Overview
The FSB50550AS is an advanced Intelligent Power Module (IPM) from ON Semiconductor, part of the Motion SPM 5 series. This module is designed as a compact inverter solution for small power motor drive applications, leveraging fast-recovery MOSFET (FRFET) technology. It integrates multiple components, including six FRFETs and three high-voltage half-bridge gate drive ICs, to provide a robust and efficient power management solution. The module is particularly suited for applications requiring high reliability, low switching losses, and enhanced thermal management.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | FSB50550AS |
| Manufacturer | ON Semiconductor |
| Voltage Rating (BVDSS) | 500 V |
| Current Rating (IDRMS) | 1.1 A |
| Current Rating at 25°C (ID25) | 2.0 A |
| On-Resistance (RDS(on)) - Typical | 1.0 Ω |
| On-Resistance (RDS(on)) - Maximum | 1.4 Ω |
| Thermal Resistance (RƟJC) - Maximum | 8.6 °C/W |
| Isolation Voltage Rating | 1500 VRMS for 1 minute |
| Moisture Sensitive Level (MSL) | 3 (for SMD package) |
Key Features
- Fast-recovery MOSFET (FRFET) technology for reduced switching losses and improved efficiency.
- Integrated high-voltage half-bridge gate drive ICs for simplified circuit design.
- Built-in bootstrap diodes to reduce the number of external components.
- Temperature-sensing capability through the HVIC to enhance system reliability.
- Under-voltage protection and thermal sensing functions.
- 3.3/5 V Schmitt trigger input with active HIGH logic.
- Single-grounded power supply and optocoupler-less interface.
- Minimized standby current of HVIC for energy regulation.
- Variety of package options including DIP, SMD, Double-DIP, and Zigzag-DIP.
Applications
The FSB50550AS is suitable for a variety of applications, including small power motor drives, refrigerators, water circulation pumps, and fans. It is particularly beneficial in scenarios requiring continuous operation at light loads, as it improves efficiency in these conditions. The module’s compact design and integrated features make it ideal for inverter solutions built inside motors or other space-constrained environments.
Q & A
- What is the FSB50550AS?
The FSB50550AS is an Intelligent Power Module (IPM) from ON Semiconductor, part of the Motion SPM 5 series, designed for small power motor drive applications. - What technology does the FSB50550AS use?
The module uses fast-recovery MOSFET (FRFET) technology. - What are the key components integrated into the FSB50550AS?
The module integrates six FRFETs and three high-voltage half-bridge gate drive ICs. - What are the voltage and current ratings of the FSB50550AS?
The voltage rating is 500 V, and the current rating is 1.1 A (IDRMS) and 2.0 A at 25°C (ID25). - Does the FSB50550AS have built-in temperature sensing?
Yes, it has a temperature-sensing capability through the HVIC. - What are the benefits of the built-in bootstrap diodes?
The built-in bootstrap diodes reduce the number of external components and make the PCB design more compact. - What are the typical applications for the FSB50550AS?
It is used in small power motor drives, refrigerators, water circulation pumps, and fans. - How does the FSB50550AS improve efficiency in light-load conditions?
The module improves efficiency in light-load conditions by reducing the voltage drop across the transistor as the current decreases. - What is the isolation voltage rating of the FSB50550AS?
The isolation voltage rating is 1500 VRMS for 1 minute. - What are the available package options for the FSB50550AS?
The module is available in DIP, SMD, Double-DIP, and Zigzag-DIP packages.
