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Product Detailed Parameters
- Description：IC LED DRIVER RGLTR 800MA 10VSON
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Type：DC DC Regulator
- Topology：Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：2.5V ~ 5.5V
- Current - Output / Channel：800mA
- Frequency：-
- Dimming：-
- Applications：Backlight, Camera Flash
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：10-VFDFN Exposed Pad
- Supplier Device Package：10-VSON (3x3)
- Grade：-
- Qualification：-
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Overview
The TPS61059DRCRG4 is a high-power single-cell white LED driver featuring an integrated 1.5A switch and step-up boost topology. It regulates output current up to 800mA with dimming capability, operating at a maximum switching frequency of 750kHz. The device is housed in a compact 10-pin 3x3mm QFN 10-VSON package with an exposed pad. It supports input voltages typical for single-cell lithium-ion batteries and operates within an extended temperature range of -40°C to 85°C.
Feature Summary
- Integrated 1.5A power switch for efficient single-cell operation
- Constant current regulation up to 800mA for LED applications
- Compact 10-VSON surface-mount package design
Applications
- Single-cell lithium-ion battery powered white LED drivers
- Portable electronic device illumination systems
- High-brightness LED backlighting solutions
Procurement Notes
Verify the obsolete status of this component before procurement planning. Confirm availability through authorized distributors or secondary market suppliers. Ensure compatibility with existing PCB footprints and thermal requirements. Check for RoHS compliance documentation if required by specific project standards. Validate supply chain reliability due to discontinuation status.
Selection Notes
Select this component for applications requiring high efficiency from a single-cell source. Consider the 800mA output limit when sizing LED arrays. Evaluate the 10-VSON package for space-constrained designs. Assess thermal management needs due to the exposed pad requirement. Verify that the 750kHz frequency aligns with EMI constraints.
Part Context
This part belongs to Texas Instruments' TPS61059 family of LED drivers. It is designed specifically for driving high-power LEDs from single-cell lithium-ion batteries. The device integrates control logic and power switches to simplify system design. It competes with other single-cell boost converters in portable electronics.
Replacement Considerations
- TPS61059DRCR
FAQ
What is the maximum output current?
The device regulates output current up to 800mA.
What is the switching frequency?
The maximum switching frequency is 750kHz.
