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LP87521SRNFRQ1 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 10A 26VQFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for LP87521SRNFRQ1
- Description：IC REG BUCK ADJ 10A 26VQFN
- Series：-
- Mfr：Texas Instruments
- 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)：2.8V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：0.6V
- Voltage - Output (Max)：3.36V
- Current - Output：10A
- Frequency - Switching：2MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：26-PowerVFQFN
- Supplier Device Package：26-VQFN-HR (4.5x4)
- Grade：Automotive
- Qualification：AEC-Q100
Voltage Regulators - DC DC Switching Regulators datasheet and documents for LP87521SRNFRQ1
Voltage Regulators - DC DC Switching Regulators Overview
The LP87521SRNFRQ1 is an automotive-grade, single-output buck converter from Texas Instruments. It delivers a maximum output current of 10A with integrated synchronous switches. The device supports adjustable output voltages starting from 0.6V up to a maximum of 3.36V. It operates with a switching frequency of 2MHz and functions within a junction temperature range of -40°C to 125°C. The component is housed in a 26-PowerVFQFN package.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Automotive qualification compliant with AEC-Q100 standards for reliability
- Integrated high-side and low-side power switches for compact design
- Adjustable output voltage regulation capability
Voltage Regulators - DC DC Switching Regulators Applications
- Automotive infotainment systems
- Telematics control units
- Body control modules
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific orderable part number LP87521SRNFRQ1 against the technical reference manual for correct OTP bit configurations. Ensure compatibility with automotive environmental requirements and confirm the 26-PowerVFQFN package dimensions match the target PCB layout before finalizing procurement decisions.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a single high-current 10A rail is required for automotive applications. The 2MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Verify that the input voltage range accommodates the system's supply rails and that the thermal performance of the PowerVFQFN package meets the application's heat dissipation needs.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the LP8752x-Q1 family of 10-A buck converters. While other variants in the series may offer multiple outputs or different current ratings, this specific model provides a single regulated output channel designed for high-power automotive loads requiring robust transient response and efficiency.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult official substitution guides for equivalent single-output 10A automotive buck converters. Verify pin-to-pin compatibility and electrical parameter alignment with alternative TI models or competitors before implementation.
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