Description

The SP6132HEE is a synchronous step-down switching regulator controller, specifically optimized for high efficiency. It is designed for dual supply, with a 12V step down and 5V used to power the controller, reducing power dissipation. This model is equipped with a fixed 300kHz frequency, PWM voltage mode architecture, allowing it to drive a pair of external NFETs. The SP6132HEE also includes protection features such as UVLO, thermal shutdown, and output short circuit protection. It is available in a cost and space-saving 10-pin MSOP package.

Specifications and features

- 3V to 28V Step Down Achieved Using Dual Input
- 2A to 15A Output Capability
- Highly Integrated Design, Minimal Components
- UVLO Detects Both VCC and VIN
- Short Circuit Protection with Auto-Restart
- On-Board 1.5Ω sink (2Ω source) NFET Drivers
- Wide BW Amp Allows Type II or III Compensation
- Programmable Soft Start
- Fast Transient Response
- High Efficiency: Greater than 95% Possible
- A Synchronous Start-Up into a Pre-Charged Output
- Small 10-Pin MSOP Package

Application Scenarios

The SP6132HEE can be used in various applications that require efficient step-down voltage regulation. Some examples include:
- Power supply units
- Industrial controls
- Telecommunication equipment
- Consumer electronics
- Automotive electronics
- LED lighting
- Battery-powered devices

Comparison

- High efficiency design leads to reduced power dissipation
- Wide input voltage range allows flexibility in application
- Integrated design minimizes the number of components needed
- Protection features ensure safe operation of the system
- Fast transient response for improved performance

- Limited output capability compared to other models
- Requires external NFETs for operation