IR2128PBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2128PBF is a high voltage, high-speed power MOSFET and IGBT driver. It is specifically designed for applications that require efficient switching of power devices.

Characteristics: - High voltage capability - Fast switching speed - Low power consumption - Compact package size - Wide operating temperature range

Package: The IR2128PBF is available in a compact and industry-standard 8-pin DIP (Dual In-line Package) format.

Essence: The essence of the IR2128PBF lies in its ability to drive power MOSFETs and IGBTs efficiently, enabling effective power switching in various applications.

Packaging/Quantity: The IR2128PBF is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

The specifications of the IR2128PBF are as follows:

• Supply Voltage: 10V to 20V
• Output Current: ±200mA
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 150ns (typical)
• Rise/Fall Time: 50ns (typical)
• Maximum Duty Cycle: 50%
• Input Logic Compatibility: CMOS/TTL

Pin Configuration

The IR2128PBF features an 8-pin DIP package with the following pin configuration:

1. VCC: Supply voltage input
2. VB: Bootstrap supply voltage input
3. HO: High-side gate driver output
4. LO: Low-side gate driver output
5. COM: Common connection for bootstrap capacitor
6. VS: High-side floating supply return
7. HIN: High-side gate driver input
8. LIN: Low-side gate driver input

Functional Features

The IR2128PBF offers the following functional features:

• High voltage level shifting
• Undervoltage lockout protection
• Shoot-through protection
• Adjustable dead time control
• Fault protection and feedback signals
• Integrated bootstrap diode

Advantages and Disadvantages

Advantages: - Efficient power switching - Fast switching speed - Wide operating temperature range - Compact package size - Integrated bootstrap diode simplifies circuit design

Disadvantages: - Limited maximum duty cycle (50%) - Requires external components for proper operation - Not suitable for low voltage applications

Working Principles

The IR2128PBF operates by receiving input signals from the HIN and LIN pins, which control the high-side and low-side gate drivers respectively. These signals are then amplified and shifted to a higher voltage level using the internal circuitry. The amplified signals are then used to drive the power MOSFETs or IGBTs connected to the HO and LO pins, enabling efficient power switching.

Detailed Application Field Plans

The IR2128PBF is commonly used in various applications, including but not limited to: - Motor control systems - Switching power supplies - Inverters - Uninterruptible Power Supplies (UPS) - Industrial automation equipment

Alternative Models

For those seeking alternative options, the following models can be considered as substitutes for the IR2128PBF: - IR2101PBF - IR2110PBF - IR2130PBF - IR2153PBF

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

In conclusion, the IR2128PBF is a high voltage, high-speed power MOSFET and IGBT driver that offers efficient power switching capabilities. With its compact package size, wide operating temperature range, and various functional features, it finds applications in motor control systems, power supplies, inverters, UPS, and industrial automation equipment. While it has certain limitations, alternative models are available to cater to specific requirements.