LM2940LD-5.0/NOPBIn StockTexas Instruments
LM2940LD-5.0/NOPB is a 1A fixed 5.0V low dropout linear regulator with 0.5V typical dropout voltage and up to 26V input range. Ideal for battery-powered and automotive systems. From $1.06, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LM2940LD-5.0/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0641(MOQ 25)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1A output current with only 0.5V typical dropout voltage, enabling efficient low-headroom regulation
- Fixed 5.0V output with tight accuracy, suitable for powering microcontrollers and digital logic
- Wide input voltage range up to 26V with 60V absolute maximum, compatible with automotive and industrial supply rails
- Available in compact SOT-23 package (PDSO-N8), optimized for space-constrained PCB designs
- RoHS compliant and REACH-compliant Pb-free construction for global regulatory conformance
Applications
The LM2940LD-5.0/NOPB is widely used in battery-powered portable devices where low dropout is critical to maximizing battery life. It suits automotive electronics operating from unregulated 12V rails, as well as industrial control boards requiring a stable 5V rail from higher-voltage supplies. Its low quiescent current and robust input protection also make it a reliable choice for always-on standby circuits.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 1V |
| Dropout Voltage1-Nom | 0.5V |
| Input Voltage Absolute-Max | 60V |
| Input Voltage-Max | 26V |
| Input Voltage-Min | 6.25V |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.05% |
| Load Regulation-Max | 0.08% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 1A |
| Output Voltage1-Max | 5.25V |
| Output Voltage1-Min | 4.75V |
| Output Voltage1-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.15,32 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.8mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM2940LD-5.0/NOPB:
suggested
Frequently Asked Questions
What is the output voltage and dropout voltage of the LM2940LD-5.0/NOPB?
The LM2940LD-5.0/NOPB provides a fixed 5.0V output. Its typical dropout voltage is 0.5V, with a maximum of 1V at full 1A load, allowing regulation even when the input is only slightly above 5V.
What is the maximum input voltage for the LM2940LD-5.0/NOPB?
The operating input voltage range is 6.25V to 26V, with an absolute maximum rating of 60V. This wide range makes it suitable for automotive 12V systems as well as higher-voltage industrial power supplies.
What package does the LM2940LD-5.0/NOPB come in?
The LM2940LD-5.0/NOPB is housed in an 8-pin PDSO-N8 (small outline) surface-mount package, making it ideal for compact PCB layouts where board space is limited.
Is the LM2940LD-5.0/NOPB RoHS and REACH compliant?
Yes, the LM2940LD-5.0/NOPB is Pb-free and marked as RoHS compliant with a REACH Compliant designation, meeting global environmental regulations for use in consumer, automotive, and industrial products.
What are typical applications for the LM2940LD-5.0/NOPB?
This LDO regulator is commonly used in battery-powered devices, automotive electronics, microcontroller power supplies, handheld instruments, and industrial control systems requiring a stable 5V rail from higher unregulated voltages.
Related Guides
Ultra Low Power Microcontroller Comparison 2026: STM32L4 vs MSP430 vs MSP432 vs CC2640
Engineer-grade 2026 comparison of ultra-low-power MCUs — STM32L476, MSP430A139, MSP432P401R, CC2640F128 across standby current, active current, and battery life.
May 5, 2026
BOM Cost Reduction: 7 Strategies for Electronics Manufacturers in 2026
Practical 2026 BOM optimization playbook — 7 proven strategies, ranked by payback time and risk. With realistic per-unit savings and verification steps.
May 5, 2026
STM32F072C8T6 Pin-Compatible Alternatives 2026: Cheaper Drop-In Options Compared
Engineer-grade compatibility analysis for STM32F072C8T6 alternatives in 2026 — pin compatibility, firmware portability, cost and lead time for each option.
May 5, 2026
Top Microcontrollers for IoT 2026: ESP32 vs Arduino vs STM32 vs RPi Pico
The five IoT MCU platforms compared on 2026 pricing, lead time, and use case — ESP32-S3, Arduino, STM32F0, RP2040, TI CC2640/CC1352P.
May 5, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $1.0795 | $26.99 |
| 100+ | $1.0718 | $107.18 |
| 250+ | $1.0641 | $266.03 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”