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Product Detailed Parameters
- Description：IC REG QUAD BUCK/LNR SYNC 24WQFN
- Series：-
- Mfr：Texas Instruments
- Package：Bulk
- Topology：Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
- Number of Outputs：4
- Frequency - Switching：2.1MHz
- Voltage/Current - Output 1：1.2V, 1A
- Voltage/Current - Output 2：3.3V, 600mA
- Voltage/Current - Output 3：2.65V, 300mA
- w/LED Driver：No
- w/Supervisor：No
- w/Sequencer：Yes
- Voltage - Supply：2.8V ~ 5.5V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：24-WFQFN Exposed Pad
- Supplier Device Package：24-WQFN (4x4)
- Grade：-
- Qualification：-
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Overview
The LP3907SQ-BJX6X/NOPB is a Texas Instruments PMIC featuring two 1A buck converters and two 600mA LDOs. It operates within a -40°C to +85°C range in a 24-WQFN package. The device integrates I2C control for programmable outputs and sequencing. It supports input voltages from 2.8V to 5.5V with a quiescent current of 30µA. This component is designed for advanced applications including processors and FPGAs, providing efficient power management solutions.
Feature Summary
- Integrates dual high-current synchronous buck converters and dual low-dropout regulators
- Features I2C interface for precise output voltage programming and dynamic control
- Includes integrated sequencing and monitoring capabilities for system reliability
Applications
- Advanced application processors
- Field Programmable Gate Arrays (FPGA)
- Generic portable electronic devices
Procurement Notes
Verify the specific suffix BJX6X against official Texas Instruments documentation to confirm pinout and thermal pad configuration. Ensure compatibility with existing PCB footprints and design-in requirements before procurement. Cross-reference datasheet revisions to validate electrical characteristics and ordering information accuracy.
Selection Notes
Select this component when designing systems requiring multiple regulated rails from a single IC. It is suitable for space-constrained designs needing both switching and linear regulation. Consider the 24-WQFN package for thermal performance and board area optimization in portable or industrial applications.
Part Context
This part belongs to the LP3907 series of multi-output power management ICs. It shares functional similarities with other variants like LP3907SQ-PFX6W/NOPB but differs in packaging and specific suffix designations. The series targets complex digital logic power needs with integrated control features.
Replacement Considerations
LP3907SQ-PFX6W/NOPB
FAQ
What is the maximum switching frequency of the buck converters?
The buck converters operate at a fixed switching frequency of 2.1MHz.
Does the device support independent enable controls?
Yes, the device provides individual enable pins for each regulator section.
