LM3490IM5-3.3/NOPB Texas Instruments Undefined or Miscellaneous (SOT23 (5-Pin)) In Stock
The LM3490IM5-3.3/NOPB is a fixed 3.3V LDO linear voltage regulator from Texas Instruments. It delivers up to 100mA output current with a typical dropout voltage of 0.9V and supports input voltages from 4.8V to 30V. Ideal for low-power embedded systems, IoT devices, and portable electronics requiring a stable 3.3V rail.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- LM3490IM5-3.3/NOPB Datasheet PDF
- Category
- Undefined or Miscellaneous
- Price
- From $0.6300(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 3.3V output with tight regulation, typical dropout voltage of 0.9V at 100mA for efficient low-dropout operation
- Wide input voltage range of 4.8V to 30V supports diverse power supply environments and battery-powered applications
- Compact 5-pin SOT-23 package enables space-constrained PCB designs with minimal external components
- 100mA output current capability suitable for microcontrollers, sensors, and low-power peripherals
- RoHS-compliant NOPB (No Lead) version meets environmental and regulatory requirements for modern electronics
Applications
The LM3490IM5-3.3/NOPB is well-suited for powering microcontrollers, FPGAs, and digital logic circuits that require a stable 3.3V supply in portable and battery-operated devices. Its low quiescent current and compact SOT-23 footprint make it ideal for IoT sensors, wearable electronics, and handheld instruments. It is also widely used in industrial and consumer electronics designs where board space is limited and a simple, reliable LDO regulator is needed.
Specifications
| YTEOL | 0 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 1.2V |
| Dropout Voltage1-Nom | 0.9V |
| Input Voltage Absolute-Max | 35V |
| Input Voltage-Max | 30V |
| Input Voltage-Min | 4.8V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.025% |
| Load Regulation-Max | 0.04% |
| 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 | 3.46V |
| Output Voltage1-Min | 3.14V |
| Output Voltage1-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| 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 |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% |
| Package | SOT23 (5-Pin) |
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 output voltage and maximum output current of the LM3490IM5-3.3/NOPB?
The LM3490IM5-3.3/NOPB provides a fixed 3.3V output voltage with a maximum output current of 100mA. This makes it suitable for powering low-power microcontrollers, sensors, and other digital logic circuits.
What is the input voltage range for the LM3490IM5-3.3/NOPB?
The LM3490IM5-3.3/NOPB accepts an input voltage ranging from 4.8V to 30V (absolute maximum 35V). This wide range allows it to be used with various power sources including 5V, 9V, 12V, and 24V supplies commonly found in embedded and industrial applications.
What is the typical dropout voltage of the LM3490IM5-3.3/NOPB?
The typical dropout voltage is 0.9V at 100mA output current, with a maximum of 1.2V. This low dropout characteristic ensures the regulator maintains a stable 3.3V output even when the input voltage is only slightly above the output, making it energy-efficient in battery-powered designs.
What package does the LM3490IM5-3.3/NOPB come in and what does NOPB mean?
The LM3490IM5-3.3/NOPB is housed in a 5-pin SOT-23 package, which is a compact surface-mount package ideal for space-constrained PCB layouts. NOPB stands for No Lead (Pb-free), indicating the device is RoHS-compliant and free of hazardous substances including lead.
What are typical applications for the LM3490IM5-3.3/NOPB?
Typical applications include powering 3.3V microcontrollers, FPGAs, Bluetooth and Wi-Fi modules, IoT sensors, wearable devices, and portable consumer electronics. Its compact package and low external component count simplify PCB design in both industrial and consumer products.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.0500 | $1.05 |
| 6+ | $0.8750 | $5.25 |
| 18+ | $0.6300 | $11.34 |
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