Overview
The TC4427AEOA713 is a high-speed, dual low-side power MOSFET driver produced by Microchip Technology. It is an improved version of the earlier TC426/427/428 family, offering enhanced performance and protection features. This IC is designed to drive power MOSFETs in high-current, switch-mode regulators and other applications requiring fast switching times and robust protection against various forms of electrical stress.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Supply Voltage | 18 | V |
| Peak Source Output | 1.5 | A |
| Peak Sink Output | 1.5 | A |
| Source Resistance | 7 | Ω |
| Sink Resistance | 7 | Ω |
| Propagation Delay tD1 | 30 | ns |
| Propagation Delay tD2 | 30 | ns |
| Rise Time (tR) | 25 | ns |
| Fall Time (tF) | 25 | ns |
| Capacitive Load Drive | 1,000 pF in 25 ns | |
| Operating Temperature Range | -40°C to +85°C | |
| Packaging | 8-pin SOIC | |
| RoHS Compliance | Yes |
Key Features
- High-Speed Operation: Capable of switching 1,000 pF gate capacitances in under 30 ns.
- Low Output Impedance: 7 Ω typical in both ON and OFF states.
- Latch-Up Protection: Will withstand over 500 mA of reverse current and up to 5 V of noise spiking on the ground pin.
- ESD Protection: Fully protected against up to 4 kV of electrostatic discharge.
- Wide Operating Range: Operates from 4.5 V to 18 V.
- Matched Rise, Fall, and Delay Times: Ensures consistent performance.
- Pin Compatibility: Pinouts are the same as the earlier TC426/427/428 family.
Applications
- High-Current Switch Mode Regulators: Ideal for driving power MOSFETs in high-current applications.
- Motor Control Systems: Suitable for motor driver applications requiring fast switching and robust protection.
- Power Supplies: Used in power supply designs where high-speed switching and reliability are crucial.
- Industrial Control Systems: Applicable in various industrial control systems that require reliable and high-speed MOSFET drivers.
Q & A
- What is the maximum supply voltage for the TC4427AEOA713?
The maximum supply voltage is 18 V.
- What is the typical propagation delay for the TC4427AEOA713?
The typical propagation delay (tD1 and tD2) is 30 ns.
- What is the capacitive load drive capability of the TC4427AEOA713?
The IC can drive 1,000 pF gate capacitances in 25 ns.
- Is the TC4427AEOA713 RoHS compliant?
Yes, the TC4427AEOA713 is RoHS compliant.
- What is the operating temperature range for the TC4427AEOA713?
The operating temperature range is -40°C to +85°C.
- What type of packaging does the TC4427AEOA713 come in?
The IC comes in an 8-pin SOIC package.
- Does the TC4427AEOA713 have ESD protection?
Yes, it is fully protected against up to 4 kV of electrostatic discharge.
- Can the TC4427AEOA713 withstand reverse current?
Yes, it can withstand over 500 mA of reverse current.
- What are the typical rise and fall times for the TC4427AEOA713?
The typical rise and fall times are both 25 ns.
- Is the TC4427AEOA713 pin-compatible with earlier models?
Yes, it has the same pinouts as the earlier TC426/427/428 family.
