FSQ321LX
- Mfr.Part #
- FSQ321LX
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 8-SMD, Gull Wing
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 8LSOP
- Stock
- 10,962
- In Stock :
- 10,962
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- AC DC Converters, Offline Switches
- Length :
- 9.2mm
- Control Features :
- Sync
- Max Supply Current :
- 5mA
- Turn On Delay Time :
- 7.77 μs
- Min Breakdown Voltage :
- 650V
- Number of Functions :
- 1
- Resistance :
- 19Ohm
- Number of Terminations :
- 8
- Operating Supply Voltage :
- 13V
- Terminal Finish :
- Tin (Sn)
- Packaging :
- Tape and Reel (TR)
- Max Output Power :
- 10W
- Frequency - Switching :
- 55kHz~67kHz
- Package / Case :
- 8-SMD, Gull Wing
- RoHS Status :
- ROHS3 Compliant
- Output Current :
- 500mA
- Pbfree Code :
- yes
- Output Isolation :
- Isolated
- Max Power Dissipation :
- 1.5W
- Fault Protection :
- Current Limiting, Over Load, Over Temperature, Over Voltage
- Height Seated (Max) :
- 3.7mm
- ECCN Code :
- EAR99
- Factory Lead Time :
- 13 Weeks
- Nominal Input Voltage :
- 20V
- REACH SVHC :
- No SVHC
- Weight :
- 710mg
- Width :
- 6.4mm
- Published :
- 2015
- Voltage - Supply (Vcc/Vdd) :
- 8V~20V
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Topology :
- Flyback
- Qualification Status :
- Not Qualified
- Base Part Number :
- FSQ321
- Terminal Position :
- Dual
- JESD-609 Code :
- e3
- Series :
- FPS™
- Max Duty Cycle :
- 13.5 %
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Switcher Configuration :
- Single
- Mounting Type :
- Surface Mount
- Power Dissipation :
- 1.5W
- Voltage - Start Up :
- 12V
- Peak Reflow Temperature (Cel) :
- 250
- Input Voltage-Nom :
- 15V
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Number of Pins :
- 8
- Mount :
- Surface Mount
- Number of Outputs :
- 1
- Operating Temperature :
- -40°C~85°C TA
- Output Power :
- 12W
- Control Mode :
- CURRENT-MODE
- Nominal Supply Current :
- 3mA
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Pitch :
- 2.54mm
- Internal Switch(s) :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- FSQ321LX

AC DC Converters, Offline Switches Fairchild Semiconductor FSQ321LX Overview
The FSQ321LX, crafted by Fairchild Semiconductor, is an advanced IC solution designed for offline switching applications requiring high efficiency and reliability. This component integrates a robust flyback controller into a compact 8-LSOP package, making it ideal for streamlined designs in power management. By using this AC DC Converters, Offline Switches Fairchild Semiconductor FSQ321LX, businesses can achieve superior performance in compact power supplies, enhancing both cost-effectiveness and energy efficiency. Its precision engineering ensures reduced electromagnetic interference (EMI) and optimized power consumption, vital for bulk purchasers aiming to develop or upgrade their power solutions sustainably.
FSQ321LX Features
The FSQ321LX incorporates multiple features designed for enhanced performance and reliability in power supply designs. Key features include built-in overload protection, under-voltage lockout, and thermal shutdown capabilities, which contribute to safer operation and longevity of the device. The IC also offers a built-in oscillator to reduce external component count, thereby simplifying design and minimizing assembly costs. Additionally, its high-efficiency operation is facilitated by an optimized gate driver designed to minimize switching losses.
FSQ321LX Applications
- Consumer Electronics: Utilized in TVs, audio systems, and gaming consoles to provide stable power conversion, enhancing device performance and longevity.
- Home Appliances: Essential for energy-efficient designs in appliances such as microwaves and air conditioners, where it ensures reliable power management and safety features.
- Power Tools: Supports power management in cordless power tools by enabling efficient energy conversion, thereby extending battery life and tool performance.
- Industrial Equipment: Applied in various industrial settings for robust power supply solutions, ensuring devices operate under optimal power conditions without risking damage due to power fluctuations.
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