TC427CPA Microchip Integrated Circuit (Dual-In-Line Packages) In Stock

Name: TC427CPA
Brand: Microchip
SKU: TC427CPA
Availability: InStock

TC427CPA is a dual high-speed MOSFET gate driver with inverting and non-inverting outputs capable of sourcing and sinking 1.5 A peak in an 8-pin DIP package, designed for driving power switches in switching power supplies and motor drives.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

TC427CPADual-In-Line Packages

Quick Facts

Manufacturer: Microchip
Package: Dual-In-Line Packages
Pin Count: 8
Lifecycle: ACTIVE
Datasheet: TC427CPA Datasheet PDF
Category: Integrated Circuit
Price: From $0.8329(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 TC427CPA?

Dual MOSFET gate driver with 2 independent buffer/inverter-based output channels
High-side driver capability for bridge and half-bridge switch topologies
1.5 A peak source and sink output current for fast MOSFET gate charging
Standard input logic interface compatible with TTL and CMOS driving stages
8-pin PDIP-8 through-hole package for prototype and production assembly
RoHS-compliant Pb-free construction (JESD-609 e3)

What is TC427CPA used for?

TC427CPA is used to drive power MOSFETs and IGBTs in DC-DC converters, synchronous buck regulators, and H-bridge motor controllers where fast gate switching is critical for efficiency. It is also applied in solenoid drivers, relay coil drivers, and isolation gate transformer drive circuits that require 1.5 A peak drive current from a compact through-hole device.

What are the specifications of TC427CPA?

Pbfree Code	Yes
Manufacturer Package Code	PDIP-8
Factory Lead Time	20Weeks
YTEOL	8
High Side Driver	YES
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	1.5A
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	12mA
Supply Voltage-Max	18V
Supply Voltage-Min	4.5V
Supply Voltage1-Max	18V
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	0.18 µs
Turn-on Time	0.135 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 TC427CPA datasheet?

TC427CPA Datasheet Download

Official datasheet from Microchip

What are equivalent replacements for TC427CPA?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What peak gate drive current does TC427CPA deliver and how does that affect MOSFET switching speed?

TC427CPA can source and sink up to 1.5 A peak output current, which rapidly charges and discharges MOSFET gate capacitance. A 10 nF gate charge capacitor driven at 1.5 A switches in approximately 7 ns, substantially reducing switching losses at frequencies above 100 kHz in DC-DC converter designs.

Does TC427CPA provide both inverting and non-inverting driver channels, and how are they used in a half-bridge?

Yes. TC427CPA has 2 independent output channels where one is a buffer (non-inverting) and the other is an inverter. In a half-bridge gate driver application, a single PWM signal can simultaneously drive the high-side and low-side MOSFETs with complementary on/off states by connecting to both channels, simplifying control logic.

What input logic levels does TC427CPA accept and is it compatible with 3.3 V microcontroller PWM outputs?

TC427CPA accepts standard logic input levels compatible with both TTL and CMOS signals. Although the device is designed for 5 V logic systems, it can accept 3.3 V PWM signals from a microcontroller if the input threshold is verified against the datasheet, typically requiring input high voltage above 2.4 V for reliable operation.

What lead time and sourcing risk should be anticipated for TC427CPA in production designs?

TC427CPA carries a factory lead time of approximately 20 weeks, which is considerably longer than most standard gate drivers. Production programs should plan for 5 to 6 months of safety stock or place blanket purchase orders well ahead of build start to prevent assembly line shortages.

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AvailabilityIn Stock

Reference Price (USD)

From $0.8329

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$1.8000	$1.80
4+	$0.8576	$3.43
8+	$0.8452	$6.76
16+	$0.8329	$13.33

pcs

Unit price: $1.8000 · Total: $1.80

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TC427CPA Microchip Integrated Circuit (Dual-In-Line Packages) In Stock

What are the key features of TC427CPA?

What is TC427CPA used for?

What are the specifications of TC427CPA?

Compliance & Regulatory

Where can I find the TC427CPA datasheet?

What are equivalent replacements for TC427CPA?

Frequently Asked Questions

What peak gate drive current does TC427CPA deliver and how does that affect MOSFET switching speed?

Does TC427CPA provide both inverting and non-inverting driver channels, and how are they used in a half-bridge?

What input logic levels does TC427CPA accept and is it compatible with 3.3 V microcontroller PWM outputs?

What lead time and sourcing risk should be anticipated for TC427CPA in production designs?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Microchip

More from Microchip

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