S-8520E50MC-BKJT2G Datasheet/PDFPMIC - Voltage Regulators - DC DC Switching Controllers
The S-8520E50MC-BKJT2G, also known as the High-Current Low-Voltage Low-Iq DC-DC Synchronous Step-Down Controller, is designed for highly-efficient power supply systems for consumer, automotive, and commercial applications. The device is capable of operating from a 4.5V to 32V input voltage range and a 0.6V to 5.5V output voltage range. The maximum output current rating of the device is up to 50mA and the typical output current limit is typically set to 0.6A.
The S-8520E50MC-BKJT2G is a synchronous step-down DC-DC controller that operates with external P-channel MOSFETS as low-side and high-side switches to achieve fast transient response with optimal accuracy, efficiency and low output ripple. The device includes many integrated features that provide a fast, reliable, and flexible control solution such as a precise voltage loop with ultra-low voltage detection; precise ±3.5% voltage accuracy over -40°C to +125°C temperature range; low quiescent current; high efficiency over wide load range; low output ripple; and an optional output voltage trim function.
The integrated features of the S-8520E50MC-BKJT2G enable it to be an ideal choice for many different applications. It can be used in consumer digital SLR cameras, digital camcorders, digital video camera systems, microcomputers, portable media players, smartphones and other mobile devices. It can be used in automotive applications such as headlight dimmer control, headlight-level adjustment, fuel injectors, airbag deployment and ABS brakes. It can also be used in commercial applications such as industrial control systems, robotics, test and measurement and medical instrumentation.
The S-8520E50MC-BKJT2G has several operating modes. It supports PWM, CV and CVR control modes and a low-voltage level-shift. The device also has a low-voltage pulse-width modulation (PWM) mode that can be used to improve output voltage accuracy under light load conditions. It also has a low-noise power save (LNPS) mode which eliminates switching noise by substantially reducing the switching frequency when the output current is below a certain level. The device also has a power good monitoring function and integrated over temperature protection.
The S-8520E50MC-BKJT2G is a highly-integrated device with a variety of features that enable it to meet the requirements of a wide range of applications. It has a wide input voltage range that makes it suitable for Automotive and Commercial applications. The device also has a low-Iq solution that creates high efficiency and allows the system to be more energy efficient. The device also offers a variety of control modes and integrated over temperature protection, making it an ideal solution for any application where low voltage and low power are key requirements.