mA
1N4734A 5.6 45 5 600 (at 1A) 1 10 2 mA / A / mA
1N4735A 6.2 41 2 700 (at 1A) 1 10 3 mA / A / mA
1N4736A 6.8 37 3.5 700 (at 1A) 1 10 4 mA / A / mA
1N4737A 7.5 34 4 700 (at 0.5mA) 0.5 10 5 mA / mA / mA
1N4738A 8.2 31 4.5 700 (at 0.5mA) 0.5 10 6 mA / mA / mA
1N4739A 9.1 28 5 700 (at 0.5mA) 0.5 10 7 mA / mA / mA
1N4740A 10 25 7 700 (at 0.25mA) 0.25 10 7.6 mA / mA / V
1N4741A 11 23 8 700 (at 0.25mA) 0.25 5 8.4 mA / mA / V
1N4742A 12 21 9 700 (at 0.25mA) 0.25 5 9.1 mA / mA / V
1N4743A 13 19 10 700 (at 0.25mA) 0.25 5 9.9 mA / mA / V
1N4744A 15 17 14 700 (at 0.25mA) 0.25 5 11.4 mA / mA / V
1N4745A 16 15.5 16 700 (at 0.25mA) 0.25 5 12.2 mA / mA / V
1N4746A 18 14 20 750 (at 0.25mA) 0.25 5 13.7 mA / mA / V
1N4747A 20 12.5 22 750 (at 0.25mA) 0.25 5 15.2 mA / mA / V
1N4748A 22 11.5 23 750 (at 0.25mA) 0.25 5 16.7 mA / mA / V
1N4749A 24 10.5 25 750 (at 0.25mA) 0.25 5 18.2 mA / mA / V
1N4750A 27 9.5 35 750 (at 0.25mA) 0.25 5 20.6 mA / mA / V
1N4751A 30 8.5 40 1000 (at 0.25mA) 0.25 5 22.8 mA / mA / V
1N4752A 33 7.5 45 1000 (at 0.25mA) 0.25 5 25.1 mA / mA / V
1N4753A 36 7 50 1000 (at 0.25mA) 0.25 5 27.4 mA / mA / V
1N4754A 39 6.5 60 1000 (at 0.25mA) 0.25 5 29.7 mA / mA / V
1N4755A 43 6 70 1500 (at 0.25mA) 0.25 5 32.7 mA / mA / V
1N4756A 47 5.5 80 1500 (at 0.25mA) 0.25 5 35.8 mA / mA / V
1N4757A 51 5 95 1500 (at 0.25mA) 0.25 5 38.8 mA / mA / V
1N4758A 56 4.5 110 2000 (at 0.25mA) 0.25 5 42.6 mA / mA / V
1N4759A 62 4 125 2000 (at 0.25mA) 0.25 5 47.1 mA / mA / V
1N4760A 68 3.7 150 2000 (at 0.25mA) 0.25 5 51.7 mA / mA / V
1N4761A 75 3.3 175 2000 (at 0.25mA) 0.25 5 56 mA / mA / V
1N4762A 82 3.0 200 3000 (at 0.25mA) 0.25 5 62.2 mA / mA / V
1N4763A 91 2.8 250 3000 (at 0.25mA) 0.25 5 69.2 mA / mA / V
1N4764A 100 2.5 350 3000 (at 0.25mA) 0.25 5 76.0 mA / mA / V

Dimensions

DO-41 Package Dimensions (Inches and Millimeters):

  • Length: 0.217 (5.51) MAX
  • Diameter: 0.107 (2.7) MAX
  • Lead Diameter: 0.027 (0.7)
  • Lead Length: 1.0 (27.9) MIN. / 1.10 (27.9) MIN.

Characteristic Curves

Admissible Power Dissipation versus Ambient Temperature: Valid provided that leads are kept at ambient temperature at a distance of 10mm from case.

Breakdown Characteristics: Vz versus Iz curves are provided for various part numbers.


2512021845_luJing-1N4740A_C53058781.pdf

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