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STMicroelectronics 16 Channel LED Display Driver 16 Outputs 3 V to 5.5 V Supply 12/16-bit PWM 20V Current 3 ALED1642GWXTTR
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Model | ALED1642GWXTTR |
| Mount Type | Surface |
| Series | ALED1642GW |
| Output Current | from 3 mA to 40 mA |
| Sub Type | LED Driver |
| Operating Modes | Power, Error detection mode |
| Number of outputs | 16 |
| Input Voltage | 3, 5.5V |
| Output Voltage | 20V |
| Supply Voltage | 3 V to 5.5 V |
| Standards/Approvals | AEC-Q100 |
| Dimming Operation | 12/16-bit PWM |
| Primary Type | 16 Channel LED driver |
| Driver Current | 3, 40mA |
| LED Voltage | 20V |
Key Features
- Supports supply voltage from 3 V to 5.5 V enabling flexible power options.
- Implements error detection modes for open and shorted LED conditions enhancing reliability.
- Features programmable output turn-on/off times and gradual output delay for smooth dimming effects.
- Thermal shutdown and overtemperature alert protect the device under high temperature conditions.
- Up to 30 MHz 4-wire interface supports high-speed data transfer and synchronization.
- Wide operating input voltage range of 3 V to 5.5 V suitable for various automotive and industrial applications.
- Ideal for full color or monochrome LED displays, dashboard backlighting, and automotive interior lighting.
Product Description
STMicroelectronics ALED1642GWXTTR is a high-performance 16 channel LED Display driver designed for configurable current output ranging from 3 mA to 40 mA with a supply voltage from 3 V to 5.5 V. This device supports 12/16-bit PWM grayscale brightness control allowing precise dimming and brightness adjustments for LED applications.
The driver includes programmable features such as output turn-on/off timing, gradual output delay, and selectable synchronization on the CLK falling edge, ensuring smooth operation and optimized LED control. It incorporates power and error detection operating modes, including open and shorted LED detection with programmable thresholds to enhance system reliability.
Thermal shutdown and overtemperature alert features provide crucial protection against overheating during demanding industrial or automotive operating environments. The device is compliant with AEC-Q100 standards, signifying suitability for automotive applications.
The device interfaces via a 4-wire serial interface operating at speeds up to 30 MHz, enabling fast data communications necessary for dynamic display systems. Multiple applications include full color or monochrome displays, dashboard LED backlighting, and automotive interior lighting.
Supports 16 constant current output channels programmable from 3 mA to 40 mA. 7-bit global current gain adjustment available in two current ranges. 12/16-bit PWM for flexible brightness and dimming controls. Power saving features such as auto power save and auto wakeup modes.
Robust error detection for open and short LED faults. Thermal management through shutdown and overtemperature alerts.
STMicroelectronics products are engineered to meet demanding industrial and automotive standards, providing reliable and efficient solutions for LED driver needs. Explore the comprehensive range of electronic components at EnvMart for all your design and manufacturing requirements.
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Frequently Asked Questions
The supply voltage range for this model is from 3 V to 5.5 V.
It features 16 outputs for driving LEDs.
The output current can be configured from 3 mA to 40 mA.
This model supports 12/16-bit PWM dimming operation for precise brightness control.
The primary operating modes include power mode and error detection mode for enhanced reliability.
The maximum output voltage is 20V.
It uses a 4-wire serial interface that operates at speeds up to 30 MHz.
Yes, it is compliant with AEC-Q100 standards, indicating suitability for automotive applications.
This model is designed for surface mounting.
It includes thermal shutdown and overtemperature alert features for protection against overheating.
It is suitable for full color or monochrome LED displays, dashboard backlighting, and automotive interior lighting.
Yes, it incorporates power-saving features such as auto power save and auto wakeup modes.
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