TC1427CPA Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The TC1427CPA is a dual MOSFET gate driver with non-inverting and inverting outputs capable of sourcing and sinking 1.2 A peak current. It features high-speed switching with matched propagation delays for synchronous and half-bridge topologies. Available in an 8-pin PDIP package for through-hole power converter designs.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TC1427CPA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7000(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TC1427CPA?
- Dual MOSFET driver with one inverting and one non-inverting channel for half-bridge and synchronous switching
- 1.2 A peak source and sink current for fast MOSFET gate charging
- Wide input threshold compatible with standard CMOS and TTL logic levels
- Matched propagation delay between channels minimizes dead-time in synchronous buck converters
- Operates from 4.5 V to 18 V supply, covering a wide range of gate drive voltages
- 8-pin PDIP package for prototyping and through-hole power converter assembly
What is TC1427CPA used for?
The TC1427CPA is commonly used in DC-DC buck and boost converters, half-bridge inverters, and motor drive circuits where a single IC must drive both the high-side and low-side MOSFETs with matched timing. It is also employed in industrial power supplies, UPS modules, and class-D audio amplifiers that require complementary gate drive signals with precise dead-time control.
What are the specifications of TC1427CPA?
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 20Weeks |
| YTEOL | 8 |
| High Side Driver | NO |
| Input Characteristics | STANDARD |
| Interface IC Type | BUFFER OR INVERTER BASED MOSFET DRIVER |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Peak Current Limit-Nom | 1.2A |
| Output Polarity | TRUE |
| 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 | 13mA |
| Supply Voltage-Max | 16V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage1-Max | 16V |
| Supply Voltage1-Min | 4.5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Turn-off Time | 0.185 µs |
| Turn-on Time | 0.165 µs |
| 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 |
Where can I find the TC1427CPA datasheet?
TC1427CPA Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for TC1427CPA?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What peak gate drive current can TC1427CPA deliver, and how does this affect MOSFET switching speed?
The TC1427CPA delivers 1.2 A peak source and sink current, enabling fast charging and discharging of MOSFET gate capacitances typically in the range of 10 nC to 100 nC. Higher peak drive current reduces switching transition time, lowering switching losses in DC-DC converters operating at frequencies above 100 kHz.
How can TC1427CPA be used in a synchronous buck converter design with complementary gate signals?
The TC1427CPA provides one inverting and one non-inverting output from a single PWM input, generating complementary gate drive signals for the high-side and low-side MOSFETs of a synchronous buck converter. Matched propagation delays between channels minimize overlap conduction and shoot-through risk, reducing the need for external dead-time insertion circuits.
What supply voltage range does TC1427CPA support, and does this cover standard 12 V gate drive applications?
The TC1427CPA operates from 4.5 V to 18 V supply, comfortably covering the standard 12 V gate drive voltage used for most enhancement-mode N-channel and P-channel power MOSFETs. It can also drive MOSFETs in 5 V and 10 V gate drive applications common in low-voltage synchronous rectifier designs.
What is the expected lead time for TC1427CPA, and are there SMT package alternatives if through-hole is not required?
The TC1427CPA in PDIP-8 carries a factory lead time of approximately 20 weeks, which is notably long for a MOSFET driver. Designers who do not require through-hole assembly should consider the TC1427COA in SOT-23-6 or TC1427CVOA in SOIC-8 as electrically equivalent SMT alternatives that may have shorter lead times and better distributor stock.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.5500 | $1.55 |
| 25+ | $1.2900 | $32.25 |
| 60+ | $1.2710 | $76.26 |
| 100+ | $1.1600 | $116.00 |
| 250+ | $0.7150 | $178.75 |
| 500+ | $0.7000 | $350.00 |
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