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Understand how a comparator switches at a voltage threshold, why hysteresis prevents chatter, and which output and input specs matter.
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LM25005MHX 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 2.5A 20HTSSOP. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for LM25005MHX
- Description：IC REG BUCK ADJ 2.5A 20HTSSOP
- Series：-
- 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)：7V
- Voltage - Input (Max)：42V
- Voltage - Output (Min/Fixed)：1.225V
- Voltage - Output (Max)：37V
- Current - Output：2.5A
- Frequency - Switching：50kHz ~ 500kHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：20-PowerTSSOP (0.173", 4.40mm Width)
- Supplier Device Package：20-HTSSOP
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM25005MHX
Voltage Regulators - DC DC Switching Regulators Overview
The LM25005MHX is a synchronous buck switching regulator from Texas Instruments, designed for high-efficiency power conversion. It operates with an input voltage range of 7V to 42V and delivers up to 2.5A of output current. The device features adjustable output voltages starting from 1.225V, with a maximum limit of 37V. It supports switching frequencies between 50kHz and 500kHz, allowing for optimization of external component size and transient response. The IC is housed in a 20-pin PowerTSSOP package and functions reliably within a junction temperature range of -40°C to +125°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Synchronous rectification architecture for enhanced efficiency
- Wide input voltage capability suitable for industrial applications
- Adjustable switching frequency for design flexibility
- Integrated current mode control for stable operation
Voltage Regulators - DC DC Switching Regulators Applications
- Industrial point-of-load regulation
- Automotive electronics power distribution
- Distributed power systems
- Telecommunications infrastructure
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix against the manufacturer datasheet to confirm pinout and thermal characteristics. Ensure the ordering code matches the required tape-and-reel quantity. Cross-reference the RoHS status and moisture sensitivity level with project requirements before finalizing procurement orders.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a wide input voltage range and moderate output current are required. Consider the thermal performance of the HTSSOP-20 package for the expected load conditions. Evaluate the external inductor and capacitor values necessary to achieve the desired switching frequency and output ripple specifications.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the LM25005 family of synchronous buck regulators. It shares core functionality with other variants in the series but differs in packaging and reel configuration. The MHX designation specifically indicates the surface-mount PowerTSSOP package format intended for automated assembly processes.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Direct substitutes include LM25005MH/NOPB for tube packaging or LM25005MMX/NOPB for smaller footprint requirements. Verify compatibility regarding pin assignments and thermal dissipation capabilities before implementing any alternative components.
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