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LP8728QSQX-D/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 1.2V 1A QUAD 28WQFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for LP8728QSQX-D/NOPB
- Description：IC REG BUCK 1.2V 1A QUAD 28WQFN
- Series：-
- Mfr：Texas Instruments
- Package：Bulk
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：4
- Voltage - Input (Min)：4.5V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：1.2V, 1.5V, 1.8/2.65V, 3.3V
- Voltage - Output (Max)：-
- Current - Output：1A
- Frequency - Switching：3.2MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：28-WFQFN Exposed Pad
- Supplier Device Package：28-WQFN (5x5)
- Grade：Automotive
- Qualification：AEC-Q100
Voltage Regulators - DC DC Switching Regulators datasheet and documents for LP8728QSQX-D/NOPB
Voltage Regulators - DC DC Switching Regulators Overview
The LP8728QSQX-D/NOPB is a quad-output step-down DC/DC converter from Texas Instruments, designed for automotive applications. It features four independent buck converters with output currents up to 1A. The device operates within an input voltage range of 4.5V to 32V and supports adjustable output voltages. It includes integrated power MOSFETs and operates at switching frequencies up to 2.2MHz. The component is qualified to AEC-Q100 Grade 1 standards and functions reliably across an extended temperature range of -40°C to +125°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Integrates four independent high-efficiency synchronous buck converters
- Supports wide input voltage range suitable for automotive loads
- Includes programmable switching frequency and soft-start functionality
- Complies with AEC-Q100 Grade 1 qualification for automotive reliability
Voltage Regulators - DC DC Switching Regulators Applications
- Power management for FPGAs in automotive systems
- Supplying microprocessors and DSPs in vehicle electronics
- General-purpose low-power conversion in automotive infotainment
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix 'D' against the manufacturer's official documentation to confirm pinout and functional configuration. Ensure the ordering part number matches the exact package variant required for your PCB layout. Cross-reference the datasheet revision date to validate thermal and electrical specifications before finalizing procurement.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a compact solution for multiple voltage rails is required in automotive environments. The integrated design reduces external component count compared to discrete solutions. Consider the 28-WQFN package dimensions for space-constrained designs. Verify that the input voltage profile of the application falls within the specified 4.5V to 32V operational window.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the LP8728-Q1 family of multi-phase DC/DC converters. It is engineered specifically for demanding automotive electronic control units. The series provides a scalable power architecture for complex system-on-chip requirements. It complements other Texas Instruments automotive interface and logic components.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult the TI product selection guide for direct equivalents within the LP872x-Q1 family. Verify compatibility regarding package footprint and thermal performance if substituting with similar quad-buck converters.
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