L6498LDTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage, high current, and high-speed power MOSFET gate driver
• Package: SOIC-20 (Small Outline Integrated Circuit)
• Essence: Provides the necessary signals to drive external power MOSFETs in motor control applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 10V to 20V
• Output Current: ±2.5A
• Operating Temperature Range: -40°C to +150°C
• Switching Frequency: Up to 1MHz
• Protection Features: Overcurrent, Undervoltage, and Thermal Shutdown

Detailed Pin Configuration

1. VCC: Power supply for internal circuitry
2. GND: Ground reference
3. INH: Inhibit input for disabling the outputs
4. VREF: Reference voltage for the IC
5. VCP: Charge pump output voltage
6. BOOT: Bootstrap capacitor connection for high-side gate driver
7. HO: High-side gate driver output
8. LO: Low-side gate driver output
9. VS: High-side floating supply voltage
10. HS: High-side floating supply return
11. LS: Low-side floating supply return
12. LS: Low-side floating supply voltage
13. SD: Shutdown input for disabling the IC
14. CP: External charge pump capacitor connection
15. VSENSE: Sense resistor connection for overcurrent protection
16. CS: Current sense amplifier output
17. VDD: Logic supply voltage
18. VSS: Logic ground reference
19. NC: No Connection
20. NC: No Connection

Functional Features

• High voltage gate driver for motor control applications
• Integrated bootstrap diode for high-side gate driver
• Adaptive dead-time control for optimized switching performance
• Overcurrent protection with adjustable threshold
• Undervoltage lockout protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High voltage and current capability
• Wide operating temperature range
• Fast switching frequency
• Comprehensive protection features
• Compact SOIC-20 package

Disadvantages

• Requires external components for operation
• Limited pin configuration options

Working Principles

The L6498LDTR is an integrated circuit designed to drive external power MOSFETs in motor control applications. It provides the necessary signals to control the switching of the MOSFETs, enabling efficient motor operation. The adaptive dead-time control ensures optimal switching performance, reducing power losses and improving overall efficiency. The IC also incorporates various protection features such as overcurrent, undervoltage, and thermal shutdown to safeguard the system from potential faults.

Detailed Application Field Plans

The L6498LDTR is commonly used in various motor control applications, including:

1. Industrial automation systems
2. Robotics
3. Electric vehicles
4. HVAC (Heating, Ventilation, and Air Conditioning) systems
5. Appliances
6. Power tools

Detailed and Complete Alternative Models

1. L6498H: Similar specifications but with a different package (PowerSO-36)
2. L6498PD: Similar specifications but with additional diagnostic features
3. L6498D: Similar specifications but with a different package (SO-16)

These alternative models provide similar functionality and can be considered as alternatives based on specific application requirements.

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