ZXGD3101T8TA Equivalent & Substitute Parts

Part Overview

The ZXGD3101T8TA is a high-side or low-side gate driver IC manufactured by Diodes Incorporated, designed for N-channel MOSFET applications. This non-inverting single-channel driver operates across a 5V to 15V supply range with peak output current capability of 2.5A source and 2.5A sink. The device is packaged in SOT-223-8 surface mount configuration and is ROHS3 compliant with unlimited moisture sensitivity rating.

The ZXGD3101T8TA has reached obsolete product status. Identifying functionally equivalent substitute components is necessary to maintain design continuity and ensure component availability for new production runs and field replacements.

Substiute Parts

ZXGD3101T8TA

Diodes IncorporatedIn Stock: 1535ZXGD3101T8TA Datasheet

Current PartRFQ

ZXGD3103N8TC

Diodes IncorporatedIn Stock: 9617ZXGD3103N8TC Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ZXGD3101T8TA is determined by the following critical parameters:

• Driven configuration (high-side or low-side capability)
• Single-channel, non-inverting input topology
• N-channel MOSFET gate drive application
• Supply voltage range compatibility (5V ~ 15V)
• Peak output current specifications (source and sink)
• Operating temperature range (-40°C ~ 150°C)
• Surface mount packaging with equivalent pin configuration
• Regulatory compliance (ROHS3, REACH Unaffected)

The ZXGD3103N8TC qualifies as a manufacturer-recommended substitute based on matching driven configuration, channel type, gate type, input polarity, supply voltage range, operating temperature, and regulatory status. Differences in package form factor (8-SOIC versus SOT-223-8) and peak sink current (6A versus 2.5A) represent design improvements in the active substitute part.

Parameter Comparison

Engineering Selection Recommendations

The ZXGD3103N8TC is the manufacturer-recommended substitute for the obsolete ZXGD3101T8TA. Both devices maintain identical supply voltage range, operating temperature specifications, and regulatory compliance status (ROHS3 Compliant, REACH Unaffected).

The ZXGD3103N8TC is currently in active production status, ensuring long-term component availability and supply chain continuity. The substitute part provides enhanced peak sink current capability (6A versus 2.5A), which represents a performance improvement for applications requiring higher current sinking capacity.

Package form factor differs between the two parts: the original uses SOT-223-8 while the substitute uses 8-SOIC. PCB layout and footprint modifications are required when transitioning to the substitute part. Pin configuration compatibility must be verified against the specific application schematic.

Frequently Asked Questions (FAQ)

Q: Can the ZXGD3103N8TC directly replace the ZXGD3101T8TA without circuit modifications?

A: Functional substitution is possible due to matching driven configuration, supply voltage range, operating temperature, and input polarity. However, package form factor differs (SOT-223-8 versus 8-SOIC), requiring PCB footprint redesign. Pin-to-pin compatibility must be confirmed against your application schematic before implementation.

Q: What is the significance of the higher peak sink current in the ZXGD3103N8TC?

A: The ZXGD3103N8TC provides 6A peak sink current compared to 2.5A in the ZXGD3101T8TA. This represents enhanced current sinking capability, which may improve gate drive performance in applications with high-capacitance MOSFET gates or faster switching requirements. Applications designed for 2.5A sink current will operate within the substitute part's specifications.

Q: Are there compliance or regulatory differences between these parts?

A: Both parts maintain identical regulatory status: ROHS3 Compliant, REACH Unaffected, and unlimited moisture sensitivity rating (MSL 1). No compliance-related design changes are required when substituting between these parts.

Q: What packaging considerations apply when switching from ZXGD3101T8TA to ZXGD3103N8TC?

A: The original part uses SOT-223-8 surface mount packaging while the substitute uses 8-SOIC (0.154", 3.90mm Width). These are different physical packages requiring separate PCB footprints. Verify pin assignments and signal routing compatibility with your specific application before layout implementation.

Q: Is the ZXGD3101T8TA still available for procurement?

A: The ZXGD3101T8TA is classified as obsolete. The ZXGD3103N8TC is the active, manufacturer-recommended substitute with confirmed production availability.