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PCA9634PW from NXP,NXP Semiconductors

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PCA9634PW

Manufacturer: NXP

8-bit Fm+ I2C-bus LED driver

Partnumber Manufacturer Quantity Availability
PCA9634PW NXP 195 In Stock

Description and Introduction

8-bit Fm+ I2C-bus LED driver The **PCA9634PW** from NXP Semiconductors is a versatile, low-power I²C-controlled LED driver designed for applications requiring precise lighting control. This 8-bit device features four pulse-width modulation (PWM) outputs, allowing independent dimming and blinking of LEDs or other loads. With an operating voltage range of 2.3V to 5.5V, it is suitable for both low-voltage and standard 5V systems.  

Key features include an integrated oscillator, reducing the need for external components, and programmable output states (on, off, PWM, or blinking). The PCA9634PW supports up to 16 different I²C addresses, enabling multiple devices to operate on the same bus without conflict. Its auto-increment addressing simplifies register access, improving efficiency in microcontroller-based designs.  

Ideal for automotive lighting, signage, and consumer electronics, this driver ensures reliable performance with built-in thermal shutdown and open-load detection. The compact TSSOP-16 package makes it suitable for space-constrained applications.  

Engineers appreciate its balance of functionality and ease of integration, making the PCA9634PW a practical choice for dynamic lighting solutions. Whether used in smart lighting systems or industrial indicators, it delivers consistent, energy-efficient control.

Application Scenarios & Design Considerations

8-bit Fm+ I2C-bus LED driver

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