The TLC5944 is a 16-channel, constant current sink LED driver designed for precise control of LED brightness. It features 12-bit pulse-width modulation (PWM) with 4096 grayscale control steps and 6-bit dot correction, allowing for fine adjustments in brightness across channels. The device supports a maximum output current of 60 mA per channel and includes an internal pre-charge FET to mitigate ghosting effects in multiplexed LED systems. Error detection capabilities include LED open detection, thermal error flags, and pre-thermal warnings, enhancing reliability during operation. The TLC5944 operates within a supply voltage range of 3.0 V to 5.5 V and can handle LED power supply voltages up to 15 V. It is suitable for applications in monochrome, multicolor, and full-color LED displays, making it a versatile choice for engineers looking to implement advanced LED control in their projects. The operating temperature range is from -40¬8C to +85¬8C, ensuring functionality in various environmental conditions.
16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85
Manufacturer: Texas Instruments
Win Source Part Number: 1269161-TLC5944PWPRG
Packaging: Tape and Reel
Type: Linear
Mounting Style: SMD
Applications: Signage
Voltage - Output: 3V ~ 15V
Frequency: 30MHz
Current - Output / Channel: 60mA
Internal Switch(s): Yes
Topology: Shift Register
Number of Outputs: 16
Categories: Integrated Circuits
Supplier Device Package: 28-HTSSOP
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Homepage: www.ti.com
Manufacturer Package: 28-PowerTSSOP
Popularity: Medium
Fake Threat In the Open Market: 38 pct.
Supply and Demand Status: Limited
Family Part Number: TLC5944
Manufacturer Pack Quantity: 2,000
MSL Level: 2 (1 Year)
Voltage - Supply (Minimum): 3V
Voltage - Supply (Maximum): 5.5V
16-channel, 12-bit PWM LED driver with 6-bit dot correction and pre-charge FET 28-HTSSOP -40 to 85 Product overview: TLC5944PWPRG4 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 HTSSOP. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, 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-TLC5944PWPRG4 can be used for catalog matching and distributor lookup.
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| Texas Instruments | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | TLC5944PWPRG4 | 1269161-TLC5944PWPRG4 | 137-TLC5944PWPRG4 | TLC5944PWPRG4-ND | TLC5944PWPRG4 | TLC5944PWPRG4 |
| Product Name | TLC5944 16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET | PMIC - PMIC - LED Drivers - TLC5944PWPRG4 | HTSSOP LED Driver IC | LED Drivers | PMIC - LED Drivers | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | |||
| Number of Channels | 16 # | 16 # | ||||
| Package Type | HTSSOP,VQFN | |||||
| Features | RoHS Compliant | RoHS Compliant |
