Overview
The CAT4016HV6-GT2 is a 16-channel constant current LED driver produced by onsemi. This device is designed for various display applications, including billboard displays, marquee displays, instrument displays, and general-purpose displays. It features a high-speed 4-wire serial interface with a clock frequency of up to 25 MHz, allowing for precise control over each individual LED channel. The device is available in a compact 24-lead TQFN package, making it suitable for space-constrained designs. The CAT4016HV6-GT2 is also AEC-Q100 qualified and PPAP capable, making it a reliable choice for automotive and other demanding applications.
Key Specifications
| Parameter | Range/Value | Unit |
|---|---|---|
| VDD Supply Voltage | 3.0 to 5.5 | V |
| Logic Input/Output Voltage | −0.3 to VDD+0.3 | V |
| LED Channel Voltage (Off) | 0 to 5.5 | V |
| LED Channel Voltage (On) | 0.4 to 2.0 | V |
| LED Current Range | 2 to 100 | mA |
| LED Current Set by RSET Resistor | 50 times RSET current | |
| Thermal Shutdown Temperature | 160 | °C |
| Junction Temperature Range | −40 to +150 | °C |
| Package Type | 24-lead TQFN (4x4 mm) | |
| Clock Frequency | Up to 25 MHz |
Key Features
- 16 constant current-sink channels
- High-speed 4-wire serial interface up to 25 MHz clock frequency
- LED current range from 2 mA to 100 mA set by an external RSET resistor
- Low output voltage operation on LED channels as low as 0.4 V
- Thermal shutdown protection
- Blanking control pin (BLANK) to disable all channels independently of the interface
- Serial output data pin (SOUT) for cascading multiple devices
- AEC-Q100 qualified and PPAP capable for automotive applications
- Pb-free, halogen-free, and RoHS compliant
Applications
- Billboard displays
- Marquee displays
- Instrument displays
- General-purpose displays
Q & A
- What is the maximum clock frequency of the CAT4016HV6-GT2?
The maximum clock frequency is up to 25 MHz. - How many constant current-sink channels does the CAT4016HV6-GT2 have?
The device has 16 constant current-sink channels. - What is the range of the LED current that can be set by the RSET resistor?
The LED current range is from 2 mA to 100 mA. - What is the minimum voltage required on the LED channels for operation?
The minimum voltage required on the LED channels is 0.4 V. - What is the purpose of the BLANK pin?
The BLANK pin is used to enable or disable all LED channels independently of the serial interface. - Is the CAT4016HV6-GT2 suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications. - What type of package is the CAT4016HV6-GT2 available in?
The device is available in a 24-lead TQFN package (4x4 mm). - Does the CAT4016HV6-GT2 have thermal shutdown protection?
Yes, it includes thermal shutdown protection to disable the LED outputs if the die temperature exceeds 160°C. - Can multiple CAT4016HV6-GT2 devices be cascaded?
Yes, multiple devices can be cascaded using the serial output data pin (SOUT). - Is the CAT4016HV6-GT2 RoHS compliant?
Yes, the device is Pb-free, halogen-free, and RoHS compliant.
