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Product Detailed Parameters
- Description：IC LED DRIVER OFFL PWM 8SOIC
- Series：-
- Mfr：Littelfuse Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：AC DC Offline Switcher
- Topology：Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：8V
- Voltage - Supply (Max)：550V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：30kHz ~ 120kHz
- Dimming：PWM
- Applications：Signage
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
- Supplier Device Package：8-SOIC-EP
- Grade：-
- Qualification：-
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Overview
The CPC9909NETR is an offline high-brightness LED driver manufactured by Littelfuse. It operates with a wide input voltage range of 8V to 550V and supports both buck and boost topologies. The device features a switching frequency of 120 kHz and achieves greater than 90% efficiency. It is housed in an SOIC-EP-8 surface-mount package and functions within a temperature range of -40°C to 85°C.
Feature Summary
- Supports stable operation at duty cycles exceeding 50 percent
- Capable of driving multiple LEDs in series or parallel configurations
- Designed for high-efficiency offline power conversion
Applications
- High-brightness LED lighting systems
- Offline AC/DC power supplies for illumination
- Industrial LED drivers requiring wide input voltage ranges
Procurement Notes
Verify the specific suffix NETR indicates tape and reel packaging when ordering. Confirm that the SOIC-EP-8 package variant matches your PCB footprint requirements. Ensure the component meets RoHS compliance standards if required by your manufacturing process. Cross-reference the manufacturer's latest datasheet for any updates on pinout or electrical characteristics before finalizing procurement.
Selection Notes
Select this component when designing circuits requiring a wide input voltage range up to 550V. It is suitable for applications needing high efficiency and support for complex LED arrays. Consider the thermal performance of the exposed pad package for heat dissipation. Evaluate the 120 kHz switching frequency against electromagnetic interference constraints in your specific design environment.
Part Context
This part belongs to the CPC9909 family of offline LED drivers from Littelfuse. These devices are engineered for cost-effective and high-performance lighting solutions. The family utilizes IXYS Integrated Circuits Division technology to deliver reliable operation in demanding environments. The NETR suffix specifically denotes the reel packaging format for automated assembly.
FAQ
What is the maximum input voltage supported by the CPC9909NETR?
The device supports an input voltage range up to 550V.
Does the CPC9909NETR support both buck and boost topologies?
Yes, the driver is designed to operate in both buck and boost configurations.
