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PCA9685PW,118

Name: PCA9685PW,118
Rating: 4.7 (12 reviews)

IC LED DRVR LIN PWM 25MA 28TSSOP

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Mfr.부분 #PCA9685PW,118
패키지
데이터시트 PCA9685PW,118 DataSheet
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사양

Part Status	Active
Type	Linear
Internal Switch(s)	Yes
Number of Outputs	16
Voltage - Supply (Min)	2.3V
Voltage - Supply (Max)	5.5V
Voltage - Output	5.5V
Current - Output / Channel	25mA
Frequency	100kHz ~ 1MHz
Dimming	PWM
Applications	Backlight
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	28-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	28-TSSOP
Base Product Number	PCA9685

개요

Description

The PCA9685PW is a 16-channel, 12-bit PWM (Pulse Width Modulation) controller commonly used for controlling servos, LEDs, and other devices that require precise timing. It operates via I2C communication, allowing multiple PCA9685 chips to be connected on the same bus, making it ideal for applications needing extensive control with minimal wiring.
Key features include:
- 16 channels: Can control up to 16 devices simultaneously.
- 12-bit resolution: Provides granular control over the PWM signal, allowing for subtle adjustments in brightness or position.
- I2C interface: Supports multiple addresses for cascading several chips.
- Built-in oscillator: Eliminates the need for an external clock source, simplifying the circuit design.
- Operating voltage: Typically operates between 2.3V to 5.5V.
The PCA9685 is widely used in robotics, hobby projects, and IoT applications, benefiting from libraries available for platforms like Arduino and Raspberry Pi, making it accessible for both beginners and advanced users.

Features

The PCA9685PW,118 is a 16-channel, 12-bit PWM (Pulse Width Modulation) controller designed for applications such as LED dimming and servo motor control. Key features include:
1. I2C Interface: Allows for easy communication with microcontrollers.
2. 16 Channels: Controls up to 16 independent PWM outputs.
3. 12-Bit Resolution: Offers high precision for PWM signals.
4. Programmable Frequency: PWM frequency can be set from 24 Hz to 1526 Hz.
5. Built-in Oscillator: Eliminates the need for an external clock source.
6. LED Driver Capability: Ideal for controlling multiple LEDs or servos.
7. Single Power Supply: Operates over a wide voltage range (2.3V to 5.5V).
8. Addressing Capability: Supports up to 62 devices on the same I2C bus.
9. Low Power Consumption: Designed for efficiency in battery-powered applications.
10. Output Enable: Allows for easy control of all outputs simultaneously.
These features make the PCA9685PW,118 suitable for robotics, automotive applications, and lighting systems.

Package

The PCA9685PW,118 is packaged in a 28-pin TSSOP (Thin Shrink Small Outline Package) format, which is designed for surface mounting on circuit boards. This package type is characterized by its compact size, making it suitable for space-constrained applications.

Pinout

The PCA9685PW,118 is a 16-channel, 12-bit PWM controller with I2C interface, commonly used for controlling servos and LEDs. It has 28 pins, and the key functions are as follows:
1. Power Supply (VCC, GND): Pins for power supply (VCC) and ground (GND).
2. I2C Interface: SDA (data line) and SCL (clock line) for I2C communication.
3. LED Control Outputs (OUT0-OUT15): 16 output pins for PWM signals to control individual channels.
4. Address Pins (A0, A1, A2): Used to set the I2C address of the device, allowing multiple PCA9685 chips on the same bus.
5. MODE1 and MODE2: Configuration pins for setting the mode of operation and frequency settings.
6. RESET: A pin to reset the device.
7. OE (Output Enable): Controls the output state of the PWM channels.
This device is widely used in robotics and automation for precise control of motors and lighting.

Manufacturer

The PCA9685PW,118 is manufactured by NXP Semiconductors, a global semiconductor company based in the Netherlands. NXP specializes in designing and manufacturing a wide range of semiconductor products, including microcontrollers, microprocessors, and integrated circuits. The company primarily serves various industries, such as automotive, industrial, and communications, focusing on high-performance and energy-efficient solutions. NXP is well-regarded for its innovations in secure connectivity and processing, making it a key player in the semiconductor market.

Application

The PCA9685PW,118 is a 16-channel PWM controller used in various applications, including robotics for servo motor control, LED dimming and RGB lighting, 3D printing, and remote control systems. It interfaces via I2C, enabling multiple devices to be controlled with minimal wiring. Its versatility makes it suitable for automation, hobbyist projects, and industrial applications.

Equivalent

The PCA9685PW,118 is a 16-channel, 12-bit PWM servo driver. Equivalent products include:
1. PCA9685 - Standard version without specific packaging.
2. PCA9615 - Similar functionality with I2C interface.
3. HT16K33 - LED controller (less focused on servos).
4. TLC5940 - 16-channel LED driver (PWM output).
Always check specific requirements for voltage, current, and communication protocols when considering alternatives.