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LM20143QMHX/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ 3A 16HTSSOP. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for LM20143QMHX/NOPB
- Description：IC REG BUCK ADJ 3A 16HTSSOP
- Series：PowerWise®
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：2.95V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：0.8V
- Voltage - Output (Max)：4.68V
- Current - Output：3A
- Frequency - Switching：500kHz ~ 1.5MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-PowerTSSOP (0.173", 4.40mm Width)
- Supplier Device Package：16-HTSSOP
- Grade：Automotive
- Qualification：AEC-Q100
Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM20143QMHX/NOPB
Voltage Regulators - DC DC Switching Regulators Overview
The LM20143QMHX/NOPB is a PowerWise adjustable frequency synchronous buck regulator from Texas Instruments. It delivers up to 3 A of continuous output current with an input voltage range of 2.95 V to 5.50 V. The device features a positive adjustable output starting at 0.8 V and operates in a 16-PowerTSSOP package. Quiescent current is specified at 3.5 mA.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Synchronous buck topology for high efficiency
- Adjustable switching frequency capability
- PowerWise technology for low power consumption
Voltage Regulators - DC DC Switching Regulators Applications
- Portable battery-powered equipment
- Set-top boxes
- Industrial systems
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix 'HX' indicates tape and reel packaging configuration. Confirm the Q designation aligns with automotive or extended reliability requirements if applicable to your design. Ensure the 16-PowerTSSOP footprint matches your PCB layout constraints before finalizing procurement orders.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a 3 A output current is required within a 2.95 V to 5.50 V input window. The adjustable frequency feature allows optimization for size or noise performance. The synchronous design improves efficiency compared to non-synchronous alternatives, making it suitable for thermally constrained applications.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the LM20143 family of PowerWise regulators. It shares functional similarities with the LM20143-Q1 but may differ in qualification standards. The device integrates the control circuitry and power switches into a single compact package to reduce external component count.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
The LM20143QMHE/NOPB is a documented alternative variant within the same family. Verify pin compatibility and thermal performance differences between the HX and HE suffixes before substitution.
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