MCP1402T-E/OT vs 6ED003L06F2XUMA1: Gate Driver IC Comparison
Quick verdict
For single low-side MOSFET or IGBT gate drive applications with tight board space and simple drive requirements, the MCP1402T-E/OT is the more practical choice due to its compact SOT-23-5 package, fast switching times, and wide supply range. Conversely, for three-phase inverter or half-bridge topologies requiring multiple isolated high- and low-side drivers with bootstrap functionality, the 6ED003L06F2XUMA1 is the better fit, offering integrated half-bridge drive and higher-voltage bootstrap capability despite slower switching transitions and a larger footprint.
Spec comparison table
| Spec | MCP1402T-E/OT | 6ED003L06F2XUMA1 | Notes |
|---|---|---|---|
| Channel type | Single | 3-Phase | 6ED003L06F2XUMA1 supports 6 drivers (3 half-bridges) vs MCP1402T-E/OT single driver |
| Current peak output source/sink | 500mA / 500mA | Not specified | MCP1402T-E/OT specifies 500mA peak drive current, useful for driving larger gate charge MOSFETs |
| Driven configuration | Low-Side | Half-Bridge | 6ED003L06F2XUMA1 integrates high- and low-side half-bridge drivers, MCP1402T-E/OT is low-side only |
| Gate type | IGBT, MOSFET (N-Channel, P-Channel) | IGBT, MOSFET (N-Channel, P-Channel) | Both support typical power transistor types |
| Input type | Non-Inverting | Inverting | Polarity difference impacts signal conditioning and logic interfacing |
| Logic voltage V_IL / V_IH | 0.8V / 2.4V | 1.1V / 1.7V | MCP1402T-E/OT has wider logic input thresholds better suited for 3.3V or 5V logic |
| Mounting type | Surface Mount | Surface Mount | Both suitable for standard SMT assembly |
| Number of drivers | 1 | 6 | 6ED003L06F2XUMA1 integrates more drivers, reducing component count for multi-phase designs |
| Operating temperature range | -40°C to 150°C (TJ) | -40°C to 125°C (TJ) | MCP1402T-E/OT supports higher max junction temperature |
| Package case | SC-74A, SOT-753 (SOT-23-5) | PG-DSO-28 (28-SOIC, 7.5mm width) | MCP1402T-E/OT is much smaller footprint, beneficial for space-constrained designs |
| Rise / Fall time (typical) | 19ns / 15ns | 60ns / 26ns | MCP1402T-E/OT provides faster rise/fall times, enabling higher switching frequency or lower switching losses |
| Supplier device package | SOT-23-5 | PG-DSO-28 | Larger package for 6ED003L06F2XUMA1 due to multi-driver integration |
| Voltage supply | 4.5V to 18V | 13V to 17.5V | MCP1402T-E/OT supports wider and lower voltage supply range, increasing flexibility |
| High-side voltage max bootstrap | N/A | 620 V | 6ED003L06F2XUMA1 supports high-voltage bootstrap for driving high-side MOSFETs/IGBTs |
Design trade-offs
The MCP1402T-E/OT is a straightforward single-channel low-side driver with a wide supply range (4.5V to 18V) and a compact SOT-23-5 package. This makes it ideal for simple gate drive needs where board space is limited and only low-side control is required. Its fast rise and fall times (19ns and 15ns typical) help reduce switching losses and EMI, which is critical in high-frequency switching applications. The specified 500mA peak source and sink current allow it to drive moderately large MOSFET or IGBT gates efficiently without additional buffering.
In contrast, the 6ED003L06F2XUMA1 targets three-phase or half-bridge power conversion designs. It integrates six drivers in a 28-pin SOIC package, significantly reducing component count and simplifying board routing in multi-phase motor drive or inverter topologies. The inclusion of high-side bootstrap voltage capability up to 620V enables direct drive of high-side switches in half-bridge configurations, a feature absent in the MCP1402T-E/OT. However, the 6ED003L06F2XUMA1 has slower rise times (60ns typical) which may increase switching losses and EMI, potentially necessitating additional snubbing or filtering.
Thermally, the MCP1402T-E/OT’s higher maximum junction temperature rating (150°C vs 125°C) offers more headroom in harsh environments or when operating at the limits of its current drive capability. The smaller package also means less thermal mass and potentially tighter coupling to PCB copper for heat dissipation, but care must be taken to avoid thermal runaway in high-current scenarios. The 6ED003L06F2XUMA1’s larger package and distributed drivers spread heat generation but require more PCB area, which may affect thermal management strategies.
From a firmware and signal interface perspective, MCP1402T-E/OT’s non-inverting input and wider logic input thresholds (0.8V low, 2.4V high) make it easier to interface with 3.3V or 5V logic without additional level shifting. The 6ED003L06F2XUMA1’s inverting input with tighter thresholds (1.1V low, 1.7V high) may require careful signal conditioning to avoid mis-triggering, especially in noisy environments.
Cost-wise, MCP1402T-E/OT is likely cheaper per unit due to its simpler function and smaller package. The 6ED003L06F2XUMA1’s integrated multi-driver functionality and complex half-bridge features justify its larger size and higher cost but reduce overall system cost by integrating multiple drivers.
Use-case fit
Choose MCP1402T-E/OT when…
- Designing a single low-side gate drive for a discrete MOSFET or IGBT stage in DC-DC converters or simple motor control.
- Board space is at a premium, and a compact SOT-23-5 package is required.
- The supply voltage varies widely (4.5V to 18V) or may dip below 13V.
- Fast switching transitions are needed to minimize switching losses and EMI.
- Operating temperature may reach up to 150°C, requiring a higher junction temperature rating.
Choose 6ED003L06F2XUMA1 when…
- Developing a three-phase inverter or multi-phase power converter requiring six integrated drivers.
- Driving half-bridge topologies with high-side MOSFETs/IGBTs needing bootstrap voltage support up to 620V.
- Reducing PCB component count and simplifying routing for complex multi-driver systems.
- The design operates within a 13V to 17.5V supply voltage range.
- The system tolerates slower switching transitions or incorporates external measures to handle increased switching losses.
Drop-in compatibility
These parts are not pin- or footprint-compatible. The MCP1402T-E/OT is a single-channel low-side driver in a 5-pin SOT-23 package, while the 6ED003L06F2XUMA1 is a 28-pin SOIC device integrating six half-bridge drivers with different input logic polarity and supply voltage requirements. Substituting one for the other requires substantial schematic and PCB redesign, including changes to power supply, signal interface, and layout.
Alternatives to consider
- IR2110 (International Rectifier): Popular half-bridge driver with high-side bootstrap support and dual-channel outputs, suitable for 3-phase applications.
- MIC4452 (Microchip Technology): High-current single low-side driver with peak currents up to 9A, better for driving large gate charge MOSFETs.
- UCC37322 (Texas Instruments): Single-channel, high-speed MOSFET driver with up to 9A peak current and wide supply voltage range, useful in high-frequency switching designs.