Model No: TPS82085SILR

Texas Instruments TPS82085SILR

Manufacturer: Texas Instruments
SEMICON NO.: TPS82085SILR
Package: 8-uSiP
Stock: In stock
Description: Non-Isolated PoL Module 1 Output 3A 2.5V - 6V
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 Mfr   Texas Instruments 
 Device Type Step-Down (Buck) Converter 
 Output Configuration Positive 
 Topology   Buck (Synchronous Buck) 
 Output Type  Adjustable 
 Number of Outputs 1
 Input Voltage (VIN) 2.5 V to 6 V 
 Output Voltage (VOUT) 0.8 V to 6 V
 Output Current (Max) 3 A 
 Output Voltage Accuracy  ±1% 
 Quiescent Current (Iq) 17 µA (typical) 
 Switching Frequency  2.4 MHz (Fixed) 
 Efficiency (Max)   Up to 95% 
 Operating Temperature -40°C to +125°C
 Package 8-uSiP
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
TPS82085SILR 3A High-Efficiency Step-Down Converter Module
The TPS82085SILR from Texas Instruments is a highly integrated synchronous buck DC-DC converter module that combines a 3A step-down regulator with an integrated inductor inside an ultra-compact 8-pin µSiP. Operating across a wide input voltage range of 2.5V to 6V and delivering an adjustable output from 0.8V to 6V, this device leverages TI's proprietary DCS-Control™ topology to achieve exceptional efficiency of up to 95% while maintaining tight voltage regulation with line regulation as precise as 0.02%/V. The module's fixed 2.4MHz switching frequency enables the use of small external capacitors, significantly reducing overall solution size and making it ideal for space-constrained applications where every square millimeter of PCB real estate matters. With an operating temperature range spanning -40°C to +125°C and robust protection features including hiccup-mode short-circuit protection, thermal shutdown, and output discharge, the TPS82085SILR delivers reliable performance in demanding industrial and portable environments.
This power module stands out for its remarkably low quiescent current of just 286µA, which maximizes battery life in portable electronics and IoT endpoints that spend extended periods in standby mode. The integrated inductor and compensation network eliminate the need for external magnetics, reducing design complexity, minimizing EMI emissions that have been pre-tested for compliance, and accelerating time-to-market for power supply designs. The TPS82085SILR is ideally suited for a diverse array of applications including battery-powered portable devices, industrial automation sensors, telecommunications infrastructure, medical wearables, and point-of-load regulation for FPGAs, DSPs, and microcontrollers where high efficiency, fast transient response, and minimal board footprint are critical design requirements.
Alternativepower modules
● The RAA210030 from Renesas delivers 3A continuous current with a 2.7V to 5.5V input range, featuring adjustable switching frequency from 500kHz to 4MHz with external synchronization capability and selectable PFM or FPWM modes for optimized light-load efficiency.
● The MAXM17537 from Maxim Integrated (now Analog Devices) offers a broader 4.5V to 60V input range with 3A output capability, making it suitable for industrial and telecom applications requiring wide input voltage tolerance.
● The TPSM82813 provides 6V-rated 3A conversion with optional frequency synchronization, adjustable soft-start, and tracking functionality for sensitive multi-rail systems.
● The TPSM82830 series represents TI's low-noise evolution with integrated noise-reduction capacitors, targeting RF and precision analog applications where output ripple must be minimized.