IR21571STR
- Mfr.Part #
- IR21571STR
- Manufacturer
- Infineon Technologies
- Package / Case
- 16-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC BALLAST CNTRL 50.5KHZ 16SOIC
- Stock
- 34,186
- In Stock :
- 34,186
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- Manufacturer :
- Infineon Technologies
- Product Category :
- Lighting, Ballast Controllers
- Current - Supply :
- 5.5mA
- Mounting Type :
- Surface Mount
- Frequency :
- 45.5kHz~50.5kHz
- Length :
- 9.9mm
- Voltage - Supply :
- 10.5V~16.5V
- JESD-609 Code :
- e3
- HTS Code :
- 8542.39.00.01
- Number of Terminations :
- 16
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 14V
- Terminal Form :
- Gull wing
- Output Current-Max :
- 0.5A
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- IR21571S
- Switcher Configuration :
- Push-Pull
- Operating Temperature :
- -40°C~125°C
- Dimming :
- No
- RoHS Status :
- Non-RoHS Compliant
- Height Seated (Max) :
- 1.75mm
- Number of Functions :
- 1
- Surface Mount :
- yes
- Width :
- 3.9mm
- Input Voltage (Max) :
- 14.5V
- Input Voltage (Min) :
- 11.4V
- JESD-30 Code :
- R-PDSO-G16
- Terminal Finish :
- Tin (Sn)
- Published :
- 1999
- Terminal Pitch :
- 1.27mm
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 16-SOIC (0.154, 3.90mm Width)
- Type :
- Ballast Controller
- Datasheets
- IR21571STR
IR21571STR Documents

Lighting, Ballast Controllers Infineon Technologies IR21571STR Overview
The Infineon Technologies IR21571STR IC is a pivotal component in the realm of Lighting and Ballast Controllers, offering sophisticated control mechanisms for lighting systems. Designed to operate at 50.5 kHz, this compact 16SOIC package integrates seamlessly into various lighting applications, facilitating efficient, reliable control. The IR21571STR is engineered to enhance performance, ensure longevity and reliability of lighting systems, making it a prime choice for B2B customers looking to invest in bulk quantities for high-quality, durable lighting solutions.
IR21571STR Features
This IC features a high-frequency operation at 50.5 kHz which allows for efficient lamp ignition and better control over the light quality and intensity. The compact 16SOIC package is ideal for sleek, modern designs, ensuring a minimal footprint while delivering maximum functionality. The IR21571STR also supports advanced dimming capabilities, providing users with the flexibility to adjust lighting atmospheres as required.
IR21571STR Applications
- Fluorescent Lighting: The IC can be applied to control fluorescent lamp ballasts, optimizing energy consumption and extending lamp life.
- Energy-Saving Lighting Systems: Ideal for use in systems requiring high efficiency, such as in commercial buildings or public areas that benefit from reduced operational costs.
- Smart Lighting Solutions: Integrates into smart building management systems for improved lighting control and to adapt to different environmental conditions automatically.
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Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















