IXDI602SITR Low-Side Gate Driver IC Equivalent & Substitute Parts

Part Overview

The IXDI602SITR is a low-side gate driver IC manufactured by IXYS Integrated Circuits Division, designed for driving IGBT and MOSFET gates in power management applications. This device operates as an inverting driver with dual independent channels in an 8-SOIC package with exposed pad. The part is currently in active production status with 705 units in stock.

Substitute parts become necessary when the IXDI602SITR reaches end-of-life status, when alternative packaging formats are required for supply chain optimization, or when design requirements necessitate different electrical performance characteristics within compatible parameter ranges.

Substiute Parts

IXDI602SITR

IXYS Integrated Circuits DivisionIn Stock: 798IXDI602SITR Datasheet

Current PartRFQ

IR4426SPBF

Infineon TechnologiesIn Stock: 2605IR4426SPBF Datasheet

MFR RecommendedRFQ

IR4426STRPBF

Infineon TechnologiesIn Stock: 20720IR4426STRPBF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the IXDI602SITR is determined by the following critical parameters:

Functional Compatibility Requirements:

• Driven Configuration: Low-Side (must match)
• Channel Type: Independent (must match)
• Number of Drivers: 2 (must match)
• Input Type: Inverting (must match)
• Package / Case: 8-SOIC form factor (must match)
• Mounting Type: Surface Mount (must match)

Electrical Performance Parameters:

• Voltage - Supply range must encompass or overlap with 4.5V ~ 35V
• Logic Voltage thresholds (VIL, VIH) must be compatible with 0.8V, 3V
• Current - Peak Output (Source, Sink) must meet or exceed 2A, 2A
• Rise / Fall Time performance characteristics
• Operating Temperature range must support -55°C ~ 150°C minimum

Compliance & Certification:

• RoHS3 Compliance (required)
• REACH Status (Unaffected)

The substitute parts IR4426SPBF and IR4426STRPBF meet the functional and electrical compatibility criteria for the IXDI602SITR within the specified parameter constraints.

Parameter Comparison

Engineering Selection Recommendations

IR4426STRPBF (Recommended Primary Substitute)

The IR4426STRPBF is the preferred substitute for the IXDI602SITR. This part maintains active product status with Infineon Technologies, ensuring long-term availability and supply chain stability. The device is available in Cut Tape and Digi-Reel packaging with 20,623 units in stock, providing robust supply security. Both parts are ROHS3 compliant and share identical functional architecture as low-side gate drivers with dual independent channels in 8-SOIC packaging.

The IR4426STRPBF meets all electrical compatibility requirements within the specified parameter ranges. Peak output current capability (2.3A source, 3.3A sink) exceeds the IXDI602SITR minimum specification of 2A. The supply voltage range of 6V ~ 20V is contained within the IXDI602SITR range of 4.5V ~ 35V, making this substitute suitable for applications operating within the 6V ~ 20V window. Logic voltage thresholds (0.8V, 2.7V) are compatible with the IXDI602SITR specification.

The operating temperature range of -40°C ~ 150°C covers the upper portion of the IXDI602SITR range (-55°C ~ 150°C). Applications requiring operation below -40°C require the IXDI602SITR or equivalent parts with extended low-temperature ratings.

IR4426SPBF (Secondary Substitute)

The IR4426SPBF is functionally equivalent to IR4426STRPBF but carries obsolete product status. This part is available in Tube packaging with 2,500 units in stock. Selection of this part should be limited to applications where supply chain continuity is not a primary concern or where existing inventory must be consumed.

Compliance & Certification Alignment

Both substitute parts maintain ROHS3 compliance and REACH unaffected status, matching the regulatory posture of the IXDI602SITR. Moisture sensitivity level differs: the IXDI602SITR carries MSL 1 (unlimited shelf life), while both IR4426 variants carry MSL 2 (1-year shelf life). This difference requires appropriate handling and storage protocols for the substitute parts.

Frequently Asked Questions (FAQ)

Q: Can IR4426STRPBF directly replace IXDI602SITR in all applications?

A: The IR4426STRPBF is functionally compatible as a low-side gate driver with dual independent channels in 8-SOIC packaging. However, applications requiring supply voltages below 6V or operating temperatures below -40°C require the IXDI602SITR or parts with equivalent extended specifications. The IXDI602SITR supports 4.5V minimum supply voltage and -55°C minimum operating temperature, while IR4426STRPBF supports 6V minimum and -40°C minimum respectively.

Q: What are the key differences in electrical performance between IXDI602SITR and IR4426STRPBF?

A: Both parts meet the functional requirements for low-side gate driving. The IR4426STRPBF provides higher peak output current capability (2.3A source, 3.3A sink versus 2A, 2A). The IXDI602SITR offers faster rise and fall times (7.5ns, 6.5ns versus 15ns, 10ns). Logic voltage thresholds differ slightly (VIH 3V versus 2.7V). Selection depends on whether the application prioritizes output current capacity or switching speed.

Q: Are there packaging considerations when substituting IR4426STRPBF for IXDI602SITR?

A: Both parts use 8-SOIC form factor with identical 0.154" (3.90mm) width. The IXDI602SITR includes an exposed pad in the 8-SOIC-EP package, while IR4426STRPBF uses standard 8-SOIC without exposed pad. PCB layout compatibility depends on whether thermal management through the exposed pad is required in the original design. If the exposed pad is utilized for thermal dissipation, alternative parts with exposed pad configuration should be evaluated.

Q: What is the impact of different moisture sensitivity levels?

A: The IXDI602SITR carries MSL 1 (unlimited shelf life), while IR4426STRPBF carries MSL 2 (1-year shelf life). MSL 2 components require controlled storage conditions and have a one-year maximum shelf life from the date of manufacture. Organizations using IR4426STRPBF must implement inventory rotation and moisture control protocols during storage and handling to maintain component reliability.

Q: Why is IR4426SPBF listed as obsolete while IR4426STRPBF is active?

A: Both parts share identical electrical specifications and functionality. The difference reflects product lifecycle status with Infineon Technologies. IR4426SPBF in Tube packaging has reached end-of-life status, while IR4426STRPBF in Cut Tape and Digi-Reel packaging remains in active production. For new designs and long-term supply security, IR4426STRPBF is the appropriate selection.

Q: Can IXDI602SITR be used as a substitute for IR4426STRPBF?

A: Yes, the IXDI602SITR is functionally compatible with IR4426STRPBF and offers extended electrical specifications. The IXDI602SITR supports wider supply voltage range (4.5V ~ 35V versus 6V ~ 20V), extended low-temperature operation (-55°C versus -40°C), and faster switching times. The IXDI602SITR is suitable for applications requiring these enhanced specifications.