ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC LED DRVR LINEAR 75.5MA 16SOIC
- Series：-
- Mfr：Allegro MicroSystems
- Package：Tape & Reel (TR)
- Type：Linear
- Topology：Shift Register
- Internal Switch(s)：Yes
- Number of Outputs：8
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：4V
- Current - Output / Channel：75.5mA
- Frequency：20MHz
- Dimming：-
- Applications：-
- Operating Temperature：-20°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：16-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：16-SOIC
- Grade：-
- Qualification：-
Download product information
Overview
The A6275SLWTR-T is an integrated circuit LED driver manufactured by Allegro MicroSystems. It features eight linear outputs with a shift register topology for serial data input. The device operates within a supply voltage range of 4.5V to 5.5V and provides an output current of 75.5mA per channel. It supports PWM dimming at a frequency of 20MHz. The component is housed in a 16-SOIC surface-mount package and functions within an ambient temperature range of -20°C to +85°C.
Feature Summary
- Integrates eight linear LED drivers controlled via a serial shift register interface.
- Supports high-frequency PWM dimming for precise brightness control.
- Includes internal switching elements for direct LED connection.
Applications
- LED lighting systems requiring multi-channel drive
- Display backlighting applications
- General indicator lighting circuits
Procurement Notes
Verify the specific suffix against official datasheets, as variations may indicate different packaging or tape-and-reel specifications. Confirm that the 16-SOIC package dimensions align with your PCB footprint requirements. Ensure the operating temperature range meets your environmental constraints. Cross-reference the manufacturer part number with authorized distributors to confirm current availability status.
Selection Notes
Select this component when a compact solution for driving multiple LEDs from a single serial interface is required. The linear topology suits applications where simple control logic is preferred over complex switching regulators. Consider the 75.5mA output capability to ensure it matches the forward current requirements of the target LEDs. Verify power dissipation limits within the SOIC package for thermal management.
Part Context
This part belongs to the A6275 series of LED drivers from Allegro MicroSystems. The series focuses on providing efficient, multi-channel drive solutions for lighting applications. The specific model utilizes a standard SOIC package, balancing pin count with board space efficiency. It represents a dedicated solution for managing LED arrays without external discrete components.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult Allegro MicroSystems technical support for verified cross-reference information before substituting.
