MCP1416T-E/OT vs NX3008NBKS,115: Component Comparison for Gate Driver and MOSFET Array
Quick verdict
For gate driver applications requiring high peak gate drive current and fast switching of N-channel MOSFETs or IGBTs on the low side, the MCP1416T-E/OT is the clear choice due to its 1.5A peak source/sink capability and integrated driver functionality. Conversely, for low-voltage switching or load switching where a compact dual MOSFET array with logic-level gate thresholds and automotive-grade qualification is needed, the NX3008NBKS,115 MOSFET array offers a compact and thermally efficient solution but cannot replace a dedicated gate driver IC.
Spec comparison table
| Spec | MCP1416T-E/OT | NX3008NBKS,115 | Notes |
|---|---|---|---|
| Channel type | Single driver | Dual N-Channel MOSFETs | MCP1416T is a driver IC; NX3008NBKS is a MOSFET array, not a driver |
| Current peak output source/sink | 1.5A / 1.5A | 350mA continuous, 1.4A spike | MCP1416T delivers much higher peak drive current, critical for fast gate charging |
| Programmable | Not Verified | N/A | MCP1416T has no programmable logic; NX3008NBKS is a MOSFET array |
| Driven configuration | Low-Side driver | N/A | MCP1416T designed for low-side gate drive; NX3008NBKS is a transistor array |
| Gate type | IGBT, MOSFET (N & P channel) | N-Channel MOSFET | MCP1416T supports both MOSFET and IGBT; NX3008NBKS is strictly dual N-MOSFET |
| Input type | Non-inverting logic input | N/A | MCP1416T input logic thresholds specified; NX3008NBKS is transistor device only |
| Logic Voltage V_IL / V_IH | 0.8V / 2.4V | N/A | MCP1416T logic input thresholds around 2.4V high, 0.8V low |
| Mounting type | Surface mount | Surface mount | Both SMT; package footprint differences apply |
| Number of drivers | 1 | 2 MOSFETs | MCP1416T is single driver channel; NX3008NBKS includes two FETs |
| Operating temperature range (TJ) | -40°C to 150°C | -55°C to 150°C | NX3008NBKS wider low-temp range; both rated to 150°C max junction |
| Package case | SC-74A, SOT-753 (SOT-23-5) | 6-TSSOP | NX3008NBKS physically larger package, more pins |
| Rise/Fall time typical | 20ns / 20ns | 11ns rise, 19ns fall (typical) | NX3008NBKS MOSFET switching times are competitive but apply to transistor, not driver IC |
| Supply voltage range | 4.5V to 18V | 30V max MOSFET V_DS | MCP1416T driver supply voltage range; NX3008NBKS max drain-source voltage |
| Absolute max rating | Not explicitly stated | 30V V_DS max, 350mA continuous | NX3008NBKS max ratings apply to MOSFET device; MCP1416T driver specs differ |
| Gate charge (Q_g) typical | N/A (driver IC) | 0.52–0.68 nC @ 4.5V | NX3008NBKS low gate charge aids in low drive losses |
| Drain-source on resistance (R_DS(on)) typical | N/A | 1–1.4 Ω @ 350mA, 4.5V | NX3008NBKS R_DS(on) is relatively high, limiting load current and efficiency |
| Drain current continuous | N/A (driver IC) | 350mA | NX3008NBKS low continuous current rating |
| Drain current spike max | N/A (driver IC) | 1.4A (max) | NX3008NBKS allows short spikes up to 1.4A |
| Input capacitance (C_iss) typical | N/A | 34–50 pF | NX3008NBKS input capacitance affects switching speed and gate drive requirements |
| Power dissipation max | Not specified | 445mW max | NX3008NBKS power dissipation limited by package and R_DS(on) |
| ESD rating | Not specified | 2000V | NX3008NBKS meets 2kV ESD rating |
| Qualification | Not specified | AEC-Q101 automotive qualified | NX3008NBKS suitable for automotive-grade designs |
| Thermal resistance junction-to-ambient | Not specified | ~300 K/W typical per device | NX3008NBKS thermal resistance high, typical for small MOSFET arrays |
| Thermal resistance junction-to-solder point | Not specified | 130 K/W typical | NX3008NBKS thermal path limited by small package |
Design trade-offs
The MCP1416T-E/OT is a dedicated low-side gate driver IC designed to provide strong, symmetrical peak drive currents of 1.5A sourcing and sinking. This capability translates to rapid MOSFET or IGBT gate charging and discharging, essential for efficient switching in power stages operating at moderate to high frequencies. The 4.5V to 18V supply range offers flexibility, supporting logic-level and higher-voltage gate drive voltages. The small SOT-23-5 package helps minimize PCB footprint and parasitic inductances, critical for clean switching waveforms and EMI control.
In contrast, the NX3008NBKS,115 is a dual N-channel MOSFET array rather than a gate driver. With a 30V maximum drain-source voltage rating and a continuous drain current rating of only 350mA (with spikes up to 1.4A), it is suitable for low-current switching applications such as signal-level loads or low-voltage solid-state relay functions. Its gate charge is very low (~0.52–0.68nC), which reduces the drive current needed from an external driver but comes with relatively high on-resistance (1–1.4Ω typical), limiting efficiency and power handling.
Thermally, the NX3008NBKS package has a high junction-to-ambient thermal resistance (~300 K/W), restricting power dissipation to under 0.5W without additional heatsinking. The MCP1416T datasheet does not specify thermal resistance, but as a driver IC, its power dissipation is generally lower, and thermal management is less challenging compared to power MOSFETs. The MCP1416T’s ability to switch larger MOSFET gates effectively reduces total switching losses in the power stage, improving overall efficiency.
From a layout perspective, MCP1416T requires careful placement near the power MOSFET gate to minimize parasitic inductance and ringing, but its simpler 5-pin package eases routing. The NX3008NBKS’s 6-TSSOP package is larger and requires more board area, but integrating two MOSFETs in one package simplifies discrete transistor count in low-current designs.
Cost-wise, MCP1416T is a specialized IC likely priced higher per unit than the MOSFET array, which is a commodity component. However, the MCP1416T enables more efficient power conversion and faster switching speeds, potentially reducing system BOM cost by allowing smaller heatsinks or higher switching frequencies.
Use-case fit
Choose MCP1416T-E/OT when…
- You need a dedicated low-side gate driver with symmetric 1.5A peak drive current for driving power MOSFETs or IGBTs.
- Designing a high-frequency DC-DC converter or synchronous buck regulator requiring precise, fast gate switching.
- Your load requires gate drive voltages from 4.5V to 18V with a non-inverting input logic interface.
- Minimizing gate drive losses and switching transition times is critical to overall system efficiency.
- Board space is limited and you require a small SOT-23-5 footprint for your gate driver IC.
Choose NX3008NBKS,115 when…
- You require a compact dual N-channel MOSFET array for low-current load switching up to 350mA continuous.
- Operating voltage is up to 30V with logic-level gate thresholds and you want automotive-grade (AEC-Q101) qualification.
- Your design benefits from integrating two MOSFETs in one package to reduce component count.
- Power dissipation is low (<445mW) and switching speed is moderate, with typical rise/fall times around 11ns/19ns.
- You need a transistor array rather than a dedicated driver IC, for example in low-side load switches or signal multiplexing.
Drop-in compatibility
There is no pin or footprint compatibility between the MCP1416T-E/OT and NX3008NBKS,115. The MCP1416T is a 5-pin gate driver IC in a SOT-23-5 (SC-74A) package, while the NX