Texas Instruments LMR14203XMKE/NOPB DC-DC, Step Down Buck Controller 5-Channel 6-Pin, SOT-23

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Subtotal (1 pack of 5 units)*

SGD17.07

(exc. GST)

SGD18.605

(inc. GST)

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  • Plus 15 unit(s) shipping from 09 February 2026
  • Plus 1,620 unit(s) shipping from 16 February 2026
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Units
Per unit
Per Pack*
5 - 10SGD3.414SGD17.07
15 - 20SGD3.286SGD16.43
25 +SGD3.08SGD15.40

*price indicative

Packaging Options:
RS Stock No.:
811-5844
Mfr. Part No.:
LMR14203XMKE/NOPB
Manufacturer:
Texas Instruments
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Brand

Texas Instruments

Sub Type

Step Down Buck Controller

Product Type

Step Down Buck Controller

Number of Outputs

5

Output Voltage

0.765/34 V

Current Conversion Type

DC-DC

Mount Type

Surface

Switching Frequency

1.5MHz

Package Type

SOT-23

Pin Count

6

Output Current

0.3A

Maximum Duty Cycle

87%

Series

LMR14203

Standards/Approvals

RoHS

Length

3.05mm

Height

1.1mm

Width

3.05 mm

Minimum Operating Temperature

-40°C

Maximum Input Voltage

42V

Automotive Standard

No

Minimum Input Voltage

4.5V

Maximum Operating Temperature

125°C

LMR Nano SIMPLE SWITCHER® Step-Down Regulator Series


Input Voltage up to 42V (LMRx42xx), 20V (LMRx20xx), and 5.5V (LMRx05xx)

Output Current up to 2A (LMRxxx20), 1.5A (LMRxxx15), 1A (LMRxxx10), etc.

Adjustable output voltage from 0.6V

1MHz or greater switching frequency of 1.6MHz (LMR.....X) and 3MHz (LMR.....Y)

Low Shutdown Quiescent Current

Internal Soft-start

Thermal Shutdown

SIMPLE SWITCHER® Regulators, Texas Instruments


Use for wide voltage inputs designs up to 75V, and a balance between ease of use and flexibility.

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