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)*

TWD478.00

(exc. GST)

TWD501.90

(inc. GST)

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Last RS stock
  • 10 left, ready to ship from another location
  • Final 1,600 unit(s) shipping from July 07, 2026
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Per Pack*
5 +TWD95.60TWD478.00

*price indicative

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

Texas Instruments

Product Type

Step Down Buck Controller

Sub Type

Step Down Buck Controller

Current Conversion Type

DC-DC

Switching Frequency

1.5MHz

Mount Type

Surface

Package Type

SOT-23

Pin Count

6

Output Current

0.3A

Maximum Duty Cycle

87%

Length

3.05mm

Standards/Approvals

RoHS

Series

LMR14203

Height

1.1mm

Minimum Input Voltage

4.5V

Automotive Standard

No

Maximum Input Voltage

42V

Maximum Operating Temperature

125°C

Minimum Operating Temperature

-40°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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