LM3405AXMY/NOPBIn StockTexas Instruments
LM3405AXMY/NOPB is a 1-channel constant-current LED driver IC from Texas Instruments in an SOT-23-style package, delivering up to 1A output current with high efficiency. Ideal for automotive and industrial LED lighting applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- LM3405AXMY/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Single-channel constant-current LED driver with up to 1A output current
- High-efficiency step-down (buck) topology minimizes power dissipation
- Wide input voltage range suitable for automotive and industrial systems
- Compact small-outline package (S-PDSO-G8) for space-constrained designs
- RoHS-compliant (Pb-free) with 15-year end-of-life support commitment
Applications
The LM3405AXMY/NOPB is well-suited for automotive interior and exterior LED lighting, industrial panel indicators, and backlighting systems. Its single-channel constant-current architecture ensures consistent LED brightness across varying supply voltages, making it ideal for 12V automotive bus and 24V industrial rail applications. It is also used in portable equipment and general-purpose LED drivers where compact size and high efficiency are critical.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Interface IC Type | LED DISPLAY DRIVER |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Multiplexed Display Capability | NO |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Number of Segments | 1 |
| Output Characteristics | CONSTANT-CURRENT |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max | 22V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 12V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| fmax-Min | 0.005MHz |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| 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 maximum output current of the LM3405AXMY/NOPB?
The LM3405AXMY/NOPB supports a maximum output current of 1A. It operates as a constant-current LED driver using a step-down buck topology, enabling precise and stable current delivery to a single LED string.
What applications is the LM3405AXMY/NOPB designed for?
This device is designed for automotive LED lighting (interior and exterior), industrial panel indicators, backlighting systems, and portable equipment. Its high efficiency and compact S-PDSO-G8 package make it suitable for space-constrained environments with 12V or 24V supply rails.
Is the LM3405AXMY/NOPB RoHS compliant and what is its package type?
Yes, the LM3405AXMY/NOPB is fully RoHS compliant (Pb-free, JESD-609 Code e3). It comes in an S-PDSO-G8 small-outline package, which is a compact 8-pin surface-mount package suitable for automated PCB assembly.
What are suitable alternatives or replacements for the LM3405AXMY/NOPB?
Compatible alternatives include other TI single-channel LED drivers such as the LM3405A in different package variants, or comparable devices like the LM3410 and LM3424 for applications requiring adjustable current or higher integration. Always verify pin compatibility and electrical specifications before substituting.
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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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