MCP1405-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The MCP1405-E/P is a dual MOSFET power driver from Microchip with 4.5 A peak drive current and 4.5 V to 18 V operating range in an 8-Pin PDIP package. It features Schmitt trigger inputs and high-side drive capability for reliable switching in noisy environments. Available with 8-week lead time for prototype and production power design.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP1405-E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4854(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4.5 A peak drive current capability enabling fast MOSFET switching transitions in high-current power converter designs up to 18 V
- Schmitt trigger input with hysteresis providing robust noise immunity in electrically noisy industrial and automotive switching environments
- Dual driver functions with high-side drive support in through-hole PDIP-8 package for easy prototyping and breadboard development
Applications
The MCP1405-E/P is ideal for driving N-channel and P-channel MOSFETs in synchronous buck converters, half-bridge motor drivers, and inverter circuits operating from 4.5 V to 18 V supplies. Its 4.5 A peak drive current reduces MOSFET switching losses by rapidly charging and discharging gate capacitance in high-frequency power conversion stages. Solenoid drivers, relay coil drivers, and industrial motor control boards also leverage its dual-driver configuration and noise-immune Schmitt trigger inputs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 9 |
| High Side Driver | YES |
| Input Characteristics | SCHMITT TRIGGER |
| Interface IC Type | BUFFER OR INVERTER BASED MOSFET DRIVER |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Characteristics | TOTEM-POLE |
| Output Peak Current Limit-Nom | 4.5A |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Supply Current-Max | 3mA |
| Supply Voltage-Max | 18V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage1-Max | 18V |
| Supply Voltage1-Min | 4.5V |
| Surface Mount | NO |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Turn-off Time | 0.105 µs |
| Turn-on Time | 0.105 µs |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the MCP1405-E/P's 4.5 A peak drive current reduce switching losses in a DC-DC converter?
The MCP1405-E/P delivers up to 4.5 A peak gate drive current, rapidly charging and discharging the gate capacitance of power MOSFETs to minimize the time spent in the linear region during switching transitions. Faster switching transitions at high frequencies such as 200 kHz to 500 kHz directly reduce crossover losses, improving converter efficiency by several percent compared to drivers with only 1 A or 2 A peak capability.
Why does the Schmitt trigger input on the MCP1405-E/P improve reliability in noisy industrial motor drive environments?
The Schmitt trigger input of the MCP1405-E/P adds input hysteresis, preventing false triggering caused by slow-rising edges or high-frequency noise coupled from motor windings or adjacent power traces. In typical industrial motor drive circuits with tens of volts of switching noise on the PCB, Schmitt trigger hysteresis of 0.5 V to 1 V ensures clean, glitch-free switching commands are passed to the MOSFET gate without spurious pulses that could cause shoot-through or EMI.
For a half-bridge motor control design, what supply voltage range does the MCP1405-E/P support and how does this compare to 12 V automotive systems?
The MCP1405-E/P operates from 4.5 V to 18 V, comfortably covering the 12 V nominal automotive bus that can swing from 9 V during cold-crank to 16 V during load-dump conditions. This makes it suitable for 12 V automotive blower motor drivers, window lift controls, and seat adjustment actuators without requiring additional supply regulation, provided the peak drive current of 4.5 A is matched to the MOSFET gate charge requirements of the selected power switches.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4854 | $0.49 |
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