IXDD509PI Low-Side Gate Driver IC Equivalent & Substitute Parts

Part Overview

The IXDD509PI is a low-side gate driver IC manufactured by IXYS, designed for driving IGBT, N-Channel, and P-Channel MOSFET devices in power management applications. This non-inverting 8-DIP through-hole component operates across a supply voltage range of 4.5V to 30V with peak output current capability of 9A source and sink.

The IXDD509PI is classified as obsolete. Identifying suitable substitute components is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for applications utilizing this gate driver topology.

Substiute Parts

IXDD509PI

IXYSIn Stock: 724IXDD509PI Datasheet

Current PartRFQ

IXDD609PI

IXYS Integrated Circuits DivisionIn Stock: 1413IXDD609PI Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IXDD509PI is determined by strict equivalence across the following critical parameters:

Mandatory Matching Criteria:

• Driven Configuration: Low-Side
• Channel Type: Single
• Number of Drivers: 1
• Gate Type: IGBT, N-Channel, P-Channel MOSFET
• Input Type: Non-Inverting
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)

Allowable Parameter Ranges for Substitution:

• Voltage - Supply: Must support minimum 4.5V and accommodate the original 30V specification
• Logic Voltage - VIL, VIH: Must maintain compatibility with 0.8V minimum and 2.4V minimum thresholds
• Current - Peak Output (Source, Sink): Must equal or exceed 9A for both source and sink
• Rise / Fall Time: May vary within acceptable switching performance margins
• Operating Temperature: Must support the full -55°C ~ 150°C range

The IXDD609PI meets all mandatory matching criteria and operates within allowable parameter ranges, qualifying it as a direct substitute for the obsolete IXDD509PI.

Parameter Comparison

Engineering Selection Recommendations

The IXDD609PI is the qualified substitute for the obsolete IXDD509PI based on the following engineering criteria:

Functional Equivalence: Both components share identical driven configuration, channel topology, gate type support, and input logic characteristics. Pin-to-pin compatibility is maintained through identical 8-DIP packaging.

Electrical Performance: The IXDD609PI meets or exceeds all electrical specifications of the IXDD509PI. Supply voltage range extends to 35V (versus 30V), logic voltage thresholds increase to 3V (versus 2.4V), and switching performance improves with faster rise and fall times (22ns/15ns versus 25ns/23ns).

Product Availability: The IXDD609PI holds active product status with confirmed inventory availability, eliminating supply chain risk associated with the obsolete IXDD509PI.

Compliance and Certification: The IXDD609PI is RoHS3 compliant and maintains REACH unaffected status, consistent with modern regulatory requirements. Both components share identical MSL rating and ECCN classification.

Frequently Asked Questions (FAQ)

Q: Can the IXDD609PI directly replace the IXDD509PI in existing designs?

A: Yes. The IXDD609PI is a direct substitute. Both components feature identical 8-DIP through-hole packaging, single low-side gate driver configuration, and support for IGBT and MOSFET gate driving. Pin assignments and functional behavior are equivalent.

Q: What are the key differences between these two gate drivers?

A: The primary differences are product status and enhanced electrical specifications. The IXDD609PI is an active product with improved switching performance (faster rise and fall times), extended supply voltage range (35V maximum versus 30V), and higher logic voltage thresholds (3V versus 2.4V). These enhancements provide greater design margin without compromising backward compatibility.

Q: Are there any thermal or operating temperature considerations?

A: Both components operate across the identical temperature range of -55°C to 150°C junction temperature. No thermal derating differences exist between the two devices.

Q: Does the IXDD609PI require different PCB layout or design modifications?

A: No. The identical 8-DIP package footprint and pin configuration eliminate the need for PCB redesign. Existing board layouts designed for the IXDD509PI accommodate the IXDD609PI without modification.

Q: What is the moisture sensitivity level for the IXDD609PI?

A: Both the IXDD509PI and IXDD609PI carry MSL rating 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Is the IXDD609PI available in the same packaging options?

A: The IXDD609PI is supplied in tube packaging, while the IXDD509PI packaging specification was not detailed. Both maintain the 8-DIP (0.300", 7.62mm) component package format suitable for through-hole assembly.