MIC4425ZWM-TR Low-Side Gate Driver IC

Part Overview

The MIC4425ZWM-TR is a low-side gate driver IC manufactured by Microchip Technology, designed for driving N-Channel and P-Channel MOSFETs in power management applications. This device operates as an independent dual-channel driver with both inverting and non-inverting input configurations. The part is currently in active production status with 814 units available in stock. Alternative models may be required due to packaging preferences, extended temperature range requirements, or specific performance characteristics such as faster switching times.

Substiute Parts

MIC4425ZWM-TR

Microchip TechnologyIn Stock: 885MIC4425ZWM-TR Datasheet

Current PartRFQ

TC4425EOE

Microchip TechnologyIn Stock: 946TC4425EOE Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the MIC4425ZWM-TR is determined by strict equivalence across the following critical parameters:

• Driven Configuration: Low-Side
• Number of Drivers: 2 (independent channels)
• Gate Type: N-Channel, P-Channel MOSFET support
• Voltage - Supply: 4.5V ~ 18V
• Current - Peak Output: 3A source and 3A sink capability
• Input Type: Inverting and Non-Inverting configurations
• Package / Case: 16-SOIC form factor
• Mounting Type: Surface Mount

The TC4425EOE qualifies as a direct substitute based on matching all critical electrical and mechanical parameters. Differences in packaging format (Tube vs. Tape & Reel), operating temperature range, switching speed, and moisture sensitivity level do not affect functional equivalence for gate driver applications where these specifications remain within acceptable design margins.

Parameter Comparison

Engineering Selection Recommendations

Both MIC4425ZWM-TR and TC4425EOE are active production devices from Microchip Technology with ROHS3 compliance and REACH unaffected status. Selection between these parts is based on application-specific requirements:

The MIC4425ZWM-TR is supplied in Tape & Reel packaging with a standard moisture sensitivity level of 2 and an operating temperature range of 0°C to 150°C.

The TC4425EOE is supplied in Tube packaging with improved moisture sensitivity level of 1 and an extended lower operating temperature range of -40°C to 150°C. This substitute also provides faster switching characteristics with rise and fall times of 23ns and 25ns respectively, compared to 28ns and 32ns for the main part.

Selection should account for production volume requirements (Tape & Reel vs. Tube), environmental operating conditions, and switching speed performance margins within the application circuit.

Frequently Asked Questions (FAQ)

Q: Can TC4425EOE be used as a direct replacement for MIC4425ZWM-TR?

A: Yes. Both devices share identical electrical specifications for supply voltage, output current, input logic levels, and gate driver functionality. The 16-SOIC package dimensions are equivalent, enabling direct PCB footprint compatibility.

Q: What are the differences between these two parts?

A: The primary differences are packaging format (Tape & Reel vs. Tube), operating temperature range (-40°C to 150°C vs. 0°C to 150°C), switching speed (23ns/25ns vs. 28ns/32ns rise/fall times), and moisture sensitivity level (1 vs. 2). These differences do not affect functional gate driver operation.

Q: Which part should be selected for extended temperature applications?

A: The TC4425EOE supports operation down to -40°C, making it suitable for applications requiring extended lower temperature performance. The MIC4425ZWM-TR is rated to 0°C minimum.

Q: Are there packaging considerations for high-volume production?

A: Yes. The MIC4425ZWM-TR is supplied in Tape & Reel format, optimized for automated assembly. The TC4425EOE is supplied in Tube packaging, which may require different handling in production environments.

Q: Do both parts require the same PCB layout and design considerations?

A: Yes. Both devices use the 16-SOIC package with identical pin assignments and electrical characteristics, requiring no changes to PCB layout, routing, or decoupling strategies.