TPSM82901SISR Texas Instruments Power Supply (Other) In Stock

TPSM82901SISR is a Texas Instruments power module switching regulator with a built-in inductor, operating from 3 V to 17 V input with a 12 V nominal supply, using current/voltage-mode PWM control with optional PFM operation in an 11-pin surface-mount package.

ACTIVEPower SupplyVerified Jul 2026
Package / Visual Reference
TPSM82901SISROther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
11
Lifecycle
ACTIVE
Category
Power Supply
Price
From $2.3584(MOQ 25)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of TPSM82901SISR?

  • Integrated inductor switching regulator module
  • Wide 3 V to 17 V input voltage range
  • 12 V nominal input voltage operation
  • Current/voltage-mode PWM control with PFM option
  • Compact 11-pin (R-PDSO-N11) package
  • Pb-free, RoHS-compliant construction

What is TPSM82901SISR used for?

The TPSM82901SISR is well suited for point-of-load power conversion in industrial, telecom, and networking equipment where a wide 3 V to 17 V input range and integrated inductor simplify board design. Its current/voltage-mode PWM control with selectable PFM operation improves light-load efficiency in space-constrained power supply designs.

What are the specifications of TPSM82901SISR?

Pbfree CodeYes
YTEOL15
Additional FeaturePFM CONTROL ALSO POSSIBLE
Analog IC - Other TypeSWITCHING REGULATOR WITH BUILT IN INDUCTOR
Control ModeCURRENT/VOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max17V
Input Voltage-Min3V
Input Voltage-Nom12V
JESD-30 CodeR-PDSO-N11
Number of Functions1
Number of Outputs1
Output Current-Max1A
Output Voltage-Max5.5V
Output Voltage-Min0.4V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOLCC11(UNSPEC)
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG
Peak Reflow Temperature (Cel)260
Surface MountYES
Switcher ConfigurationBUCK
Switching Frequency-Max2500kHz
Terminal FormNO LEAD
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.39.00.90

Where can I find the TPSM82901SISR datasheet?

TPSM82901SISR Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TPSM82901SISR?

Compatible alternatives and drop-in replacements for TPSM82901SISR:

TPSM82903SISRTexas Instruments

Current/voltage-mode, 3A, 2500kHz Switching Freq-Max, Hybrid

View Part →

Frequently Asked Questions

What input voltage range does the TPSM82901SISR power module support?

The TPSM82901SISR accepts an input voltage range from 3 V minimum to 17 V maximum, with a 12 V nominal operating point, making it suitable for point-of-load regulation across a wide variety of industrial power rails.

How does the integrated inductor design of this module simplify power supply layouts?

By integrating the inductor inside an 11-pin R-PDSO-N11 package, the TPSM82901SISR reduces external component count while regulating a 3 V to 17 V input range through current/voltage-mode pulse width modulation control.

Does the TPSM82901SISR support efficiency-boosting control modes at light loads?

Yes, this module supports pulse frequency modulation (PFM) control in addition to standard PWM operation, allowing improved efficiency at light loads while regulating the 3 V to 17 V, 12 V nominal input range.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $2.3584
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
25+$3.0300$75.75
100+$2.7400$274.00
250+$2.6000$650.00
3000+$2.3584$7075.17
pcs
Unit price: $3.0300 · Total: $75.75

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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James Wright
Supply Chain Director, CircuitPro Ltd, UK