Overview
The STOD32ATPQR is a triple DC-DC converter designed by STMicroelectronics, specifically tailored for powering AMOLED display panels. This device is highly suitable for battery-operated products where system efficiency is a major concern. It integrates a 300 mA step-up converter, a 300 mA inverting DC-DC converter, and an auxiliary step-up converter. The output voltages can be programmed using a dedicated pin that implements the S-WIRE protocol, ensuring flexible and efficient voltage management.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Input Voltage Range | 2.5 V to 4.5 V |
| Output Current for Step-Up and Inverting Converters | 300 mA (VIN > 2.9 V) |
| Output Current for Auxiliary Step-Up Converter | 55 mA (VIN > 2.9 V) |
| Positive Step-Up Converter Voltage | 4.6 V |
| Programmable Negative Voltage Range | -0.8 V to -4.8 V (default -4.0 V) |
| Auxiliary Step-Up Converter Voltage Range | 5.8 V to 7.9 V (default 7.6 V) |
| Package Type | QFN16 (3.0x3.0 mm), 0.5 mm pitch |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Soft-start with inrush current protection
- Overtemperature protection
- True-shutdown mode
- Short-circuit protection
- Programmable output voltages via S-WIRE protocol
- High efficiency suitable for battery-operated devices
Applications
The STOD32ATPQR is primarily designed for powering AMOLED display panels in various electronic devices. It is particularly useful in battery-operated products such as smartphones, tablets, and other portable electronics where power efficiency is crucial.
Q & A
- What is the primary function of the STOD32ATPQR?
The STOD32ATPQR is a triple DC-DC converter designed to power AMOLED display panels. - What is the operating input voltage range of the STOD32ATPQR?
The operating input voltage range is from 2.5 V to 4.5 V. - What are the output currents for the step-up and inverting converters?
The output currents for the step-up and inverting converters are 300 mA each when VIN > 2.9 V. - What is the output current for the auxiliary step-up converter?
The output current for the auxiliary step-up converter is 55 mA when VIN > 2.9 V. - Can the output voltages be programmed?
Yes, the output voltages can be programmed using a dedicated pin that implements the S-WIRE protocol. - What are the key protection features of the STOD32ATPQR?
The key protection features include soft-start with inrush current protection, overtemperature protection, true-shutdown mode, and short-circuit protection. - What is the package type and size of the STOD32ATPQR?
The package type is QFN16 with dimensions of 3.0x3.0 mm and a 0.5 mm pitch. - What is the operating temperature range of the STOD32ATPQR?
The operating temperature range is from -40°C to 85°C. - In which types of devices is the STOD32ATPQR commonly used?
The STOD32ATPQR is commonly used in battery-operated devices such as smartphones, tablets, and other portable electronics. - Is the STOD32ATPQR RoHS compliant?
Yes, the STOD32ATPQR is RoHS compliant with an Ecopack2 grade.
