N-Channel Controllers for Constant Current LED Drivers 16-HTSSOP -40 to 125
Manufacturer: Texas Instruments
Win Source Part Number: 019136-LM3421MHX/NOP
Packaging: Reel - TR
Type: DC DC Controller
Mounting: SMD (SMT)
Frequency: 2MHz
Topology: SEPIC, Step-Down (Buck), Step-Up (Boost)
Number of Outputs: 1
Dimming: Analog, PWM
Family Name: LM3421
Output Voltage: 3 V to 72 V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TJ)
Case / Package: 16-HTSSOP
Maximum Supply Voltage: 75V
Operating Input Voltage(Min): 4.5V
Alternative Parts (Cross-Reference): LM3421Q1MHX/NOPB; MAX20078AUE+; MAX20078AUE+T;
Introduction Date: July 09, 2008
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: 2028
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 29 pct.
Supply and Demand Status: Balance
LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 16-HTSSOP
LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 16-HTSSOP
LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 16-HTSSOP
N-channel controllers for constant current LED drivers with series DIM FET driver 16-HTSSOP -40 to 125 Product overview: LM3421MHX/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 N-Channel, HTSSOP. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, N-Channel, HTSSOP, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-LM3421MHX/NOPB can be used for catalog matching and distributor lookup.
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| Texas Instruments | Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | LCSC Electronics Technology (HK) Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | LM3421MHX/NOPB | 019136-LM3421MHX/NOPB | 296-41305-1-ND | 137-LM3421MHX/NOPB | LM3421MHX/NOPB | LM3421MHX/NOPB | LM3421MHX/NOPB | LM3421MHX/NOPB |
| Product Name | LM3421 N-Channel Controllers for Constant Current LED Drivers | PMIC - PMIC - LED Drivers - LM3421MHX/NOPB | LED Drivers | N-Channel HTSSOP LED Driver IC | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers | LED Lighting Drivers | Nixie Tube Driver/LED Driver >> LED Drivers | PMIC - LED Drivers |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | |||||
| Type | Dimmable | Dimmable | ||||||
| Input Voltage | 4.5 to 75 volts | 4.5 volts | 4.5 to 75 volts | 4.5 to 75 volts | ||||
| Output Voltage | 3 to 72 volts | 3 to 72 volts | 3 to 72 volts | 72 volts |
