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Product Detailed Parameters
- Description：IC LED DRVR LIN PWM 25MA 10SON
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Linear
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：4
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：-
- Current - Output / Channel：25mA
- Frequency：-
- Dimming：PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 85°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：10-WFDFN Exposed Pad
- Supplier Device Package：10-SON (2.5x2.5)
- Grade：-
- Qualification：-
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Overview
The TPS75100DSKR is a low-dropout, two-bank LED driver IC manufactured by Texas Instruments. It features four constant current outputs with a maximum output current of 25 mA per channel. The device supports PWM brightness control and operates within an input voltage range of 2.7 V to 5.5 V. It utilizes Boost and Buck topology for efficient power management. The component is housed in a WSON-10 package (DSK) with dimensions of 2.5x2.5 mm. It includes thermal shutdown protection and functions across a temperature range of -40°C to +85°C.
Feature Summary
- Integrates two independent LED driver banks with four constant current channels
- Supports precise PWM dimming for brightness control applications
- Features integrated boost and buck switching topologies for flexible input voltage handling
- Includes thermal shutdown protection for enhanced operational safety
Applications
- LED lighting systems requiring multi-channel constant current drive
- Portable electronic devices utilizing PWM-controlled illumination
- Battery-powered applications needing efficient linear LED regulation
- General-purpose indicator lighting circuits
Procurement Notes
Verify the specific ordering suffix DSKR corresponds to the WSON-10 package configuration as documented in official Texas Instruments datasheets. Confirm that the required output current specifications align with the 25 mA per channel limit. Ensure compatibility with the specified 2.7 V to 5.5 V input voltage range for your target application design before finalizing procurement.
Selection Notes
Select this component when designing LED drivers that require independent bank control and PWM dimming capabilities. It is suitable for applications where space constraints necessitate a compact WSON-10 footprint. Consider the 25 mA output current limit when determining the number of LEDs per channel. Verify that the operating temperature range meets the environmental requirements of the end product.
Part Context
The TPS75100 series belongs to Texas Instruments' portfolio of LED lighting driver ICs designed for portable and battery-operated devices. This specific model integrates linear regulation with switching topology support to optimize efficiency. It is part of a family of components aimed at simplifying LED driver design by combining multiple functions into a single small-footprint package.
Replacement Considerations
Consult official Texas Instruments documentation for confirmed substitute part numbers. Cross-reference pin configurations and electrical parameters such as output current and package type to ensure functional equivalence. Verify that any alternative component maintains the same PWM control interface and thermal protection features.
