TC1426COA Microchip Integrated Circuit (Other) In Stock
Microchip TC1426COA is a dual-channel MOSFET gate driver with buffer/inverter topology, standard input logic compatibility, and two drive functions in an 8-pin SOIC package for fast MOSFET switching in power conversion designs.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TC1426COA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6439(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-channel buffer/inverter-based MOSFET gate driver with 2 independent drive functions in a single 8-pin SOIC
- Standard logic-level input threshold compatibility for direct connection to MCU or PWM controller outputs
- Low-side drive topology for N-channel MOSFET switching in DC-DC converters and motor drive half-bridges
- SOIC-8 surface-mount package enabling compact PCB layout with standard SMT reflow assembly
- Pb-free, RoHS-compliant with 6-week factory lead time for flexible supply chain management
Applications
TC1426COA is used in DC-DC power converters, motor controllers, and PWM amplifier circuits where a dual-channel gate driver is needed to switch N-channel MOSFETs from logic-level control signals. Its buffer and inverter configuration makes it suitable for half-bridge and push-pull converter topologies requiring complementary drive signals with controlled rise and fall times. The compact SOIC-8 package is commonly used in industrial power supplies, battery management modules, and embedded motor drive boards.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| High Side Driver | NO |
| Input Characteristics | STANDARD |
| Interface IC Type | BUFFER OR INVERTER BASED MOSFET DRIVER |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Peak Current Limit-Nom | 1.2A |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Supply Current-Max | 13mA |
| Supply Voltage-Max | 16V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage1-Max | 16V |
| Supply Voltage1-Min | 4.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Turn-off Time | 0.165 µs |
| Turn-on Time | 0.185 µs |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does TC1426COA's dual-channel configuration benefit half-bridge MOSFET drive circuits?
TC1426COA provides 2 independent drive channels in a single SOIC-8 package, allowing one buffer and one inverter output to drive both the high-side and low-side MOSFETs of a half-bridge from a single PWM input signal, simplifying PCB routing and reducing component count compared to using two separate single-channel gate driver ICs.
What input logic level does TC1426COA require, and can it be driven directly from a 3.3 V MCU PWM output?
TC1426COA accepts standard logic-level inputs, so it is compatible with 3.3 V and 5 V PWM signals from microcontroller GPIO outputs. This eliminates the need for level-shifting circuitry between a 3.3 V MCU and the gate driver input, reducing BOM cost and simplifying schematic design for typical motor drive and switching regulator applications.
What are the PCB layout advantages of the SOIC-8 package for TC1426COA in a high-frequency switching supply?
The SOIC-8 package places the 8 driver pins in a compact surface-mount footprint with approximately 3.9 mm x 4.9 mm body dimensions, enabling short trace routing between the driver outputs and MOSFET gates, which minimizes parasitic inductance and reduces gate drive ringing at switching frequencies above 100 kHz in DC-DC converter designs.
When is TC1426COA a suitable alternative to a single-channel gate driver, and what tradeoffs should be considered?
TC1426COA is preferred when 2 independent drive channels are needed without doubling the IC count, such as in synchronous buck converters or push-pull stages requiring both a buffer and an inverter output. The tradeoff is that both channels share the same supply pins and thermal dissipation envelope of the 8-pin SOIC body, so designers must verify the package's maximum power dissipation rating at the intended switching frequency and peak gate charge per cycle.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.4900 | $1.49 |
| 5+ | $1.0200 | $5.10 |
| 25+ | $0.8700 | $21.75 |
| 100+ | $0.8000 | $80.00 |
| 2000+ | $0.6496 | $1299.16 |
| 4000+ | $0.6439 | $2575.60 |
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