CS51313GDR16

Special Purpose Regulators Overview

The CS51313GDR16 is a synchronous dual N-channel MOSFET buck regulator controller manufactured by onsemi. Designed for powering core logic in high-performance CPUs, it utilizes V2TM control topology to achieve rapid transient response and precise regulation. The device integrates a 5-bit DAC with 1.2% tolerance, hiccup mode overcurrent protection, and adaptive voltage positioning. It features fast gate drive capabilities with 40ns rise/fall times and 65ns adaptive non-overlap time. Key monitoring functions include Power-Good output, OVP, and VCC under-voltage lockout, ensuring robust system protection.

Special Purpose Regulators Feature Summary

• V2TM control topology for optimized transient response
• Integrated 5-bit DAC with tight tolerance
• Adaptive voltage positioning and hiccup mode protection

Special Purpose Regulators Applications

• CPU VCORE power supply design
• High-performance processor core logic powering
• Multi-phase synchronous buck converter implementation

Special Purpose Regulators Procurement Notes

Verify the specific suffix GDR16 against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with required MOSFET gate drive characteristics and reference voltage configurations before finalizing procurement orders.

Special Purpose Regulators Selection Notes

Select this component when designing synchronous buck converters for CPU cores requiring fast transient response. The integrated DAC simplifies voltage setting compared to resistor-divider networks. Verify that the application benefits from V2TM control advantages over traditional voltage-mode or current-mode architectures.

Special Purpose Regulators Part Context

This part belongs to onsemi's line of switching voltage regulators and power management ICs. It is specifically categorized as a synchronous buck controller within their portfolio for standard products and signal conditioning applications, targeting industrial and computing markets.

Special Purpose Regulators Replacement Considerations

The CS51313GD16 is a documented equivalent variant within the same family. Confirm pinout and electrical parameter alignment before substitution.