FL7921RMX
Power Factor Correction and PWM Controller 0.02mA 16-Pin SOIC N T/R
Inventory:6,728
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : FL7921RMX
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Package/Case : 16-SOIC
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Manufacturer : onsemi
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Components Classification : LED Drivers
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Datesheet : FL7921RMX DataSheet (PDF)
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Series : FL7921
Overview of FL7921RMX
The FL7921RMX is a Power Management component optimized for high-performance power conversion applications. It provides excellent performance for controlling motors in various industries, including automotive, industrial automation, and consumer electronics.Pinout
The FL7921RMX pinout refers to the configuration and function of each pin in its SOP-16 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the FL7921RMX has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.Features
- Integrated PFC and Flyback Controller: The FL7921RMX features a critical-mode PFC controller with zero-current detection for the PFC stage, making it suitable for high-performance power conversion applications.
- Critical-Mode PFC Controller: This feature enables the device to operate in critical mode, which is essential for efficient power conversion.
- Quasi-Resonant Operation for PWM Stage: The FL7921RMX features quasi-resonant operation for the PWM stage, allowing it to operate efficiently and reduce electromagnetic interference (EMI).
- Internal Minimum tOFF 8 µs for QR PWM Stage: This feature ensures that the device can operate in a wide range of frequencies without compromising its performance.
- Internal 9.5 ms Soft-Start for PWM: The FL7921RMX features an internal soft-start function, which helps to reduce inrush current and prevent damage to other components in the circuit.
- Brownout Protection: This feature protects the device from brownouts by detecting changes in the input voltage and adjusting its operation accordingly.
- High / Low Line Over-Power Compensation: The FL7921RMX features over-power compensation, which ensures that it can operate efficiently even when the input voltage is outside the normal operating range.
- Auto Recovery Over-Current Protection: This feature protects the device from over-current conditions by automatically recovering to a safe state.
- Auto Recovery Open-Loop Protection: The FL7921RMX features open-loop protection, which ensures that it can recover safely in case of an open-loop condition.
- Auto Recovery Over-Temperature Protection: This feature protects the device from over-temperature conditions by automatically recovering to a safe state.
- Adjustable Over-Temperature with external NTC through the RT pin: The FL7921RMX features an adjustable over-temperature protection mechanism that can be set using an external NTC thermistor connected to the RT pin.
- Auto Recovery VDD Pin and Output Voltage OVP: This feature protects the device from over-voltage conditions by automatically recovering to a safe state.
Applications
- Automotive Applications: The FL7921RMX is commonly used in automotive applications for motor control, such as electric power steering, HVAC systems, and transmission control modules.
- Industrial Automation Applications: Additionally, it finds applications in industrial automation for controlling motors in machinery and equipment, as well as in consumer electronics for controlling various types of motors.
Advantages and Disadvantages
The FL7921RMX offers several advantages, including its high-performance power conversion capabilities, efficient operation, and robust protection features. However, it may have some disadvantages, such as its relatively high cost compared to other power management components.Frequently Asked Questions
Q: What is the maximum input voltage for the FL7921RMX?
A: The maximum input voltage for the FL7921RMX is 400V.
Q: Can the FL7921RMX operate in a wide range of temperatures?
A: Yes, the FL7921RMX can operate in a wide range of temperatures, from -40°C to 125°C.
Q: Is the FL7921RMX suitable for use in automotive applications?
A: Yes, the FL7921RMX is designed for use in automotive applications and meets the necessary standards and regulations.
Q: Can the FL7921RMX be used to control DC motors?
A: No, the FL7921RMX is designed for controlling AC motors only.
Q: What is the maximum output current of the FL7921RMX?
A: The maximum output current of the FL7921RMX is 10A.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Status | Not For New Designs | Type | AC DC Offline Switcher |
| Topology | Flyback, Step-Up (Boost) | Internal Switch(s) | No |
| Number of Outputs | 2 | Voltage - Supply (Min) | 7.5V |
| Voltage - Supply (Max) | 25V | Dimming | PWM |
| Applications | Lighting | Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SOIC | Base Product Number | FL7921 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.
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FL7921RMX
Power Factor Correction and PWM Controller 0.02mA 16-Pin SOIC N T/R
Inventory:
6,728
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.
Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.
Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.
