The A8522 provides flexible and precise control of multiple LED strings, featuring eight individually programmable current sinks, PWM dimming, and an I2C interface for simplified configuration and diagnostics.
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Download Datasheet
LED Driver, 24-Segment, PDSO28
Manufacturer: Allegro MicroSystems
Win Source Part Number: 804702-A8522KLPTR-T
Packaging: Reel
Type: DC DC Regulator
Mounting Style: SMD
Applications: Automotive, Backlight, Lighting
Voltage - Output: 40V
Frequency: 400kHz ~ 2.3MHz
Current - Output / Channel: 60mA
Internal Switch(s): Yes
Topology: Step-Up (Boost)
Number of Outputs: 8
Dimming: I2C, PWM
Voltage - Supply (Min): 4.5V
Supplier Device Package: 28-TSSOP-EP
Temperature Range - Operating: -40°C ~ 125°C
Manufacturer Package: 28-TSSOP Exposed Pad
Popularity: Medium
Fake Threat In the Open Market: 58 pct.
Supply and Demand Status: Balance
Manufacturer Pack Quantity: 8,000
MSL Level: 3 (168 Hours)
Voltage - Supply (Maximum): 36V
LED Driver, 24-Segment, PDSO28, TSSOP-28 Product overview: A8522KLPTR-T from Allegro MicroSystems 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 TSSOP. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, TSSOP, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-A8522KLPTR-T can be used for catalog matching and distributor lookup.
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| Allegro MicroSystems Inc. | Rochester Electronics | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | A8522KLPTR-T | A8522KLPTR-T | 804702-A8522KLPTR-T | 137-A8522KLPTR-T | A8522KLPTR-T-ND | A8522KLPTR-T | A8522KLPTR-T |
| Product Name | 8-Channel Automotive Led Driver W/I2C | PMIC - PMIC - LED Drivers - A8522KLPTR-T | TSSOP LED Driver IC | LED 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) | |||
| Output Voltage | 40 volts | 40 volts | |||||
| Input Voltage | 4.5 to 36 volts | 4.5 to 36 volts |
