IR2153D

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2153D is a high-performance, self-oscillating half-bridge driver IC. It is specifically designed for use in electronic circuits that require efficient and reliable control of half-bridge power stages.

Characteristics: - Self-oscillating driver - High voltage level shifting capability - Built-in oscillator with adjustable frequency - Deadtime control for improved efficiency - Protection features against overcurrent and overvoltage

Package: The IR2153D is available in a standard 8-pin dual in-line package (DIP) or surface mount package (SMD).

Essence: The essence of the IR2153D lies in its ability to provide precise control and drive signals to half-bridge power stages, enabling efficient power conversion and motor control applications.

Packaging/Quantity: The IR2153D is typically sold in reels or tubes, containing a quantity of 50 or 100 units per package.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: Up to 200mA
• Operating Temperature Range: -40°C to +125°C
• Oscillator Frequency Range: 50kHz to 500kHz
• Maximum Duty Cycle: 50%

Pin Configuration

The IR2153D features an 8-pin configuration as follows:

1. VCC: Power supply input
2. VB: Bootstrap supply voltage for high-side gate driver
3. HO: High-side gate driver output
4. LO: Low-side gate driver output
5. CT: External timing capacitor connection
6. RT: External timing resistor connection
7. SD: Shutdown input for disabling the IC
8. GND: Ground reference

Functional Features

• Self-oscillating operation eliminates the need for an external oscillator circuit
• High voltage level shifting capability allows direct drive of high-side MOSFETs
• Adjustable oscillator frequency enables flexibility in system design
• Deadtime control prevents shoot-through current and improves overall efficiency
• Overcurrent and overvoltage protection ensures safe operation

Advantages and Disadvantages

Advantages: - Simplifies circuit design by integrating multiple functions into a single IC - Provides precise control and protection features for half-bridge power stages - Offers adjustable parameters for customization and optimization - Enables efficient power conversion and motor control applications

Disadvantages: - Limited output current capacity may restrict usage in high-power applications - Requires careful consideration of thermal management due to operating temperature range

Working Principles

The IR2153D operates on the principle of self-oscillation. It generates its own clock signal, eliminating the need for an external oscillator circuit. The internal oscillator frequency can be adjusted using external timing components. The IC drives the high-side and low-side gate drivers, providing the necessary signals to control the half-bridge power stage. Deadtime control prevents both MOSFETs from conducting simultaneously, avoiding shoot-through current.

Detailed Application Field Plans

The IR2153D finds extensive use in various applications, including: 1. Switching power supplies 2. Motor drives 3. Inverters 4. Uninterruptible power supplies (UPS) 5. Lighting systems 6. Audio amplifiers

Alternative Models

Several alternative models with similar functionality to the IR2153D are available in the market. Some notable alternatives include: - IRS2153D: A pin-compatible variant with enhanced protection features - UC3843: A popular PWM controller IC suitable for half-bridge applications - HIP4081A: A high-speed half-bridge driver IC with integrated bootstrap diode

These alternative models offer similar functionality and can be considered as substitutes for the IR2153D based on specific application requirements.

In conclusion, the IR2153D is a versatile and reliable IC designed for efficient control of half-bridge power stages. Its self-oscillating operation, adjustable parameters, and protection features make it suitable for a wide range of applications in power electronics and motor control systems.