LM2931AZ-5.0In StockTexas Instruments
Texas Instruments LM2931AZ-5.0 is a 5V fixed-output LDO linear voltage regulator with 100mA output current and 0.6V max dropout voltage. Supports 6V to 26V input range with excellent line regulation. From $0.39 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- LM2931AZ-5.0 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3914(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 5V output LDO regulator with only 0.6V max dropout voltage for efficient low-headroom operation
- 100mA output current capability suitable for powering microcontrollers and low-power peripherals
- Wide input voltage range of 6V to 26V for versatile power supply designs
- Excellent line regulation of 0.03% maximum for stable output under varying input conditions
- TO-92 through-hole package for easy prototyping and low-cost PCB assembly
Applications
The LM2931AZ-5.0 is widely used in automotive electronics, industrial control systems, and consumer devices requiring a regulated 5V rail from higher-voltage sources. Its low dropout voltage makes it ideal for battery-powered applications such as portable instruments, IoT sensor nodes, and embedded microcontroller boards. It also finds application in post-regulator stages where input voltage is only slightly above 5V.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.6V |
| Dropout Voltage1-Nom | 0.16V |
| Input Voltage Absolute-Max | 26V |
| Input Voltage-Max | 26V |
| Input Voltage-Min | 6V |
| JESD-30 Code | O-PBCY-W3 |
| 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 | 5.25V |
| Output Voltage1-Min | 4.75V |
| Output Voltage1-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1,50 |
| Package Shape | ROUND |
| Package Style | CYLINDRICAL |
| Qualification Status | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | NO |
| Technology | BIPOLAR |
| Terminal Form | WIRE |
| Terminal Position | BOTTOM |
| Voltage Tolerance-Max | 5% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the LM2931AZ-5.0?
The LM2931AZ-5.0 operates with an input voltage range of 6V to 26V (absolute maximum 26V), making it suitable for automotive 12V systems and industrial power rails. The wide input range allows flexible integration into various power supply designs.
What is the output current and dropout voltage of the LM2931AZ-5.0?
The LM2931AZ-5.0 provides a fixed 5V output at up to 100mA continuous output current. Its nominal dropout voltage is 0.16V with a maximum of 0.6V, enabling regulation even when the input voltage is close to 5V, which is ideal for low-headroom applications.
What package does the LM2931AZ-5.0 come in and are there surface-mount alternatives?
The LM2931AZ-5.0 is offered in a TO-92 (JESD-30 code O-PBCY-W3) through-hole package, convenient for prototyping and hand soldering. For surface-mount designs, Texas Instruments offers the LM2931 family in SOT-23 and other SMD packages as pin-compatible alternatives.
Is the LM2931AZ-5.0 suitable for automotive applications?
Yes, the LM2931AZ-5.0 is designed to handle the transients and wide voltage fluctuations common in automotive 12V systems, with an input voltage tolerance up to 26V absolute maximum. Its robust regulation performance makes it a reliable choice for in-vehicle electronics and instrument clusters.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5940 | $0.59 |
| 2000+ | $0.3914 | $782.76 |
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