Vishay General Semiconductor - Diodes Division GSIB1540-E3/45
- Part No.:
- GSIB1540-E3/45
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- Bridge Rectifiers
- Package:
- 4-SIP, GSIB-5S
- Datasheet:
-
GSIB1540-E3/45.pdf
- Description:
- BRIDGE RECT 1P 400V 3.5A GSIB-5S
- Quantity:
- Payment:

- Shipping:

Inventory:317
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Product details
Overview
GSIB1540-E3/45 from Vishay General Semiconductor is a single-phase, single in-line bridge rectifier with 400 V maximum repetitive peak reverse voltage (VRRM), 15 A average forward output current (IF(AV)) at TC = 107 °C, and 300 A non-repetitive peak forward surge current (IFSM). It features glass-passivated junctions, 2500 VRMS case dielectric strength, and is rated for operation from –55 °C to +150 °C junction temperature - used in AC/DC full-wave rectification for industrial power supplies and home appliance mains interfaces.
For engineers reviewing the GSIB1540-E3/45 datasheet, GSIB1540-E3/45 pinout, GSIB1540-E3/45 application, or GSIB1540-E3/45 equivalent, key selection criteria include VRRM rating matching input line voltage, thermal resistance (RθJC = 1.5 °C/W) for heatsink-coupled designs, surge capability (IFSM = 300 A) for inrush tolerance, and GSIB-5S package compatibility with through-hole PCB layouts requiring mechanical mounting torque ≤5.7 cm-kg.
Technical Context
This device implements a monolithic single-phase bridge configuration with four series-connected diodes in a single GSIB-5S molded package. Its glass-passivated chip junction ensures stable reverse leakage (IR ≤ 10 μA at 25 °C) and high reliability under thermal cycling.
The GSIB1540-E3/45 is optimized for conduction-mode rectification where low forward voltage drop (VF = 0.95 V at 7.5 A) minimizes conduction loss, while its 1.5 °C/W junction-to-case thermal resistance supports direct bolt-down heatsink mounting per #6 screw with silicone thermal compound - critical for sustained 15 A operation without derating.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 400 V - supports 230 VAC mains input with ≥2× safety margin against peak line transients |
| IF(AV) | 15 A at TC = 107 °C - requires heatsink mounting to sustain full-rated DC output current |
| IFSM | 300 A - withstands single half-cycle surges common during cold-start of switching power supplies |
| VF @ 7.5 A | 0.95 V - contributes ≤14.25 W conduction loss per diode pair at full load |
| RθJC | 1.5 °C/W - enables efficient heat transfer to external heatsink when mounted per spec (5.7 cm-kg torque) |
| IR @ 25 °C | 10 μA - ensures minimal standby power loss in off-state applications |
| TJ max. | +150 °C - allows operation in enclosed industrial enclosures with ambient up to +85 °C |
Pinout & Package
Package: GSIB-5S - thin single in-line molded case (UL 94 V-0), 20 mm × 17.5 mm × 11 mm, matte tin-plated leads, RoHS-compliant (E3 suffix), JESD 201 Class 1A whisker tested.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AC1 | Input AC terminal 1 | One of two AC input pins; must be connected to live/neutral side of transformer secondary or line input |
| AC2 | Input AC terminal 2 | Second AC input pin; polarity determines DC output orientation; marked on body |
| + (Anode) | Positive DC output | Full-wave rectified positive output node; connects to bulk capacitor or downstream regulator input |
| – (Cathode) | Negative DC output | Full-wave rectified negative return path; referenced to system ground in most configurations |
| Case | Mechanical mounting point | Electrically isolated metal base; designed for bolt-down heatsink attachment with thermal interface material |
Key Features
| Feature | Design Value |
|---|---|
| UL recognition E54214 | Validates compliance with UL/CSA safety standards for end-equipment certification |
| 2500 VRMS dielectric strength | Ensures isolation integrity between AC inputs and DC outputs under transient overvoltage conditions |
| Solder dip 275 °C / 10 s | Confirms lead finish robustness for wave-soldering processes without delamination or voiding |
| High IFSM (300 A) | Supports reliable startup in high-capacitance-input SMPS without fuse nuisance-tripping |
| Thin SIL package (GSIB-5S) | Reduces board space vs. traditional DIP/SIP bridges while maintaining mechanical rigidity for heatsink mounting |
Applications
| Industrial Power Supplies | Home Appliance Mains Rectification |
|---|---|
Use Scenario: AC/DC conversion stage in programmable logic controller (PLC) power modules operating from 230 VAC mains. IC Role / Device Role / Timing Role: Single-phase full-wave bridge rectifier providing unregulated DC bus for downstream buck converter. Use Value: 400 V VRRM rating accommodates 230 VAC ±10 % with margin; 15 A IF(AV) supports >200 W continuous output with heatsink coupling. | Use Scenario: Input rectification in microwave oven control board power supply. IC Role / Device Role / Timing Role: Mains-side bridge converting 230 VAC to DC for microcontroller and relay driver circuitry. Use Value: 300 A IFSM handles magnetron transformer inrush; UL E54214 recognition satisfies regional safety approvals. |
| Office Equipment AC/DC Adapters | Industrial Automation Sensor Power |
Use Scenario: Primary rectification in universal-input desktop printer power supply. IC Role / Device Role / Timing Role: Full-wave bridge delivering DC bus to PFC controller and main DC/DC stage. Use Value: 0.95 V VF reduces conduction loss at 7.5 A typical load; GSIB-5S footprint simplifies heatsink integration in compact chassis. | Use Scenario: Field-device power conditioning for 24 VDC industrial sensors powered from 120/230 VAC lines. IC Role / Device Role / Timing Role: Isolated AC input rectifier feeding linear regulator or DC/DC converter for analog sensor front-end. Use Value: 2500 VRMS dielectric strength ensures safety isolation; –55 °C to +150 °C TJ range supports outdoor cabinet deployment. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bridge rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| GBU15J-E3/45 | Same 15 A IF(AV), 600 V VRRM; larger GBU package (27.2 × 20.3 × 16.5 mm); RθJC = 2.0 °C/W | Higher voltage margin but lower thermal efficiency; less suitable for space-constrained heatsink designs | Select when 600 V rating is required for 380 VAC systems or legacy layout reuse is prioritized over thermal performance |
| GBU15K-E3/45 | Same 15 A IF(AV), 800 V VRRM; identical GBU package; higher IR (20 μA at 25 °C) | Used in high-voltage industrial drives; increased reverse leakage may affect low-power standby behavior | Choose only if 800 V blocking is mandatory; verify IR impact on system no-load power budget |
Compared with GBU15J-E3/45 and GBU15K-E3/45, the GSIB1540-E3/45 offers superior thermal performance (RθJC = 1.5 °C/W vs. 2.0 °C/W) and compact GSIB-5S footprint - making it preferred for new designs targeting 230 VAC inputs with tight thermal or board-space constraints.
Availability
GSIB1540-E3/45 is available at Aetrix Electronics and suitable for industrial power supplies, home appliance mains interfaces, and office equipment AC/DC adapters requiring stable component supply, long-term lifecycle support, and traceable RoHS-compliant sourcing.
Supply support for GSIB1540-E3/45 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
Vishay General Semiconductor is a global leader in discrete semiconductors, specializing in diodes, rectifiers, MOSFETs, and optoelectronics with emphasis on reliability, ruggedness, and industrial-grade qualification.
The GSIB family targets cost-sensitive, high-volume AC/DC rectification applications where thin-profile packaging, UL safety recognition, and high surge capability are essential - particularly in white goods, industrial controls, and infrastructure power systems.
FAQ
What is the maximum continuous forward current rating for GSIB1540-E3/45?
The GSIB1540-E3/45 is rated for 15 A average forward rectified output current (IF(AV)) when the case temperature (TC) is maintained at 107 °C - this requires direct heatsink mounting per Vishay's recommended torque (5.7 cm-kg) and thermal interface. At 25 °C ambient without heatsink, the rating drops to 3.5 A.
Does GSIB1540-E3/45 have UL safety certification?
Yes, the GSIB1540-E3/45 carries UL recognition file number E54214, confirming compliance with UL/CSA safety standards for use in end-equipment requiring certified rectification components - including industrial controls and household appliances sold in North America and other regulated markets.
What is the thermal resistance from junction to case (RθJC) for GSIB1540-E3/45?
The GSIB1540-E3/45 has a typical junction-to-case thermal resistance (RθJC) of 1.5 °C/W, measured under specified bolt-down heatsink conditions. This value enables efficient heat extraction when mounted with silicone thermal compound and #6 screw per Vishay's mechanical recommendations in Document 88644.
Can GSIB1540-E3/45 be used in 230 VAC applications?
Yes, the GSIB1540-E3/45 is specifically suited for 230 VAC input applications due to its 400 V maximum repetitive peak reverse voltage (VRRM), which provides sufficient margin above the 325 V peak of 230 VAC mains - meeting standard design practices for surge and line variation tolerance in industrial and consumer power supplies.
What does the "E3/45" suffix indicate in GSIB1540-E3/45?
The "E3" suffix denotes RoHS-compliant, commercial-grade construction with matte tin-plated leads qualified to JESD 201 Class 1A whisker testing; "/45" specifies tube packaging containing 20 units per tube - consistent with Vishay's standard ordering format for GSIB-series bridge rectifiers.
GSIB1540-E3/45 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Series:
- -
- Package/Case:
- 4-SIP, GSIB-5S
- Packaging:
- Tube
- Product Status:
- Active
- Diode Type:
- Single Phase
- Technology:
- Standard
- Voltage - Peak Reverse (Max):
- 400 V
- Current - Average Rectified (Io):
- 3.5 A
- Voltage - Forward (Vf) (Max) @ If:
- 950 mV @ 7.5 A
- Current - Reverse Leakage @ Vr:
- 10 µA @ 400 V
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- GSIB-5S
GSIB1540-E3/45 FAQ
1.How can I place an order for GSIB1540-E3/45 through Aetrix?
Please submit a Request for Quotation (RFQ) for GSIB1540-E3/45 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 GSIB1540-E3/45 reliable?
The price and inventory of GSIB1540-E3/45 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for GSIB1540-E3/45 is usually 5 days.
3.What payment methods are accepted for GSIB1540-E3/45?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for GSIB1540-E3/45 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for GSIB1540-E3/45?
GSIB1540-E3/45 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your GSIB1540-E3/45 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 GSIB1540-E3/45?
For technical support, including GSIB1540-E3/45 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your GSIB1540-E3/45 requirements.
6.How does Aetrix verify that GSIB1540-E3/45 is sourced from the original manufacturer or authorized distributors?
All GSIB1540-E3/45 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 GSIB1540-E3/45 meets industry standards.
7.What is the process for return or replacement of GSIB1540-E3/45?
All GSIB1540-E3/45 units undergo pre-shipment inspection (PSI). If there is an issue with GSIB1540-E3/45, 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 GSIB1540-E3/45 part is unused and in its original packaging.
Return procedure for GSIB1540-E3/45:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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