The PCA9533D/01 is a 4-bit I¬=C-bus LED dimmer designed for controlling LED brightness in applications such as RGB color mixing and backlighting. It supports 256 discrete brightness levels and features two programmable blink rates with adjustable duty cycles, allowing for effective LED dimming and flashing. The device can drive up to 25 mA per output, with a total maximum output current of 100 mA. It includes an internal oscillator that eliminates the need for external components and operates within a supply voltage range of 2.3 V to 5.5 V. The PCA9533D/01 also provides general-purpose I/O expansion capabilities, making it versatile for various applications. It is packaged in an 8-lead SO8 format and is suitable for use in environments with temperatures ranging from -40 ¬8C to +85 ¬8C.
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| DigiKey | Rochester Electronics | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | 568-3372-5-ND | PCA9533D/01,112 | PCA9533D/01,112 | PCA9533D/01,112 |
| Product Name | LED Drivers | PMIC - LED Drivers | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers | |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) |