LM2832ZSD/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2832ZSD/NOPB is a high-frequency synchronous step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 3.0V to 5.5V and provides a regulated output voltage adjustable from 0.6V to 4.5V. The device supports a maximum output current of 2.0A. It features a fixed switching frequency of 3MHz, enabling the use of small external components. The IC is housed in a 6-pin WSON package with an exposed pad for thermal dissipation. It is designed for operation over a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for improved efficiency
• Fixed 3MHz switching frequency allows compact passive component selection
• Integrated power switch capable of delivering 2.0A load current
• Wide input voltage range compatible with single-cell lithium-ion sources

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered devices requiring efficient voltage regulation
• Embedded systems utilizing single-cell lithium-ion or lithium-polymer batteries
• Point-of-load regulation for digital signal processors and microcontrollers
• Industrial control modules operating within standard low-voltage ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify RoHS compliance status as indicated by the NOPB suffix. Confirm package availability and lead times through authorized distributors. Ensure ESD handling procedures are followed due to the exposed pad thermal design. Cross-reference pinouts with official datasheets before PCB layout finalization.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when high efficiency and small solution size are critical. The 3MHz frequency reduces inductor and capacitor sizes compared to lower-frequency alternatives. Ensure the application input voltage remains within the 3V to 5.5V range. Verify that the required output current does not exceed 2.0A under all thermal conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2832 family of high-frequency step-down converters. It shares architectural similarities with the LM2831 but offers higher output current capability. The device integrates the high-side and low-side MOSFETs into a single monolithic IC. It is designed for applications requiring robust performance in space-constrained environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2832XSD/NOPB: Higher switching frequency variant (1.6MHz vs 3MHz noted in some contexts, verify specific frequency requirements). LM2831ZSD/NOPB: Lower current version (1.5A) with similar topology. LMR10515YSD/NOPB: Alternative buck regulator with different electrical characteristics.