There are no models available for this part yet.
Overview of 1N749ARA2 by Tak Cheong Electronics (Holdings) Co Ltd
Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
- Distributor Offerings: ( 0 listings )
- Number of FFF Equivalents: ( 10 replacements )
- CAD Models: ( Request Part )
- Number of Functional Equivalents: ( 10 options )
- Part Data Attributes ( Available )
- Reference Designs: ( Not Available )
Where used in Applications:
Consumer Electronics
Energy and Power Systems
Electronic Manufacturing
Renewable Energy
Automotive
CAD Models for 1N749ARA2 by Tak Cheong Electronics (Holdings) Co Ltd
Part Data Attributes for 1N749ARA2 by Tak Cheong Electronics (Holdings) Co Ltd
|
|
|
|---|---|
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Rohs Code
|
Yes
|
|
Part Life Cycle Code
|
Obsolete
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|
Ihs Manufacturer
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TAK CHEONG ELECTRONICS HOLDINGS CO LTD
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|
Part Package Code
|
DO-204
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Package Description
|
O-LALF-W2
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|
Pin Count
|
2
|
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Reach Compliance Code
|
compliant
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ECCN Code
|
EAR99
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HTS Code
|
8541.10.00.50
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Additional Feature
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METALLURGICALLY BONDED
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Case Connection
|
ISOLATED
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Configuration
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SINGLE
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Diode Element Material
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SILICON
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Diode Type
|
ZENER DIODE
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Dynamic Impedance-Max
|
22 Ω
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JEDEC-95 Code
|
DO-35
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JESD-30 Code
|
O-LALF-W2
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Number of Elements
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1
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Number of Terminals
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2
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Operating Temperature-Max
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200 °C
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Package Body Material
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GLASS
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Package Shape
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ROUND
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Package Style
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LONG FORM
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Peak Reflow Temperature (Cel)
|
250
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Polarity
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UNIDIRECTIONAL
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Power Dissipation-Max
|
0.5 W
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Qualification Status
|
Not Qualified
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Reference Voltage-Nom
|
4.3 V
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Surface Mount
|
NO
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Technology
|
ZENER
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Terminal Form
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WIRE
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Terminal Position
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AXIAL
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Voltage Tol-Max
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5%
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Working Test Current
|
20 mA
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Alternate Parts for 1N749ARA2
This table gives cross-reference parts and alternative options found for 1N749ARA2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 1N749ARA2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Description | Manufacturer | Compare |
|---|---|---|---|
| 1N3509 | 4.3V, 0.4W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE | Texas Instruments | 1N749ARA2 vs 1N3509 |
| JAN1N5521B | 4.3V, 0.4W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-7 | Motorola Mobility LLC | 1N749ARA2 vs JAN1N5521B |
| MZ5521BRL2 | 4.3V, 0.5W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-204AH | Motorola Mobility LLC | 1N749ARA2 vs MZ5521BRL2 |
| MZ5521B | Zener Diode, 4.3V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-204AH | Motorola Semiconductor Products | 1N749ARA2 vs MZ5521B |
| 1N3509 | Zener Diode, 4.3V V(Z), 5%, 0.4W, Silicon, Unidirectional, DO-7, DO-7, 2 PIN | Microsemi Corporation | 1N749ARA2 vs 1N3509 |
| MZ5521BRL2 | Zener Diode, 4.3V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-204AH | Motorola Semiconductor Products | 1N749ARA2 vs MZ5521BRL2 |
| TC1N749A.TB | Zener Diode, 4.3V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HERMETIC SEALED, GLASS PACKAGE-2 | Tak Cheong Electronics (Holdings) Co Ltd | 1N749ARA2 vs TC1N749A.TB |
| 1N3509TRLEADFREE | Zener Diode, 4.3V V(Z), 0.4W, Silicon, Unidirectional, DO-35, | Central Semiconductor Corp | 1N749ARA2 vs 1N3509TRLEADFREE |
| TC1N749A.TB26 | Zener Diode, 4.3V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HERMETIC SEALED, GLASS PACKAGE-2 | Tak Cheong Electronics (Holdings) Co Ltd | 1N749ARA2 vs TC1N749A.TB26 |
| 1N3509A | Zener Diode, 4.3V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HERMETIC SEALED, GLASS PACKAGE-2 | Microsemi Corporation | 1N749ARA2 vs 1N3509A |