GSIB1560/45 Bridge Rectifier Equivalent & Substitute Parts

Part Overview

The GSIB1560/45 is a single-phase bridge rectifier manufactured by Vishay General Semiconductor - Diodes Division, rated for 600 V peak reverse voltage and 3.5 A average rectified current. This component is designed for through-hole mounting applications requiring standard bridge rectification in industrial and power supply circuits. The part is currently active in production with 1133 units in stock. Alternative equivalent and substitute parts are available to address supply chain requirements, packaging preferences, or compliance specifications.

Substiute Parts

GSIB1560\45

Vishay General Semiconductor - Diodes DivisionIn Stock: 1223GSIB1560\45 Datasheet

Current PartRFQ

GSIB1560-E3/45

Vishay General Semiconductor - Diodes DivisionIn Stock: 1946GSIB1560-E3/45 Datasheet

Parametric EquivalentRFQ

GBJ1506

SMC Diode SolutionsIn Stock: 16002GBJ1506 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the GSIB1560/45 are classified based on electrical parameter compatibility and packaging considerations. The primary substitution criteria are:

Electrical Parameters (Must Match):

• Voltage - Peak Reverse (Max): 600 V
• Diode Type: Single Phase
• Technology: Standard
• Operating Temperature Range: -55°C ~ 150°C (TJ)
• Mounting Type: Through Hole

Secondary Considerations:

• Current - Average Rectified (Io): Parts with equal or higher current ratings are functionally compatible
• Voltage - Forward (Vf): Minor variations within standard tolerances are acceptable
• Current - Reverse Leakage: Must not exceed specified maximum
• Package / Case: Physical footprint and pin configuration must be compatible with PCB layout
• RoHS and REACH Compliance: Regulatory status may influence selection for specific applications

Parameter Comparison

Engineering Selection Recommendations

GSIB1560-E3/45 (Parametric Equivalent): This part is electrically identical to the GSIB1560/45, maintaining the same 600 V rating, 3.5 A current capacity, and forward voltage characteristics. The primary difference is packaging format (tube versus bulk) and RoHS3 compliance status. Selection of this part is appropriate when RoHS3 compliance is required or when tube packaging is preferred for automated assembly processes. The identical electrical specifications ensure direct functional substitution without circuit redesign.

GBJ1506 (Manufacturer Recommended Substitute): The GBJ1506 from SMC Diode Solutions meets the core electrical requirements of 600 V peak reverse voltage and maintains the same operating temperature range and reverse leakage characteristics. The GBJ1506 provides a higher current rating of 15 A, which exceeds the GSIB1560/45 specification of 3.5 A. This part is suitable for applications where higher current capacity provides design margin or where future circuit upgrades may require increased current handling. The forward voltage is slightly higher at 1.1 V compared to 950 mV, which may result in marginally increased power dissipation. The package footprint differs (4-ESIP versus 4-SIP), requiring PCB layout verification. Both RoHS3 and REACH compliance status differ from the original part; REACH Affected status should be evaluated against application requirements.

Frequently Asked Questions (FAQ)

Q: Can GSIB1560-E3/45 be used as a direct replacement for GSIB1560/45?

A: Yes. The GSIB1560-E3/45 is a parametric equivalent with identical electrical specifications: 600 V peak reverse voltage, 3.5 A average rectified current, 950 mV forward voltage, and -55°C to 150°C operating range. The difference is packaging format (tube) and RoHS3 compliance. No circuit modifications are required.

Q: Is GBJ1506 a suitable substitute for GSIB1560/45?

A: GBJ1506 is electrically compatible for the specified voltage and temperature requirements. The 15 A current rating exceeds the 3.5 A requirement, providing design margin. However, the package footprint differs (4-ESIP versus 4-SIP), requiring PCB layout verification before implementation. Forward voltage is slightly higher (1.1 V versus 950 mV), which may increase power dissipation marginally.

Q: What are the key parameters that determine substitution compatibility?

A: The critical parameters are voltage rating (600 V peak reverse), diode type (single phase), technology (standard), operating temperature range (-55°C to 150°C), and mounting type (through hole). Current rating must be equal to or greater than 3.5 A. Reverse leakage must not exceed 10 µA at 600 V. Package compatibility with PCB layout must be confirmed.

Q: Does packaging format affect electrical performance?

A: No. Packaging format (bulk, tube, or reel) does not affect electrical performance. Selection is based on assembly process requirements, inventory management, and handling preferences. Tube packaging is typically preferred for automated pick-and-place assembly.

Q: Are there compliance differences between these parts?

A: Yes. GSIB1560/45 is RoHS non-compliant and REACH Unaffected. GSIB1560-E3/45 is ROHS3 Compliant and REACH Unaffected. GBJ1506 is ROHS3 Compliant and REACH Affected. Compliance requirements should be evaluated against application and regional regulations.

Q: What is the impact of forward voltage differences between parts?

A: Forward voltage differences affect power dissipation in the rectifier. GSIB1560/45 and GSIB1560-E3/45 both specify 950 mV at 7.5 A. GBJ1506 specifies 1.1 V at 7.5 A, representing a 150 mV increase. In applications with continuous current flow, this results in higher heat generation. Thermal design should account for this difference if GBJ1506 is selected.