LM2705MFX-ADJ

$0.83

Description：IC LED DRVR RGLTR 150MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:eb1abd9eabc9 Category: LED Drivers IC Brand: Texas Instruments

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Product introduction

Product Detailed Parameters

Description：IC LED DRVR RGLTR 150MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Type：DC DC Regulator
Topology：Step-Up (Boost)
Internal Switch(s)：Yes
Number of Outputs：1
Voltage - Supply (Min)：2.2V
Voltage - Supply (Max)：7V
Voltage - Output：20V
Current - Output / Channel：150mA
Frequency：-
Dimming：-
Applications：Backlight
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
Grade：-
Qualification：-

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LM2705MFX-ADJ

Overview

The LM2705MFX-ADJ is a micropower step-up DC/DC converter manufactured by Texas Instruments. It features an internal switch and current-limited, fixed-off-time control to deliver a peak output current of 150 mA. The device operates with an input voltage range from 2.2 V to 5.5 V and provides an adjustable output voltage. It supports a switching frequency of 1.2 MHz and functions within a temperature range of -40°C to +85°C. Packaged in a compact SOT-23-5 format, it is designed for efficient power management in space-constrained applications.

Feature Summary

Integrates an internal power switch for simplified external component requirements
Utilizes fixed-off-time control architecture for stable operation
Features current limiting protection to safeguard against overload conditions

Applications

LED driver circuits
Portable battery-powered devices
General-purpose boost conversion in mobile electronics

Procurement Notes

Verify the specific suffix 'ADJ' confirms the adjustable output variant when sourcing. Ensure the package designation matches the required SOT-23-5 footprint for PCB layout compatibility. Confirm RoHS compliance status through official manufacturer documentation prior to final procurement decisions.

Selection Notes

Select this component when a low-cost, small-footstep boost converter is required for LED or general load driving. Consider the 150 mA peak current limit as the primary constraint for load sizing. Evaluate the 1.2 MHz switching frequency against EMI constraints and inductor size requirements for the target design.

Part Context

This part belongs to the LM2705 family of micropower step-up converters. It shares architectural similarities with other TI boost regulators but is distinctively optimized for lower current applications compared to higher-power series like the LM2700. The family focuses on cost-effective solutions for portable consumer electronics.