LM3311SQX/NOPB

$1.78

Description：IC REG BOOST ADJ 2A 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:4e753645f349 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM3311SQX/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BOOST ADJ 2A 24WQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM3311SQX/NOPB

Description：IC REG BOOST ADJ 2A 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Function：Step-Up
Output Configuration：Positive
Topology：Boost
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：2.5V
Voltage - Input (Max)：7V
Voltage - Output (Min/Fixed)：1.263V
Voltage - Output (Max)：20V
Current - Output：2A (Switch)
Frequency - Switching：660kHz, 1.28MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：24-WFQFN Exposed Pad
Supplier Device Package：24-WQFN (4x4)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM3311SQX/NOPB

LM3311SQX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM3311SQX/NOPB is a synchronous boost DC-DC converter manufactured by Texas Instruments. It operates with an adjustable output voltage and supports up to 2A of output current. The device is housed in a 24-pin WQFN package, suitable for surface-mount applications. It functions within a wide input voltage range, making it adaptable for various power supply architectures requiring step-up conversion.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Synchronous rectification architecture for improved efficiency
Adjustable output voltage capability
Integrated high-side and low-side MOSFETs
Compact surface-mount packaging

Voltage Regulators - DC DC Switching Regulators Applications

Portable battery-powered devices
Industrial control systems
Automotive electronics
Consumer electronics power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against the manufacturer's latest datasheet to ensure compatibility with specific thermal or electrical requirements. Confirm RoHS compliance status as per current regulatory standards. Check for any recent product change notices that may affect pinout or functionality before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact, high-efficiency boost solution is required for currents up to 2A. Ensure the application environment stays within the specified operating temperature range. Verify that the input voltage source can support the peak current demands during startup and transient conditions without dropping below the minimum operating threshold.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM3311 family of synchronous boost converters from Texas Instruments. It is designed to replace older non-synchronous designs in space-constrained applications. The SQX/NOPB designation indicates a specific tape-and-reel packaging variant optimized for automated assembly processes in high-volume manufacturing environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include LM3311SQX-HIOP/NOPB and LM3311SQ/NOPB. Verify pin compatibility and thermal performance characteristics before substitution. Ensure the alternative part meets the same electrical specifications for output current and voltage adjustability.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.