LM2931S-5.0/NOPBIn StockTexas Instruments
LM2931S-5.0/NOPB is a fixed 5V low dropout linear regulator from Texas Instruments, featuring 0.3V typical dropout voltage, 100mA output current, and 26V max input voltage. From $1.09, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- LM2931S-5.0/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0900(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 5V output voltage with tight regulation accuracy
- Ultra-low dropout voltage: 0.3V typical, 0.6V maximum at full load
- Wide input voltage range: 6V to 26V, suitable for automotive and industrial use
- 100mA output current capability in compact SO-3 package
- Reverse battery protection and load dump protection up to 60V
- Low quiescent current for battery-powered applications
Applications
The LM2931S-5.0/NOPB is ideal for automotive electronics where reverse battery and load dump protection are critical. It is widely used in industrial control systems, microcontroller power supplies, and portable battery-powered devices requiring a stable 5V rail with minimal dropout. Its robust protection features also make it suitable for harsh-environment applications such as motor drivers, sensors, and embedded systems.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.6V |
| Dropout Voltage1-Nom | 0.3V |
| Input Voltage Absolute-Max | 26V |
| Input Voltage-Max | 26V |
| Input Voltage-Min | 6V |
| JESD-30 Code | R-PSSO-G3 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.03% |
| Load Regulation-Max | 0.05% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.1A |
| Output Voltage1-Max | 5.5V |
| Output Voltage1-Min | 4.5V |
| Output Voltage1-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.55TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 2.54mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 10% |
| 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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and dropout voltage of the LM2931S-5.0/NOPB?
The LM2931S-5.0/NOPB provides a fixed 5.0V output voltage. Its typical dropout voltage is 0.3V and the maximum dropout voltage is 0.6V, allowing it to regulate even when the input is only slightly above 5.6V.
What is the input voltage range for the LM2931S-5.0/NOPB?
The LM2931S-5.0/NOPB operates with an input voltage range of 6V to 26V absolute maximum, making it suitable for 12V automotive systems and a wide range of industrial power supplies.
Is the LM2931S-5.0/NOPB suitable for automotive applications?
Yes, the LM2931S-5.0/NOPB is specifically designed for automotive environments. It includes reverse battery protection and can withstand load dump transients up to 60V, meeting the stringent requirements of automotive electronics.
What package does the LM2931S-5.0/NOPB come in and what is its output current?
The LM2931S-5.0/NOPB is available in a 3-pin SOT-223 (R-PSSO-G3) surface-mount package and can supply up to 100mA of continuous output current, making it compact yet capable for many embedded and automotive designs.
What is the price and availability of the LM2931S-5.0/NOPB?
The LM2931S-5.0/NOPB is priced from $1.09 per unit and is available in stock with worldwide shipping, sourced from Texas Instruments authorized channels.
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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.
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