MCP1407 Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The MCP1407 is a high-speed single MOSFET gate driver IC from Microchip capable of sourcing and sinking 6 A peak output current with 4.5 V to 18 V supply operation. It features rail-to-rail output swing and fast rise/fall times for driving large power MOSFETs efficiently. Packaged in an 8-pin DIP for easy prototyping and through-hole assembly in motor drives and power converters.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP1407 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP1407?
- 6 A peak source and sink output current for fast MOSFET switching
- 4.5 V to 18 V wide supply range compatible with standard gate-drive voltages
- TTL and CMOS compatible input thresholds (VIL 0.8 V, VIH 2.4 V) for direct logic drive
- Rail-to-rail output swing to fully enhance or inhibit power switches
- Low propagation delay for high-frequency switching applications up to several hundred kHz
What is MCP1407 used for?
The MCP1407 is widely used to drive N-channel MOSFETs in synchronous buck converters, half-bridge motor controllers, and DC-DC power modules where fast gate transitions reduce switching losses. Its 6 A peak output current enables rapid charging of large gate capacitances on high-current power switches in inverter and UPS designs. The device also suits solenoid drivers and relay control circuits that require a robust logic-level interface to a high-power switching element.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for MCP1407?
Compatible alternatives and drop-in replacements for MCP1407:
Frequently Asked Questions
What peak output current does MCP1407 provide, and why does that matter for driving large power MOSFETs?
The MCP1407 can source and sink up to 6 A peak output current, which rapidly charges and discharges large MOSFET gate capacitances. Faster switching transitions reduce overlap between drain voltage and current, lowering switching losses and enabling higher switching frequencies in buck converters and motor drives.
Over what supply voltage range does MCP1407 operate, making it compatible with typical gate-drive circuits?
MCP1407 operates from 4.5 V to 18 V, covering standard 5 V logic supplies and the 12 V to 15 V gate-drive rails used in power MOSFET applications. The rail-to-rail output ensures the MOSFET gate is fully driven to the supply level, minimizing on-resistance and conduction losses.
How does MCP1407 interface with 3.3 V microcontroller PWM outputs given its logic threshold specifications?
MCP1407 has a VIL of 0.8 V and a VIH of 2.4 V, so a 3.3 V PWM signal from a microcontroller easily exceeds the 2.4 V threshold, ensuring reliable switching without level-translation circuitry. This simplifies PCB design in embedded motor-control systems running from 3.3 V processor cores paired with a 12 V gate-drive supply.
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