MIC2288BML-TR

Voltage Regulators - DC DC Switching Regulators Overview

The MIC2288BML-TR is a synchronous step-up (boost) DC/DC switching regulator manufactured by Microchip Technology. It operates with a fixed switching frequency of 1.2 MHz and supports an input voltage range from 2.5 V to 10 V. The device provides a single adjustable output voltage, capable of reaching up to 34 V, with a maximum switch current of 1.2 A. It is housed in an 8-lead MLF package measuring 2x2 mm. The component functions within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-efficiency synchronous rectifier topology for improved power conversion performance.
• Utilizes current-mode control architecture to ensure stable regulation under varying load conditions.
• Features a compact low-profile package design suitable for space-constrained portable applications.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring efficient battery-powered voltage boosting
• Cellular phones and personal digital assistants (PDAs)
• Digital cameras and other imaging devices
• General-purpose power management in handheld instruments

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'BML' against the manufacturer's latest datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the ordering code includes '-TR' for tape-and-reel packaging if required by your assembly process. Cross-reference the lot date code and RoHS compliance status with the supplier's certificate of analysis prior to final procurement approval.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact boost converter with a 1.2 MHz switching frequency is needed to minimize external passive component size. It is appropriate for designs requiring an input voltage as low as 2.5 V and an adjustable output up to 34 V. Consider the 8-lead MLF package constraints and thermal dissipation capabilities relative to the expected 1.2 A switch current in your PCB layout strategy.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MIC2288 series of PWM boost converters from Microchip Technology. The series offers variants in different packages, including Thin SOT-23 and MLF options. The MIC2288BML-TR specifically denotes the version in the 8-lead MLF package with tape-and-reel packaging, designed for automated surface-mount assembly processes.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include the MIC2288YML-TR, which shares the same 8-MLF package and core functionality but may have slight variations in internal trimming or testing specifications. Verify compatibility with existing feedback resistor networks before substitution.

Voltage Regulators - DC DC Switching Regulators FAQ

Is the MIC2288BML-TR a synchronous rectifier?

Yes, the MIC2288BML-TR integrates a synchronous rectifier to improve efficiency compared to non-synchronous boost converters.

What is the maximum output voltage capability of this device?

The device supports an adjustable output voltage that can be set up to a maximum of 34 V.