Topic: Technology Accumulation Technology introduces a new generation of a stream LED driver chip - MBI5039 with full screen instant Silent Error Detection technology to meet the high specification requirements of LED display applications. The market guarantees the quality of the image display of the LED display, how to not affect the content of the display, and can complete the online error return at any time, it will be an essential function of the LED display. In response to the needs of this function, Accumulation Technology realizes the real-time full-screen error detection function of the driver chip, including instant bright spot and dark spot error detection, making the MBI5039 not only suitable for LED traffic display applications, but also enhance customer-oriented commercial LEDs. Display application requirements.
MBI5039 is a 16-channel a-stream LED driver chip with advanced error detection function. It can support 3~90mA?a current output range, withstand voltage up to 17V, and can provide data transmission rate up to 30MHz to meet The need for large amounts of data transmission on LED display systems. The error detection function of MBI5039 includes two types, one is “In-Message Error Detection†and the other is “Silent Error Detectionâ€.
MBI5039's "in the message error detection mode" is the "data in, error out" way to detect and report, you can instantly and continuously identify the LED short circuit on the display. Or the status of the open circuit, and return the exact damaged LED position; in addition, the MBI5039's "silent error detection mode" can be used to perform full-screen real-time error detection of bright and dark points by simply issuing a simple command, and all current outputsåŸ Detecting with a very small test current (0.1 mA) in a very short time (500 ns) to prevent flashing or noise on the LED display, maintaining the normal operation of the LED display image and ensuring displayã‚· ã‚· ã‚· ? ? ??
In addition to the above two types of real-time error detection, the MBI5039 also has built-in overheat detection reporting, which provides system protection. The MBI5039 provides 64-step programmable current gain control for brightness adjustment. , module uniformity adjustment, temperature compensation, etc. MBI5039 for the N image quality uniformity requirements, the channel current accuracy variation is less than 1.5%, and the current accuracy variation between drivers is less than ± 3% In addition, MBI5039 also has a fast output current response time, the minimum time required is only 35ns, which can help the system greatly improve the grayscale effect and visual update rate of the NLED display.
With the patented Share-IO technology of Accumulation Technology, MBI5039 can be fully compatible with MBI5025/MBI5026/MBI5027/MBI5028/MBI5029, users can directly use advanced error detection function without replacing the PCB. MBI5039.
MBI5039 is a 16-channel a-stream LED driver chip with advanced error detection function. It can support 3~90mA?a current output range, withstand voltage up to 17V, and can provide data transmission rate up to 30MHz to meet The need for large amounts of data transmission on LED display systems. The error detection function of MBI5039 includes two types, one is “In-Message Error Detection†and the other is “Silent Error Detectionâ€.
MBI5039's "in the message error detection mode" is the "data in, error out" way to detect and report, you can instantly and continuously identify the LED short circuit on the display. Or the status of the open circuit, and return the exact damaged LED position; in addition, the MBI5039's "silent error detection mode" can be used to perform full-screen real-time error detection of bright and dark points by simply issuing a simple command, and all current outputsåŸ Detecting with a very small test current (0.1 mA) in a very short time (500 ns) to prevent flashing or noise on the LED display, maintaining the normal operation of the LED display image and ensuring displayã‚· ã‚· ã‚· ? ? ??
In addition to the above two types of real-time error detection, the MBI5039 also has built-in overheat detection reporting, which provides system protection. The MBI5039 provides 64-step programmable current gain control for brightness adjustment. , module uniformity adjustment, temperature compensation, etc. MBI5039 for the N image quality uniformity requirements, the channel current accuracy variation is less than 1.5%, and the current accuracy variation between drivers is less than ± 3% In addition, MBI5039 also has a fast output current response time, the minimum time required is only 35ns, which can help the system greatly improve the grayscale effect and visual update rate of the NLED display.
With the patented Share-IO technology of Accumulation Technology, MBI5039 can be fully compatible with MBI5025/MBI5026/MBI5027/MBI5028/MBI5029, users can directly use advanced error detection function without replacing the PCB. MBI5039.
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