NCL30167DR2G LED Driver IC Equivalent & Substitute Parts

Part Overview

The NCL30167DR2G is an AC DC offline switcher LED driver IC manufactured by onsemi, designed for lighting applications with triac dimming capability. This device features a step-up (boost) topology and operates across a supply voltage range of 8.8V to 20V. The part is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity.

Substiute Parts

NCL30167DR2G

onsemiIn Stock: 1150NCL30167DR2G Datasheet

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MP4050AGJ-P

Monolithic Power Systems Inc.In Stock: 787MP4050AGJ-P Datasheet

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TPS92314D/NOPB

Texas InstrumentsIn Stock: 1882TPS92314D/NOPB Datasheet

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TPS92411DBVT

Texas InstrumentsIn Stock: 2467TPS92411DBVT Datasheet

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TPS92411PDDAR

Texas InstrumentsIn Stock: 15459TPS92411PDDAR Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the NCL30167DR2G requires matching on the following critical parameters:

• Device Type: AC DC offline switcher topology for lighting applications
• Number of Outputs: Single output configuration
• Supply Voltage Compatibility: Operating range must overlap or encompass the 8.8V–20V specification
• Dimming Capability: Triac dimming support or equivalent dimming functionality
• Package Form Factor: Surface mount packages suitable for equivalent PCB integration
• Compliance: RoHS3 compliance and automotive-grade certifications where applicable

The substitute parts identified below satisfy these criteria across different topologies (flyback, buck, boost) and package configurations, enabling design flexibility while maintaining functional equivalence for LED driver applications.

Parameter Comparison

Engineering Selection Recommendations

TPS92314D/NOPB (Texas Instruments, Active Status)

• Recommended for designs requiring flyback topology with supply voltage range 13V–35V
• 8-SOIC package provides compact form factor
• MSL rating of 1 (unlimited) ensures superior moisture handling
• Active product status guarantees long-term availability and support

TPS92411DBVT (Texas Instruments, Active Status)

• Recommended for applications requiring multi-topology flexibility (flyback, buck, boost)
• Extended supply voltage range 7.5V–100V accommodates diverse input specifications
• SOT-23-5 package enables space-constrained designs
• Operating temperature range extended to 150°C supports high-reliability applications
• MSL rating of 1 (unlimited) provides optimal moisture protection

TPS92411PDDAR (Texas Instruments, Active Status)

• Recommended for designs requiring enhanced thermal management via PowerPad package
• Multi-topology support (flyback, buck, boost) with supply range 7.5V–94V
• 8-SO PowerPad configuration suitable for higher power dissipation scenarios
• Active product status with established supply chain

MP4050AGJ-P (Monolithic Power Systems Inc., Active Status)

• Recommended for applications with lower supply voltage requirements (4.1V–5V)
• Step-down (buck) topology with integrated internal switch
• TSOT-23-5 package for minimal PCB footprint
• Automotive-grade qualification available
• MSL rating of 1 (unlimited) ensures reliability in moisture-sensitive environments

All substitute parts maintain ROHS3 compliance and are classified as active products, ensuring design continuity and long-term component availability.

Frequently Asked Questions (FAQ)

Q: Can the NCL30167DR2G be directly replaced with any of these substitute parts? A: Direct pin-for-pin replacement is not guaranteed due to package differences (10-SOIC vs. 8-SOIC, SOT-23-5, 8-SO PowerPad, TSOT-23-5). PCB layout modifications and firmware adjustments may be required. Verify topology compatibility with your application before implementation.

Q: What is the primary difference between the substitute topologies? A: The NCL30167DR2G uses step-up (boost) topology. Substitute parts employ flyback (TPS92314D/NOPB, TPS92411DBVT, TPS92411PDDAR) or step-down (buck) (MP4050AGJ-P) topologies. Topology selection depends on input/output voltage relationships and application requirements.

Q: Which substitute part has the widest supply voltage range? A: TPS92411DBVT offers the widest range at 7.5V–100V, providing maximum flexibility for diverse input specifications.

Q: Are all substitute parts suitable for triac dimming applications? A: The NCL30167DR2G explicitly supports triac dimming. Substitute parts do not list triac dimming in their specifications. Verify dimming compatibility with your specific application requirements before selection.

Q: What is the significance of MSL (Moisture Sensitivity Level) ratings? A: MSL ratings indicate moisture exposure limits during storage and handling. MSL 1 (unlimited) provides superior protection compared to MSL 3 (168 hours). TPS92314D/NOPB, TPS92411DBVT, and MP4050AGJ-P offer better moisture tolerance for extended storage.

Q: Which substitute part is recommended for automotive applications? A: MP4050AGJ-P carries automotive-grade qualification, making it suitable for automotive lighting systems requiring enhanced reliability standards.

Q: Can I use the MP4050AGJ-P as a direct replacement given its lower voltage range? A: MP4050AGJ-P operates at 4.1V–5V, which does not overlap the NCL30167DR2G range of 8.8V–20V. This part is suitable only for applications with significantly lower supply voltages and requires complete circuit redesign.