The LM3404MR/NOPB is a 1.0A constant current buck regulator designed specifically for driving high power LEDs. It operates within an input voltage range of 6V to 42V and features an integrated high-side N-channel MOSFET. The device supports a maximum output current of 1.2A under overtemperature conditions and includes cycle-by-cycle current limiting for enhanced safety. Key functionalities include PWM dimming capability, thermal shutdown protection, and the ability to work with all-ceramic output capacitors, allowing for flexible design options. The LM3404MR/NOPB is suitable for various applications, including automotive lighting, industrial lighting, and general illumination. It is available in an 8-pin SO PowerPAD package, which aids in thermal management. This product is ideal for engineers looking for a reliable solution for LED driving applications.
1.0A Constant Current Buck Regulator for High Power LED Drivers 8-SO PowerPAD -40 to 125
1A LED Driver, 6-42V In, 40V Out, 1-Ch, SOP, 1MHz Product overview: LM3404MR/NOPB from Texas Instruments is a LED Driver IC for LED lighting, display backlights, indicator control, automotive lighting, signage, and regulated current drive circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 1A, 42V, 40V. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, 1A, 42V, 40V, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-LM3404MR/NOPB can be used for catalog matching and distributor lookup.
Manufacturer: Texas Instruments
Win Source Part Number: 041090-LM3404MR/NOPB
Packaging: Tube/Rail
Type: DC DC Regulator
Applications: Automotive, Lighting
Mounting: SMD (SMT)
Frequency: 1MHz
Internal Switch(s): Yes
Topology: Step-Down (Buck)
Number of Outputs: 1
Dimming: PWM
Output Voltage: 40V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TJ)
Case / Package: 8-SO PowerPad
Maximum Supply Voltage: 42V
Operating Input Voltage(Min): 6V
Channel Output Current: 1A
Popularity: Medium
Fake Threat In the Open Market: 59 pct.
Supply and Demand Status: Limited
LED Driver IC 1 Output DC DC Regulator Step-Down (Buck) PWM Dimming 1A 8-SO PowerPad
IC LED DRV RGLTR PWM 8SOPWRPAD
LED Lighting Drivers 1.0A CONSTANT CRNT BUCK REG
BUCK REG, 6~42V, 1.5A, POWERWISE; Device Topology:Non Isolated Buck, Constant Current; Input Voltage Min:6V; Input Voltage Max:42V; Output Voltage Max:40V; Output Current Max:1A; Switching Frequency:1MHz; No. of Outputs:1Outputs; IC RoHS Compliant: Yes
| Texas Instruments | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | Newark, An Avnet Company | |
|---|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | LM3404MR/NOPB | 137-LM3404MR/NOPB | 041090-LM3404MR/NOPB | LM3404MR/NOPB-ND | LM3404MR/NOPB | LM3404MR/NOPB | 28AH3332 |
| Product Name | LM3404 1.0A Constant Current Buck Regulator for High Power LED Drivers | 1A 42V 40V LED Driver IC | PMIC - PMIC - LED Drivers - LM3404MR/NOPB | LED Drivers | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers | LED Lighting Drivers | Buck Reg, 6~42V, 1.5A, Powerwise; Device Topology Texas Instruments |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | |||
| Type | Dimmable | Constant Current | |||||
| Input Voltage | 6 to 42 volts | 6 volts | 6 to 42 volts | 6 to 42 volts | 6 to 42 volts | ||
| Output Voltage | 0.2000 to 40 volts | 7 volts | 40 volts | 40 volts | 40 volts |
