Diodes Incorporated 1N5404G-T
- Part No.:
- 1N5404G-T
- Manufacturer:
- Diodes Incorporated
- Category:
- Single Diodes
- Package:
- DO-201AD, Axial
- Datasheet:
-
1N5404G-T.pdf
- Description:
- DIODE GEN PURP 400V 3A DO201AD
- Quantity:
- Payment:

- Shipping:

Inventory:7,751
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Product details
Overview
1N5404G-T from Diodes Incorporated is a 3.0A glass passivated silicon rectifier diode with 400V peak repetitive reverse voltage (VRRM), 1.1V forward voltage at 3.0A, and 125A non-repetitive surge capability-designed for AC/DC input stage rectification in offline power supplies, battery chargers, and industrial control power circuits.
For engineers reviewing the 1N5404G-T datasheet, 1N5404G-T pinout, 1N5404G-T application, or 1N5404G-T equivalent, key selection criteria include its DO-201AD package thermal resistance (16°C/W), 2.0μs reverse recovery time, 40pF junction capacitance at 4V, and RoHS-compliant matte tin-plated leads suitable for automated tape-and-reel assembly.
Technical Context
This device operates as a single-phase, half-wave rectifier under 60Hz resistive or inductive loads. Its glass passivated die construction ensures stable reverse leakage (<5μA at 25°C) and robust surge tolerance up to 125A for 8.3ms half-sine wave transients.
Thermal derating begins at 55°C ambient, maintaining 3.0A average output current only when leads are held at ambient temperature at 9.5mm from case. Junction-to-ambient thermal resistance is fixed at 16°C/W, limiting continuous power dissipation to ~1.9W at TA = 55°C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 400 V - Maximum peak reverse voltage before breakdown; defines safe AC input voltage rating (e.g., ≤280V RMS). |
| IO @ TA=55°C | 3.0 A - Continuous DC output current capability with proper heatsinking and lead thermal management. |
| VFM @ IF=3.0A | 1.1 V - Forward conduction loss; contributes ~3.3W power dissipation at full load. |
| IFSM | 125 A - Surge withstand for inrush-limited applications like capacitor-input filter charging. |
| trr | 2.0 μs - Reverse recovery time; supports operation up to ~100kHz switching in low-frequency SMPS front-ends. |
| RθJA | 16 °C/W - Thermal resistance; requires PCB copper area or heatsink to maintain TJ < 150°C at full load. |
| CT @ 1MHz, 4V | 40 pF - Junction capacitance; minimizes high-frequency noise coupling in EMI-sensitive inputs. |
Pinout & Package
Package: DO-201AD molded plastic case (UL 94V-0), 1.12g weight, cathode band polarity marking, matte tin-plated leads solderable per MIL-STD-202 Method 208.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | AC Input / Positive Conduction Path | Connects to transformer secondary or bridge input; carries full load current during positive half-cycle. |
| Cathode | DC Output / Negative Terminal | Delivers rectified output to filter capacitor; marked by visible band on body for orientation assurance. |
Key Features
| Feature | Design Value |
|---|---|
| Glass passivated die | Eliminates moisture-induced degradation and improves long-term reliability in humid environments. |
| 125A surge rating | Withstands cold-start inrush into large bulk capacitors without parametric shift or failure. |
| RoHS-compliant matte tin plating | Enables lead-free reflow compatibility and eliminates whisker risk in high-reliability assemblies. |
| DO-201AD mechanical standardization | Ensures drop-in replacement across legacy 1N54xx series and compatibility with existing pick-and-place feeders. |
Applications
| AC/DC Power Adapter Input Stage | Industrial Motor Control Power Supply |
|---|---|
Use Scenario: Rectifying 115/230VAC mains after transformer step-down in wall adapters and external power supplies. IC Role / Device Role / Timing Role: Primary rectifier converting AC to pulsating DC prior to bulk capacitance filtering. Use Value: 400V VRRM safely handles 230VAC line surges; 1.1V VFM limits conduction loss and thermal stress. | Use Scenario: Providing unregulated DC bus for SCR/gate driver circuits in HVAC and pump controllers. IC Role / Device Role / Timing Role: High-current, low-speed rectifier in phase-controlled or uncontrolled DC link generation. Use Value: 125A IFSM accommodates motor startup surges; DO-201AD package allows manual or automated through-hole mounting. |
| Battery Charger Front-End | LED Driver Power Input |
Use Scenario: Converting transformer-isolated AC to DC for NiMH/Li-ion charger IC input rails. IC Role / Device Role / Timing Role: Input-stage diode in linear or switch-mode charger topologies with transformer isolation. Use Value: Low trr (2.0μs) reduces switching losses in quasi-resonant designs; 40pF CT minimizes EMI coupling into sensitive analog sections. | Use Scenario: Rectifying low-voltage AC from electronic transformers or dimmable ballasts feeding constant-current LED drivers. IC Role / Device Role / Timing Role: Mains-side rectifier delivering DC to buck/boost controller ICs operating at 20–100kHz. Use Value: 3.0A IO rating supports multi-string LED loads up to 72W; UL 94V-0 housing meets safety insulation requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-current rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| 1N5404RLG | Same electrical specs; lead-free matte tin finish, identical DO-201AD package, but supplied in 1.2K tape-and-reel (same as -T suffix). | No functional difference; identical use in automated SMT lines requiring reel-fed placement. | Select when sourcing consistency with Diodes' standard RoHS-compliant tape format is required. |
| STTH3L04S | 3A/400V ultrafast recovery (trr = 35ns), TO-220AC package, higher cost, lower thermal resistance (RθJA = 40°C/W case-to-ambient). | Better suited for high-frequency PFC or synchronous rectification where fast switching is critical. | Choose only if trr < 100ns is mandatory; otherwise, 1N5404G-T offers superior cost/performance for 50/60Hz rectification. |
Compared with 1N5404RLG, the -T variant offers identical performance in tape-and-reel form; versus STTH3L04S, it trades ultrafast recovery for lower cost and simpler thermal design in line-frequency applications.
Availability
1N5404G-T is available at Aetrix Electronics and suitable for AC/DC power adapters, industrial motor control power supplies, and battery charger front-ends requiring stable component supply and long-term manufacturability.
Supply support for 1N5404G-T includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design and manufacturing operations across Asia and the Americas.
The 1N540xG series belongs to Diodes' general-purpose rectifier product line, engineered for cost-effective, high-reliability AC/DC conversion in consumer, industrial, and computing power systems.
FAQ
What is the maximum allowable junction temperature for 1N5404G-T?
The absolute maximum junction temperature is +150°C, with storage temperature range matching at –65°C to +150°C. Operation above this limit risks irreversible parametric drift or metallization failure. Derating curves in the datasheet require lead temperature maintenance at ambient within 9.5mm of the case to sustain rated 3.0A current.
Can 1N5404G-T be used in full-wave bridge configurations?
Yes-it is commonly used as one leg in discrete full-wave bridge rectifiers. Each diode must meet the same VRRM and IFSM requirements as the bridge's peak inverse voltage and surge current demands. For 230VAC input, 400V VRRM provides adequate margin against line transients and ringing.
Is 1N5404G-T compatible with lead-free reflow soldering processes?
Yes-the matte tin-plated leads are RoHS-compliant and qualified for lead-free reflow profiles with peak temperatures up to 260°C. The DO-201AD package withstands standard JEDEC J-STD-020 Level 1 moisture sensitivity conditions without pre-baking.
How does reverse recovery time affect performance in 60Hz applications?
At 60Hz, the 2.0μs trr has negligible impact on conduction loss or EMI, since the diode turns off well before the next zero-crossing (8.3ms period). This makes it functionally equivalent to slower recovery diodes in line-frequency rectification, while retaining margin for higher-frequency harmonics or transient events.
1N5404G-T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- DO-201AD, Axial
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- Standard
- Voltage - DC Reverse (Vr) (Max):
- 400 V
- Current - Average Rectified (Io):
- 3A
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 3 A
- Speed:
- Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- 2 µs
- Current - Reverse Leakage @ Vr:
- 5 µA @ 400 V
- Capacitance @ Vr, F:
- 40pF @ 4V, 1MHz
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-201AD
- Operating Temperature - Junction:
- -65°C ~ 150°C
1N5404G-T FAQ
1.How can I place an order for 1N5404G-T through Aetrix?
Please submit a Request for Quotation (RFQ) for 1N5404G-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 1N5404G-T reliable?
The price and inventory of 1N5404G-T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 1N5404G-T is usually 5 days.
3.What payment methods are accepted for 1N5404G-T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 1N5404G-T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 1N5404G-T?
1N5404G-T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 1N5404G-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 1N5404G-T?
For technical support, including 1N5404G-T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 1N5404G-T requirements.
6.How does Aetrix verify that 1N5404G-T is sourced from the original manufacturer or authorized distributors?
All 1N5404G-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 1N5404G-T meets industry standards.
7.What is the process for return or replacement of 1N5404G-T?
All 1N5404G-T units undergo pre-shipment inspection (PSI). If there is an issue with 1N5404G-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 1N5404G-T part is unused and in its original packaging.
Return procedure for 1N5404G-T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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