MAX1570ETE

LED Driver IC Overview

The MAX1570ETE is a white LED current regulator featuring a charge pump topology. It supports five output channels with a maximum output current of 30 mA per channel. The device operates within an input voltage range of 2.7 V to 5.5 V and utilizes a 1 MHz switching frequency. It is housed in a TQFN-16 package (4x4 mm) with an exposed pad. The component includes PWM dimming capabilities for brightness control.

LED Driver IC Feature Summary

• Integrates a charge pump topology for efficient white LED current regulation across multiple channels.
• Supports PWM dimming functionality for precise brightness adjustment.
• Provides high integration in a compact surface-mount package suitable for space-constrained designs.

LED Driver IC Applications

• White LED backlighting systems
• Portable electronic display illumination
• Mobile device lighting circuits

LED Driver IC Procurement Notes

Verify the specific suffix (+ or +T) to confirm packaging type, as tube and reel variants exist. Confirm RoHS compliance status through official documentation. Ensure the supplier provides valid traceability for Analog Devices components. Check lead times due to potential supply constraints. Validate that the received part matches the exact electrical specifications required for the design.

LED Driver IC Selection Notes

Select this component when designing multi-channel white LED drivers requiring low external component count. The integrated charge pump eliminates the need for inductors, reducing board area. Consider the 30 mA output limit per channel when sizing the LED array. Verify thermal performance requirements given the power dissipation characteristics in the TQFN-16 package.

LED Driver IC Part Context

This part belongs to the Maxim Integrated line of power management ICs, now under Analog Devices. It is specifically categorized as an LED driver within the PMIC family. The MAX1570 series focuses on portable applications where size and efficiency are critical. It complements other Maxim LED solutions by offering a highly integrated approach for white LED arrays.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Consult Analog Devices official documentation for direct replacements or pin-compatible alternatives if this specific variant is unavailable.