DC/DC voltage regulator module MCPF1606A

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Overview
The MCPF1606A is a fully integrated point-of-load (POL) 6A step-down (buck) voltage regulator module. It combines an on-chip PWM controller, integrated MOSFETs, inductor and capacitors to deliver a compact, board-friendly regulator suitable for automated surface-mount assembly. The module supports I2C programmability for configuration and diagnostics and includes built-in protection mechanisms for reliable operation in industrial applications.

Key features

• Output current: up to 6 A
• Input voltage range: 4.2 V to 16 V
• Output voltage range: 0.6 V to 5 V (adjustable)
• Output accuracy: ±0.5%
• Programmable via I2C bus (configuration and monitoring)
• Compact low-profile package: 3.3 mm × 3.3 mm × 1.35 mm

Electrical parameters
Driver type: Step Down (Buck)
Control mode: PWM
VIN min: 4.2 V
VIN max: 16 V
VOUT min: 0.6 V
VOUT max: 5 V
Output current: 6 A
Accuracy: ±0.5%
Operating temperature: -40 °C to +125 °C

Protections & programmability

• Soft-start function to limit inrush current
• Overvoltage protection
• Thermally compensated overcurrent protection with hiccup mode
• Thermal shutdown with automatic recovery
• I2C interface for programming, fault reporting and telemetry

Mechanical & environmental
Package: low-profile surface-mount module
Dimensions: 3.3 mm × 3.3 mm × 1.35 mm
Designed for automated PCB assembly and high power density board layouts
Operating temperature range: -40 °C to +125 °C

Typical applications

• Point-of-load power for industrial control and automation
• Embedded systems and telecommunications equipment
• Power management on compact PCBs requiring high integration