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IS31PM3427-QWCLS4-TR is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Lumissil Microsystems. Its product description is IC REG BUCK ADJ 4A 14WFCQFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for IS31PM3427-QWCLS4-TR
- Description：IC REG BUCK ADJ 4A 14WFCQFN
- Series：-
- Mfr：Lumissil Microsystems
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3.8V
- Voltage - Input (Max)：36V
- Voltage - Output (Min/Fixed)：1V
- Voltage - Output (Max)：24V
- Current - Output：4A
- Frequency - Switching：100kHz ~ 2.2MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：14-UQFN
- Supplier Device Package：14-WFCQFN (3x4)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for IS31PM3427-QWCLS4-TR
Voltage Regulators - DC DC Switching Regulators Overview
The IS31PM3427-QWCLS4-TR is a fully integrated synchronous step-down DC-DC regulator manufactured by Lumissil Microsystems. It operates within an input voltage range of 3.8V to 36V and delivers up to 4A of output current. The device features a high switching frequency of 2.2MHz, enabling the use of compact external components. It provides an adjustable output voltage starting from 1V. Packaged in a 14-UQFN (WFCQFN) format, it supports surface-mount installation.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Fully integrated synchronous buck converter architecture
- High-frequency operation at 2.2MHz for miniaturized designs
- Adjustable output voltage capability
- Wide input voltage tolerance
Voltage Regulators - DC DC Switching Regulators Applications
- Point-of-load regulation in industrial systems
- Power supply stages for automotive electronics
- Voltage conversion for communication infrastructure equipment
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix QWCLS4 against the manufacturer's official datasheet to confirm pinout and thermal characteristics. Ensure the ordering documentation matches the exact part number IS31PM3427-QWCLS4-TR. Confirm that the supplier provides valid traceability records for this component.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when designing systems requiring wide input voltage ranges up to 36V with high current delivery. The 2.2MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Verify that the load requirements do not exceed the 4A continuous current limit.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to Lumissil's power management portfolio, specifically focusing on switching regulators. It complements their LED drivers and microcontrollers by providing efficient power conversion solutions for complex electronic systems requiring stable voltage rails.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official documentation for qualified replacement options or cross-reference guides.
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