Technical Summary: 08 50GL Power DMOS Component

Overview

The 08 50GL is a high-performance monolithic power DMOS (Double-Diffused Metal-Oxide-Semiconductor) component designed for applications requiring efficient power switching and thermal management. This device integrates a vertical power DMOS output stage, offering low on-state resistance and robust overload protection, making it suitable for demanding industrial and automotive environments. Its monolithic construction ensures reliable operation under high-temperature conditions while maintaining optimal electrical performance.

Features

• Vertical Power DMOS Output Stage: Provides high current handling capability with minimal power loss.
• Low On-State Resistance (R_DS(on)): Enhances efficiency by reducing conduction losses.
• Overload Protection: Built-in safeguards against excessive current and thermal stress.
• Monolithic Temperature Management: Integrated thermal protection ensures stable operation under varying conditions.
• High Voltage Tolerance: Designed to withstand high voltage transients, improving reliability in harsh environments.
• Fast Switching Speed: Optimized for high-frequency applications.

Applications

The 08 50GL is versatile and can be deployed in a wide range of applications, including but not limited to:

• Power Supplies: Efficient switching in DC-DC converters and voltage regulators.
• Motor Control: Driving brushed and brushless motors in industrial and automotive systems.
• Automotive Electronics: Used in engine control units (ECUs), lighting systems, and battery management.
• Industrial Automation: Reliable performance in PLCs, solenoids, and relay drivers.
• Consumer Electronics: Power management in high-end audio amplifiers and display drivers.

Electrical Characteristics

The following table summarizes the key electrical parameters of the 08 50GL under standard operating conditions (T_A = 25°C unless otherwise specified):

Absolute Maximum Ratings

• Drain-Source Voltage (V_DS): 50V
• Gate-Source Voltage (V_GS): ±20V
• Continuous Drain Current (I_D): 8A
• Peak Drain Current (I_DM): 32A (pulsed)
• Power Dissipation (P_D): 40W (at T_C = 25°C)
• Operating Junction Temperature (T_J): -55°C to +150°C

Static Electrical Characteristics

• Drain-Source On-State Resistance (R_DS(on)): 50mΩ (max) at V_GS = 10V, I_D = 4A
• Gate Threshold Voltage (V_GS(th)): 1.0V to 2.5V
• Zero Gate Voltage Drain Current (I_DSS): 1µA (max) at V_DS = 50V

Dynamic Electrical Characteristics

• Input Capacitance (C_iss): 500pF (typ) at V_DS = 25V, V_GS = 0V
• Output Capacitance (C_oss): 200pF (typ) at V_DS = 25V, V_GS = 0V
• Turn-On Delay Time (t_d(on)): 10ns (typ)
• Turn-Off Delay Time (t_d(off)): 15ns (typ)

Package Information

The 08 50GL is available in a robust TO-220 package, which provides excellent thermal dissipation and mechanical stability. Key package details include:

• Package Type: TO-220 (Through-Hole Mounting)
• Pin Configuration: 3-pin (Gate, Drain, Source)
• Mounting Style: Through-hole or surface-mount with appropriate heatsink
• Thermal Resistance (Junction-to-Case, R_θJC): 1.5°C/W
• Weight: Approximately 2.0 grams
• Dimensions: 10.4mm x 4.6mm x 9.15mm (L x W x H)

Functional Block Diagram

The 08 50GL integrates a vertical DMOS output stage with the following functional blocks:

• Gate Driver: Controls the switching behavior of the DMOS transistor.
• DMOS Output Stage: High-current handling with low R_DS(on).
• Overload Protection Circuitry: Monitors current and temperature to prevent damage.
• Thermal Management: Ensures safe operation under high-temperature conditions.

Conclusion

The 08 50GL is a highly reliable power DMOS component optimized for efficiency, thermal performance, and robustness. Its low on-state resistance and integrated protection features make it ideal for a wide range of power switching applications. The TO-220 package ensures ease of integration and effective heat dissipation, further enhancing its suitability for demanding environments.