IR2308SPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2308SPBF is a high voltage, high-speed power MOSFET and IGBT driver. It is designed to drive both the high-side and low-side switches in half-bridge and full-bridge configurations.

Characteristics: - High voltage capability - Fast switching speed - Low propagation delay - High noise immunity - Wide operating temperature range

Package: The IR2308SPBF is available in a surface mount 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of the IR2308SPBF lies in its ability to efficiently drive power MOSFETs and IGBTs, enabling precise control of high-power applications.

Packaging/Quantity: The IR2308SPBF is typically sold in reels containing 250 units per reel.

Specifications

• Supply Voltage: 10V - 20V
• Output Current: 0.5A
• Operating Temperature Range: -40°C to 125°C
• Maximum Propagation Delay: 200ns
• Maximum Rise/Fall Time: 50ns

Pin Configuration

The IR2308SPBF features the following pin configuration:

1. VCC: Power supply for the IC
2. VB: Bootstrap supply voltage for the high-side gate driver
3. HO: High-side gate driver output
4. LO: Low-side gate driver output
5. COM: Common reference point for the gate drivers
6. LIN: Logic input for the low-side gate driver
7. HB: Bootstrap supply voltage for the high-side gate driver
8. VS: Power supply return for the IC

Functional Features

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

Advantages and Disadvantages

Advantages: - High voltage capability allows for driving power MOSFETs and IGBTs in high-power applications - Fast switching speed enables efficient operation - Low propagation delay ensures precise timing control - High noise immunity reduces the risk of interference - Wide operating temperature range allows for use in various environments

Disadvantages: - Limited output current may restrict usage in certain high-power applications - Requires external bootstrap capacitors for proper operation

Working Principles

The IR2308SPBF operates by receiving logic inputs to control the high-side and low-side gate drivers. It utilizes a bootstrap supply voltage to drive the high-side switch, while the low-side switch is driven directly. The IC incorporates various protection features such as undervoltage lockout, shoot-through protection, and fault feedback to ensure safe and reliable operation.

Detailed Application Field Plans

The IR2308SPBF is commonly used in the following applications:

1. Motor control systems
2. Power inverters
3. Switch-mode power supplies
4. Uninterruptible power supplies (UPS)
5. Solar inverters
6. Electric vehicle charging systems

Alternative Models

For those seeking alternative options, the following models can be considered:

1. IR2104SPBF
2. IR2110SPBF
3. IRS21867SPBF
4. IRS2453DSTRPBF
5. IRS2336DJTRPBF

These models offer similar functionality and characteristics to the IR2308SPBF, providing flexibility in choosing the most suitable driver for specific applications.

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