Overview
The STP16CP05, specifically the STP16CPS05TTR model from STMicroelectronics, is a monolithic, low-voltage, 16-bit constant current LED sink driver designed for LED panel displays. This device is part of the STP16CP05 series and is packaged in a TSSOP24 format. It is optimized for low-voltage applications and can be driven by a 3.3 V microcontroller, making it suitable for a wide range of display and lighting systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VDD) | 3.0 - 5.5 | V |
| Output Voltage (VO) | -0.5 to 20 | V |
| Output Current (IO) | 3 - 100 | mA |
| Clock Frequency (fCLK) | Up to 30 | MHz |
| Junction Temperature Range (TJ) | -40 to +170 | °C |
| Operating Temperature Range (TOPR) | -40 to +125 | °C |
| ESD Protection | 2 kV HBM, 200 V MM | |
| Package Type | TSSOP24 |
Key Features
- Low voltage power supply down to 3 V
- 16 constant current output channels
- Adjustable output current through an external resistor
- Serial data IN/parallel data OUT
- Can be driven by a 3.3 V microcontroller
- Output current range: 5-100 mA
- Max clock frequency: 30 MHz
- ESD protection: 2 kV HBM, 200 V MM
- 20 V output driving capability, allowing more LEDs in series
Applications
The STP16CP05 is primarily used in LED panel displays, signage, and various lighting systems. Its low voltage and high current accuracy make it suitable for applications requiring precise LED brightness control. It is also used in automotive displays, industrial control panels, and other electronic devices that require efficient and reliable LED driving.
Q & A
- What is the minimum supply voltage for the STP16CP05?
The minimum supply voltage is 3.0 V. - How many constant current output channels does the STP16CP05 have?
The device has 16 constant current output channels. - Can the output current be adjusted?
Yes, the output current can be adjusted through an external resistor. - What is the maximum clock frequency of the STP16CP05?
The maximum clock frequency is 30 MHz. - What is the ESD protection level of the STP16CP05?
The device has ESD protection of 2 kV HBM and 200 V MM. - What is the operating temperature range of the STP16CP05?
The operating temperature range is -40 to +125 °C. - Can the STP16CP05 be driven by a 3.3 V microcontroller?
Yes, it can be driven by a 3.3 V microcontroller. - What is the typical output current setup time?
The typical output current setup time is 40 ns. - How many LEDs can be connected in series?
The device allows connecting more LEDs in series due to its 20 V output driving capability. - What are the common applications of the STP16CP05?
Common applications include LED panel displays, signage, automotive displays, and industrial control panels.
