TC4425AVPA Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip TC4425AVPA is a dual-channel MOSFET gate driver with Schmitt trigger inputs, capable of sourcing and sinking 1.5 A peak output current at up to 18 V supply in an 8-pin PDIP package, designed for high-speed power conversion, motor control, and inverter gate-drive applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TC4425AVPA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4296(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
- Dual non-inverting MOSFET driver channels for simultaneous high-side or low-side gate drive
- 1.5 A peak output current per channel for rapid charging of large gate capacitances
- Schmitt trigger input thresholds ensure reliable switching from noisy logic-level control signals
- Operating supply range up to 18 V compatible with standard PWM controller outputs
- 8-pin PDIP package supports through-hole prototyping and legacy board designs
Applications
TC4425AVPA is used in switched-mode power supply designs, half-bridge and full-bridge inverters, and DC motor drive circuits where fast, high-current MOSFET gate transitions are required. It is well suited for industrial motor control, class-D audio amplifiers, and synchronous rectification stages operating at switching frequencies up to several megahertz.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 8 |
| 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 Voltage-Nom | 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 | 5.334mm |
| Terminal Position | DUAL |
| Turn-off Time | 0.097 µs |
| Turn-on Time | 0.097 µs |
| ## TC4425AVPA Alternates Showing results | Image |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TC4425AVPA:
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Frequently Asked Questions
How much peak gate drive current can TC4425AVPA deliver per channel for fast MOSFET switching?
TC4425AVPA delivers up to 1.5 A peak output current per channel, allowing it to quickly charge and discharge MOSFET gate capacitances. This supports switching rise and fall times in the low-nanosecond range, which is critical for minimizing switching losses in high-frequency power conversion applications above 100 kHz.
Why is the Schmitt trigger input on TC4425AVPA important for noisy motor drive environments?
The Schmitt trigger input on TC4425AVPA provides hysteresis on the input threshold, typically several hundred millivolts, which prevents spurious output toggling caused by slow-rising or noisy PWM signals. In motor drive environments where long cable runs and ground noise are common, this feature significantly improves switching reliability without additional filtering components.
What supply voltage range does TC4425AVPA support, and how does this affect half-bridge topology choices?
TC4425AVPA operates from a supply voltage up to 18 V, making it compatible with both 5 V logic-side and higher-voltage bootstrap supplies used in half-bridge topologies. Designers driving N-channel MOSFETs in a half-bridge at 12 V bus can use the driver directly without an additional level shifter stage, reducing BOM count and board complexity.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4296 | $0.43 |
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