LM2593HVSX-3.3/NOPB

$3.45

Description：IC REG BUCK 3.3V 2A TO263
Series：SIMPLE SWITCHER®
Mfr：National Semiconductor
Package：Bulk

SKU:2efdbd0da062 Category: Voltage Regulators - DC DC Switching Regulators Brand: National Semiconductor

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LM2593HVSX-3.3/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists National Semiconductor. Its product description is IC REG BUCK 3.3V 2A TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2593HVSX-3.3/NOPB

Description：IC REG BUCK 3.3V 2A TO263
Series：SIMPLE SWITCHER®
Mfr：National Semiconductor
Package：Bulk
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4.5V
Voltage - Input (Max)：60V
Voltage - Output (Min/Fixed)：3.3V
Voltage - Output (Max)：-
Current - Output：2A
Frequency - Switching：150kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-8, D2PAK (7 Leads + Tab), TO-263CA
Supplier Device Package：TO-263 (DDPAK-7)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2593HVSX-3.3/NOPB

LM2593HVSX-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2593HVSX-3.3/NOPB is a SIMPLE SWITCHER power converter featuring a fixed 3.3V output and a 2A step-down voltage regulator capability. It operates at a switching frequency of 150 kHz. The device supports an input voltage range up to 40V and provides thermal shutdown protection. It is housed in a TO-263 (DDPAK) package with five pins, suitable for surface-mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated SIMPLE SWITCHER architecture for simplified design
Fixed 3.3V output voltage regulation
High efficiency step-down conversion up to 2A
Built-in thermal shutdown protection

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation for digital circuits
Battery-powered systems requiring efficient step-down
Industrial control power supplies
Communication equipment power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the manufacturer origin as National Semiconductor or Texas Instruments, noting the acquisition history. Confirm the suffix NOPB indicates lead-free and RoHS compliance. Ensure the package type matches the required TO-263 footprint. Check for any specific tape and reel requirements if applicable to your assembly process.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3V output is required with up to 2A load current. It is suitable for designs needing a 150 kHz switching frequency to balance size and efficiency. Consider the TO-263 package for adequate thermal dissipation without additional heatsinking in moderate environments.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2593HV series of SIMPLE SWITCHER converters. It is a high-voltage version designed for robust performance in demanding applications. The series is known for its simplicity, requiring minimal external components compared to traditional PWM controllers.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2593HVS-3.3/NOPB is a direct equivalent variant within the same family. LM2591HVSX-3.3/NOPB offers similar functionality but with a 1A output current limit instead of 2A.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

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.