Diodes Incorporated 2A03G-T
- Part No.:
- 2A03G-T
- Manufacturer:
- Diodes Incorporated
- Category:
- Single Diodes
- Package:
- DO-204AC, DO-15, Axial
- Datasheet:
-
2A03G-T.pdf
- Description:
- DIODE GEN PURP 200V 2A DO15
- Quantity:
- Payment:

- Shipping:

Inventory:4,316
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Product details
Overview
2A03G-T from Diodes Incorporated is a standard rectifier with 2 A, 200 V, axial through-hole rectifier package. It provides one-way current flow and reverse blocking for supply, protection, and repair circuits that need a stable rectifier family.
In BOM review, 2A03G-T should be matched against AC-to-DC rectifiers, bridge rectifier assemblies, reverse-polarity protection, industrial control board repair, plus package marking, lifecycle status, and the electrical details that make this exact orderable part useful.
Technical Context
2A03G-T is a rectifier or blocking diode intended to conduct in one direction and withstand reverse voltage in the opposite direction. Its strongest fit is power conversion, polarity protection, and freewheel use.
The actual usable current is determined by waveform shape, copper or leaded thermal path, ambient temperature, surge events, and whether the circuit needs standard or fast recovery.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Device Type | standard rectifier for AC-to-DC rectifiers and bridge rectifier assemblies. |
| Technology | silicon rectifier technology |
| Voltage Rating / Operating Class | 200 V |
| Current / Output Class | 2 A |
| Package | axial through-hole rectifier package |
| Primary Circuit Role | Serves as a BOM-controlled component where electrical rating, footprint, and lifecycle status must remain aligned. |
| Thermal Design Meaning | Derating is important when the part operates near sustained current, high ambient temperature, or repetitive pulses. |
| Assembly Meaning | Incoming inspection should align package marking, orientation, moisture handling, and production traceability. |
| Design Detail | general rectification |
| Design Detail | reverse blocking |
| Design Detail | surge-current handling |
Pinout & Package
2A03G-T uses axial through-hole rectifier package. Pin mapping, polarity, or item format should be matched to the exact board, fixture, or procurement requirement before replacement.
| Pin / Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward-current entry terminal. | Connects to the source side of the intended conduction path. |
| Cathode | Forward-current exit and reverse-blocking terminal. | Connects to the protected, rectified, clamped, or higher-potential node. |
| axial through-hole rectifier package | Mechanical and thermal package format. | Defines footprint, polarity marking, heat flow, and assembly handling. |
Key Features
- 2A03G-T is identified as a standard rectifier.
- 200 V voltage or operating class for the relevant circuit stress.
- 2 A current or output class, subject to package and thermal derating.
- axial through-hole rectifier package package or item format for procurement and assembly review.
- general rectification
- reverse blocking
- surge-current handling
- through-hole or SMD repair use
Applications
| AC-to-DC rectifiers | bridge rectifier assemblies |
|---|---|
|
Use Scenario: AC-to-DC rectifiers where the design needs 200 V behavior from 2A03G-T. Device Role: 2A03G-T provides the standard rectifier function in the local circuit block. Use Value: The part keeps the axial through-hole rectifier package footprint and rating profile aligned with the intended board function. |
Use Scenario: bridge rectifier assemblies requiring the device family behavior instead of a generic component choice. Device Role: 2A03G-T handles the switching, protection, control, memory, or power-path task defined by its category. Use Value: Using the correct family reduces requalification risk around timing, voltage, current, thermal, and package constraints. |
| reverse-polarity protection | industrial control board repair |
|
Use Scenario: reverse-polarity protection where operating stress, package size, and sourcing continuity all matter. Device Role: 2A03G-T sits in the circuit as a BOM-controlled part rather than a cosmetic ordering code. Use Value: The device-specific rating and package information help engineers avoid unsuitable substitutions during procurement. |
Use Scenario: industrial control board repair for legacy, current-production, or lifecycle-sensitive assemblies. Device Role: 2A03G-T supports the same product-family function when matched to the existing schematic and layout. Use Value: A careful match protects system behavior while giving buyers a traceable sourcing path. |
Equivalent & Alternatives
When evaluating 2A03G-T equivalent devices, compare voltage rating or operating class, current or output capability, package and footprint, pin mapping or polarity, thermal behavior, qualification suffix, lifecycle and sourcing status. A similar family name is not enough when the board depends on timing, leakage, firmware, optical output, or protection behavior.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| 2A03G | Same base family identifier with ordering, reel, compliance, or package suffix differences from 2A03G-T. | Useful when the electrical identity is intended to remain close but procurement format differs. | Check package drawing, marking, suffix, qualification status, and approved-source rules before selection. |
Quality
2A03G-T should be sourced as original Diodes Incorporated material through traceable and controlled supply channels. Quality verification may include package inspection, marking verification, polarity or pinout review, solderability testing, leakage or continuity checks, and reel label verification, along with incoming inspection suited to standard rectifier production, repair, or lifecycle procurement.
Availability
2A03G-T is available at Aetrix Electronics and suitable for AC-to-DC rectifiers, bridge rectifier assemblies, reverse-polarity protection, industrial control board repair requiring 2 A, 200 V, axial through-hole rectifier package in a controlled BOM or repair program.
Supply support may include scheduled delivery planning, volume procurement support, BOM continuity assistance, traceable sourcing management, and lifecycle availability coordination for manufacturers, repair teams, contract manufacturers, and engineering buyers managing standard rectifier demand.
For production deployment, confirming package fit, pin mapping or polarity, electrical rating, temperature margin, lifecycle status, approved manufacturer identity, and sourcing continuity helps reduce qualification risk for 2A03G-T.
Manufacturer
Diodes Incorporated supplies rectifiers, Schottky diodes, SBR devices, protection products, transistors, MOSFETs, analog ICs, logic devices, and power-management semiconductors. 2A03G-T belongs to the Diodes Incorporated product family identified by its prefix and package suffix.
FAQ
What is 2A03G-T used for?
2A03G-T is used for AC-to-DC rectifiers, bridge rectifier assemblies, reverse-polarity protection. In those circuits, 2A03G-T provides the standard rectifier function with 2 A, 200 V, axial through-hole rectifier package. The final selection should match the schematic role, operating stress, package footprint, and sourcing requirements.
What package or format does 2A03G-T use?
2A03G-T uses axial through-hole rectifier package. This package or item format affects footprint, soldering, thermal behavior, polarity or pin mapping, and incoming inspection. When replacing 2A03G-T, the package code should be checked as carefully as the headline electrical rating.
What are the key design checks for 2A03G-T?
Key design checks for 2A03G-T include voltage margin, current or output load, temperature rise, pinout or polarity, package fit, lifecycle status. These checks help prevent a visually similar part from changing circuit behavior or assembly reliability.
Can 2A03G-T be replaced by a similar part?
2A03G-T can be compared with similar family members only after electrical limits, package, orientation, qualification suffix, timing or leakage behavior, and approved-source rules are reviewed. A similar name alone is not enough because 2A03G-T may carry package, program, bin, or lifecycle details.
Why source 2A03G-T through Aetrix Electronics?
Sourcing 2A03G-T through Aetrix Electronics supports traceable procurement, scheduled delivery planning, BOM continuity assistance, and lifecycle availability coordination. This is useful when 2A03G-T is needed for production builds, repair lots, controlled alternates, or long-running equipment support.
2A03G-T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- DO-204AC, DO-15, Axial
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Technology:
- Standard
- Voltage - DC Reverse (Vr) (Max):
- 200 V
- Current - Average Rectified (Io):
- 2A
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 2 A
- Speed:
- Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 5 µA @ 200 V
- Capacitance @ Vr, F:
- 40pF @ 4V, 1MHz
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-15
- Operating Temperature - Junction:
- -65°C ~ 175°C
2A03G-T FAQ
1.How can I place an order for 2A03G-T through Aetrix?
Please submit a Request for Quotation (RFQ) for 2A03G-T on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for 2A03G-T reliable?
The price and inventory of 2A03G-T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 2A03G-T is usually 5 days.
3.What payment methods are accepted for 2A03G-T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 2A03G-T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 2A03G-T?
2A03G-T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 2A03G-T order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for 2A03G-T?
For technical support, including 2A03G-T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 2A03G-T requirements.
6.How does Aetrix verify that 2A03G-T is sourced from the original manufacturer or authorized distributors?
All 2A03G-T products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that 2A03G-T meets industry standards.
7.What is the process for return or replacement of 2A03G-T?
All 2A03G-T units undergo pre-shipment inspection (PSI). If there is an issue with 2A03G-T, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The 2A03G-T part is unused and in its original packaging.
Return procedure for 2A03G-T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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