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PCA9635PW,112
Product Overview
Category
The PCA9635PW,112 belongs to the category of LED drivers.
Use
It is used for controlling LED brightness through a PWM signal.
Characteristics
- The PCA9635PW,112 is a 16-channel Fm+ I2C-bus 100mA 40V LED driver.
- It comes in a TSSOP24 package.
- The essence of this product lies in its ability to efficiently control and drive multiple LEDs with precision.
Packaging/Quantity
The PCA9635PW,112 is typically packaged in reels and is available in varying quantities based on customer requirements.
Specifications
- Supply Voltage: 2.3 V to 5.5 V
- Output Voltage: 5.5 V
- Operating Temperature Range: -40°C to +85°C
- Maximum Output Current: 100 mA per channel
- Package Type: TSSOP24
Detailed Pin Configuration
The PCA9635PW,112 features a TSSOP24 package with the following pin configuration: 1. SDA (Serial Data Input) 2. SCL (Serial Clock Input) 3. VDD (Supply Voltage) 4. GND (Ground) 5. OE (Output Enable) 6. IREF (Current Reference) 7-20. LED0-LED15 (LED Output Channels)
Functional Features
- 16-bit PWM resolution
- Individual LED brightness control
- Internal oscillator with external resistor
- Output enable pin for low power shutdown mode
- I2C-bus interface with up to 400 kHz clock frequency
Advantages and Disadvantages
Advantages
- Precise LED brightness control
- Low power consumption
- Simplified design for driving multiple LEDs
Disadvantages
- Limited to 16 channels
- Requires an external resistor for the internal oscillator
Working Principles
The PCA9635PW,112 operates by receiving commands through the I2C-bus interface to control the brightness of individual LEDs using PWM signals. It utilizes an internal oscillator and current reference to achieve accurate LED brightness levels.
Detailed Application Field Plans
The PCA9635PW,112 is commonly used in various applications such as: - Automotive lighting systems - Signage and display panels - Decorative lighting - Backlighting for consumer electronics
Detailed and Complete Alternative Models
Some alternative models to the PCA9635PW,112 include: - PCA9685: 16-channel LED controller with higher current capability - TLC5940: 16-channel LED driver with grayscale control - AS1130: 132-channel LED driver with integrated keypad scanning
In conclusion, the PCA9635PW,112 is a versatile LED driver that offers precise control over multiple LEDs, making it suitable for a wide range of applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng PCA9635PW,112 trong giải pháp kỹ thuật
What is PCA9635PW,112?
- PCA9635PW,112 is a 16-channel Fm+ I2C-bus 100mA 40V LED driver.
What is the maximum voltage that PCA9635PW,112 can handle?
- PCA9635PW,112 can handle a maximum voltage of 40V.
How many channels does PCA9635PW,112 have?
- PCA9635PW,112 has 16 channels.
What is the maximum current per channel for PCA9635PW,112?
- The maximum current per channel for PCA9635PW,112 is 100mA.
Can PCA9635PW,112 be controlled via I2C bus?
- Yes, PCA9635PW,112 can be controlled via the I2C bus.
What are some common applications of PCA9635PW,112?
- Common applications of PCA9635PW,112 include LED displays, signage, and architectural lighting.
Is PCA9635PW,112 suitable for automotive applications?
- Yes, PCA9635PW,112 is suitable for automotive applications.
Does PCA9635PW,112 support PWM dimming?
- Yes, PCA9635PW,112 supports PWM dimming for controlling LED brightness.
What is the operating temperature range for PCA9635PW,112?
- The operating temperature range for PCA9635PW,112 is typically -40°C to +85°C.
Is there a reference design available for using PCA9635PW,112 in a specific application?
- Yes, reference designs are available for using PCA9635PW,112 in various applications, which can provide guidance for implementation.