MCP1402T-E/OT vs 2EDN7524GXTMA1 Gate Driver ICs: Component Comparison
Quick verdict
For simple, low-current single-driver applications with limited board space and basic MOSFET or IGBT gate drive needs, the MCP1402T-E/OT is a compact, straightforward choice. When driving high-speed, high-current GaN or MOSFET switches that require fast switching times, matched dual channels, and greater drive strength, the 2EDN7524GXTMA1 is clearly superior despite its larger footprint and complexity.
Spec comparison table
| Spec | MCP1402T-E/OT | 2EDN7524GXTMA1 | Notes |
|---|---|---|---|
| Channel type | Single | Independent (2 drivers) | Dual drivers enable half-bridge or multi-channel designs; single driver limits flexibility. |
| Number of drivers | 1 | 2 | 2EDN7524GXTMA1 supports dual independent outputs, useful for complementary or multi-phase. |
| Current peak output source/sink | 500mA / 500mA | 5A / 5A | 2EDN7524GXTMA1 provides 10x higher peak current, critical for fast switching of large gates. |
| Driven configuration | Low-Side | Low-Side | Both are low-side drivers, no difference here. |
| Gate type | IGBT, MOSFET (N-Channel, P-Channel) | GaN FET, MOSFET (N-Channel) | MCP1402T-E/OT supports P-Channel and IGBT; 2EDN7524GXTMA1 focuses on N-Channel MOSFET and GaN. |
| Input type | Non-Inverting | Non-Inverting | Both non-inverting, compatible with standard logic signals. |
| Logic voltage VIL / VIH | 0.8V / 2.4V | Not specified | MCP1402T-E/OT specified VIH/VIL gives clearer input logic level requirements. |
| Input voltage range | Not specified | -5V to +20V | 2EDN7524GXTMA1 tolerates wider input voltage, useful in noisy or harsh environments. |
| Voltage supply | 4.5V to 18V | 4.5V to 20V | 2EDN7524GXTMA1 supports slightly wider supply range. |
| Operating temperature range (TJ) | -40°C to 150°C | -40°C to 150°C | Equivalent thermal operating range. |
| Rise time (typical) | 19ns | 5.3ns | 2EDN7524GXTMA1 is ~3.5x faster, better for high-frequency switching. |
| Fall time (typical) | 15ns | 4.5ns | Faster fall time on 2EDN7524GXTMA1 reduces switching losses. |
| Package case | SC-74A, SOT-753 (SOT-23-5) | 8-WDFN Exposed Pad (PG-WSON-8-1) | MCP1402T-E/OT smaller footprint; 2EDN7524GXTMA1 has exposed pad for better thermal dissipation. |
| Mounting type | Surface mount | Surface mount | Both SMT, no difference. |
| Supply voltage max (absolute max) | 18V | 20V | 2EDN7524GXTMA1 allows higher max supply voltage. |
| On resistance (typical) | Not specified | 0.7Ω (pos), 0.55Ω (neg) | 2EDN7524GXTMA1’s output stage Rds(on) equivalent affects efficiency and thermal loss. |
| Output current sink max | 500mA | 5A | 2EDN7524GXTMA1 supports 10x higher sink current; critical for large gate charge MOSFETs. |
| Output current source max | 500mA | 5A | Same as sink current. |
| Channel-to-channel delay accuracy | N/A (single channel) | 1ns (typical) | Tight matching essential for synchronous gate drive applications. |
| Input enable pins | No | Yes | 2EDN7524GXTMA1 supports enable pins, useful for firmware-controlled gating. |
| Undervoltage lockout (UVLO) | Not specified | 4.2V / 8V (with hysteresis) | UVLO on 2EDN7524GXTMA1 enhances robustness against undervoltage conditions. |
| Input pull-up / pull-down resistors | Not specified | 400kΩ / 100kΩ | Integrated resistors simplify input biasing on 2EDN7524GXTMA1. |
| Thermal resistance junction-to-ambient (typ) | Not specified | 61 K/W (WSON-8), 64 K/W (TSSOP-8) | 2EDN7524GXTMA1 thermal specs indicate moderate heat dissipation; MCP1402T-E/OT not specified. |
| ESD capability (typical) | Not specified | 1.5kV (CDM), 2.5kV (HBM) | 2EDN7524GXTMA1 has specified ESD ratings, useful for rugged environments. |
| Minimum input pulse width | Not specified | 151ns (min) | 2EDN7524GXTMA1 requires minimum pulse width, relevant in high-frequency PWM. |
| Input signal duty cycle | Not specified | 10–90% (typ) | Limited duty cycle range on 2EDN7524GXTMA1 must be respected. |
| Reverse current (typ, max) | Not specified | Various values up to -10W | 2EDN7524GXTMA1 datasheet details reverse current behavior, important in some designs. |
Design trade-offs
The most striking difference between these two drivers lies in their drive current capability and channel count. The MCP1402T-E/OT’s single channel and 500mA peak source/sink current limits it to driving relatively small MOSFET gates or IGBTs with low gate charge or applications where switching speed is not critical. In contrast, the 2EDN7524GXTMA1’s dual independent channels each deliver up to 5A peak current, enabling it to rapidly charge and discharge large GaN or MOSFET gates, reducing switching losses and improving efficiency at high frequencies.
This difference directly affects layout and thermal design. The MCP1402T-E/OT’s SOT-23-5 package is very compact, making it suitable for dense boards or cost-sensitive designs with limited gate drive requirements. However, its limited current capacity means switching losses in the MOSFET may be higher, and switching transition times longer, potentially increasing EMI and heat in the power stage. The 2EDN7524GXTMA1’s exposed pad 8-WDFN package supports better thermal conduction, essential when driving multiple channels at high current. The larger package footprint and more pins increase PCB area but provide better heat spreading and more robust electrical connections.
From a firmware and system perspective, the 2EDN7524GXTMA1 offers enable pins and undervoltage lockout with hysteresis, enhancing design robustness and control flexibility. The MCP1402T-E/OT lacks these features, so external circuitry must handle UVLO and enable logic if needed. The 2EDN7524GXTMA1 also accommodates a wider input voltage range (-5V to +20V), providing better tolerance to noisy or fault conditions on the input signal.
The rise/fall times are significantly faster on the 2EDN7524GXTMA1 (around 5ns vs 15-19ns), which improves switching efficiency and reduces losses but also demands careful PCB layout to minimize ringing and EMI. The MCP1402T-E/OT’s slower edges are easier to manage but limit switching frequency and efficiency.
Cost-wise, the MCP1402T-E/OT’s simplicity and smaller package are likely cheaper per unit and easier to source for low-to-mid volume designs. The 2EDN7524GXTMA1’s complex dual driver and advanced features come at a premium but enable high-performance designs that offset cost in power savings and system reliability.
Use-case fit
Choose MCP1402T-E/OT when…
- Driving a single low-to-mid gate charge N- or P-channel MOSFET or IGBT in low-frequency switching power supplies or motor drives.
- Board space is limited, and a small SOT-23-5 package is mandatory.
- Peak gate drive current requirements do not exceed ~500mA.
- Simple non-inverting input logic is sufficient without enable or UVLO features.
- Cost sensitivity is high, and additional external circuitry to handle UVLO or enable is acceptable.
Choose 2EDN7524GXTMA1 when…
- Driving multiple N-channel MOSFETs or GaN FETs in high-frequency synchronous buck or boost converters requiring matched dual outputs.
- High gate drive current (up to 5A) is needed to minimize switching losses and enable