LMR12010XMKE Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock

Name: LMR12010XMKE
Brand: Texas Instruments
SKU: LMR12010XMKE
Availability: InStock

Texas Instruments LMR12010X is a current-mode PWM step-down DC-DC regulator accepting 3 V to 20 V input and delivering up to 1 A output. The adjustable output spans 0.8 V to 17 V, and the device comes in a compact 6-pin SOT-23 package for space-constrained power supplies.

OBSOLETEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

LMR12010XMKESOT23 (6-Pin)

Quick Facts

Manufacturer: Texas Instruments
Package: SOT23 (6-Pin)
Pin Count: 6
Lifecycle: OBSOLETE
Datasheet: LMR12010XMKE Datasheet PDF
Category: Integrated Circuit
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 LMR12010XMKE?

Wide input voltage range 3 V to 20 V
Adjustable output voltage 0.8 V to 17 V
1 A continuous output current
Current-mode PWM control for fast transient response
Compact 6-pin SOT-23 package
High switching frequency reduces external component size
Built-in over-current and thermal protection

What is LMR12010XMKE used for?

The LMR12010X is used in point-of-load power supplies for industrial equipment, set-top boxes, and portable instrumentation requiring a compact buck regulator from a wide-input rail. Its 3 V to 20 V input range makes it directly compatible with 5 V, 12 V, and 15 V system buses. The 6-pin SOT-23 footprint enables tight PCB layouts in space-constrained applications.

What are the specifications of LMR12010XMKE?

YTEOL	0
Additional Feature	ALSO OPERATE IN VOLTAGE ADJUSTABLE MODE FROM 0.8 TO 17V
Analog IC - Other Type	SWITCHING REGULATOR
Control Mode	CURRENT-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	20V
Input Voltage-Min	3V
Input Voltage-Nom	5V
JESD-30 Code	R-PDSO-G6
Number of Functions	1
Output Current-Max	1A
Output Voltage-Max	17V
Output Voltage-Min	0.8V
Output Voltage-Nom	5V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TSOP6,.11,37
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH
Screening Level	TS 16949
Surface Mount	YES
Switcher Configuration	BUCK
Switching Frequency-Max	1.9kHz
Technology	BICMOS
Temperature Grade	AUTOMOTIVE
Terminal Form	GULL WING
Terminal Pitch	0.95mm
Terminal Position	DUAL
Package	SOT23 (6-Pin)

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.60

Where can I find the LMR12010XMKE datasheet?

LMR12010XMKE Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LMR12010XMKE?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

Can the LMR12010X power a 3.3 V rail from a 12 V automotive input bus?

Yes, the LMR12010X accepts input voltages from 3 V to 20 V, so a 12 V automotive bus is well within range. Configuring the feedback resistors sets the output to 3.3 V, and the device delivers up to 1 A continuous current, which is sufficient for microcontrollers and logic circuitry in automotive accessory modules.

What switching control method does the LMR12010X use, and how does it affect load transient response?

The LMR12010X uses current-mode pulse-width modulation (PWM) control, which provides inherent cycle-by-cycle current limiting and faster transient response compared to voltage-mode control. This makes it well-suited for loads that change rapidly, such as wireless modules toggling between active and sleep states drawing from a sub-1 A rail at 0.8 V to 17 V output.

How does the SOT-23-6 package of the LMR12010X help reduce total solution size compared to larger buck regulators?

The 6-pin SOT-23 package of the LMR12010X measures approximately 2.9 mm x 1.6 mm, far smaller than an 8-pin SOIC footprint. Combined with the high switching frequency that allows smaller external inductors and capacitors, the total power stage footprint fits in under 25 mm² for a 1 A output, ideal for wearable and handheld product designs.

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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.

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LMR12010XMKE Texas Instruments Integrated Circuit (SOT23 (6-Pin)) In Stock

What are the key features of LMR12010XMKE?

What is LMR12010XMKE used for?

What are the specifications of LMR12010XMKE?

Compliance & Regulatory

Where can I find the LMR12010XMKE datasheet?

What are equivalent replacements for LMR12010XMKE?

Frequently Asked Questions

Can the LMR12010X power a 3.3 V rail from a 12 V automotive input bus?

What switching control method does the LMR12010X use, and how does it affect load transient response?

How does the SOT-23-6 package of the LMR12010X help reduce total solution size compared to larger buck regulators?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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