N-Channel Controllers for Constant Current LED Drivers 16-HTSSOP -40 to 125
LED Driver, 1-Segment, PDSO16
LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 16-HTSSOP
Automotive N-channel constant current LED controller with series DIM FET driver 16-HTSSOP -40 to 125 Product overview: LM3421Q1MHX/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 Automotive, N-Channel, HTSSOP. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, Automotive, 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-LM3421Q1MHX/NOPB
Manufacturer: Texas Instruments
Win Source Part Number: 1198829-LM3421Q1MHX/
Series: Automotive, AEC-Q100
Packaging: Reel - TR
Type: DC DC Controller
Operating Temperature Range: -40°C ~ 125°C (TJ)
Package: 16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting: SMD
Voltage - Output: 3 V ~ 72 V
Frequency: 2MHz
Internal Switch(s): No
Topology: SEPIC, Step-Down (Buck), Step-Up (Boost)
Number of Outputs: 1
Dimming: Analog, PWM
Family Name: LM3421Q1
Categories: Integrated Circuits (ICs)
Manufacturer Homepage: www.ti.com
Manufacturer Package: 16-HTSSOP
Voltage Supply MAX: 75V
Voltage Supply MIN: 4.5V
Alternative Parts (Cross-Reference): MAX16833AUE+/V+; MAX16822AASA/V+T; MAX16822AASA/V+;
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: 2028
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 32 pct.
Supply and Demand Status: Balance
LED Lighting Drivers N-Channel Controllers for Constant Current LED Drivers 16-HTSSOP -40 to 125
IC LED DRIVER CTRLR PWM 16HTSSOP
IC LED DRIVER CTRLR DIM 16HTSSOP
| Texas Instruments | Rochester Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | LM3421Q1MHX/NOPB | LM3421Q1MHX/NOPB | LM3421Q1MHX/NOPB-ND | 137-LM3421Q1MHX/NOPB | 1198829-LM3421Q1MHX/NOPB | LM3421Q1MHX/NOPB | LM3421Q1MHX/NOPB | LM3421Q1MHX/NOPB |
| Product Name | LM3421-Q1 N-Channel Controllers for Constant Current LED Drivers | LED Drivers | Automotive N-Channel HTSSOP LED Driver IC | PMIC - PMIC - LED Drivers - LM3421Q1MHX/NOPB | LED Lighting Drivers | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers | PMIC - LED Drivers | |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | ||||
| Type | Dimmable | Dimmable | ||||||
| Input Voltage | 4.5 to 75 volts | 4.5 to 75 volts | 4.5 to 75 volts | |||||
| Output Voltage | 3 to 72 volts | 3 to 72 volts | 72 volts | 3 to 72 volts |
