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Product Detailed Parameters
- Description：75V ASYNCHRONOUS MULTI-TOPOLOGYL
- Series：MPQ
- Mfr：Monolithic Power Systems Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Controller
- Topology：Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：4.5V
- Voltage - Supply (Max)：45V
- Voltage - Output：75V
- Current - Output / Channel：-
- Frequency：100kHz ~ 2.2MHz
- Dimming：PWM
- Applications：LED Lighting
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：28-TSSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package：28-TSSOP-EP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The MPQ2484GF-AEC1-Z is a 75V asynchronous multi-topology LED controller designed for automotive exterior lighting applications. It supports buck, boost, and buck-boost configurations with an input voltage range of 4.5V to 45V. The device operates at switching frequencies between 100kHz and 2.2MHz. It features analog and PWM dimming capabilities and includes comprehensive protection mechanisms such as cycle-by-cycle current limit, output overvoltage protection, and short protection. Qualified under AEC-Q100 standards, it functions within a temperature range of -40°C to +150°C TJ.
Feature Summary
- Supports multiple LED driver topologies including buck, boost, and buck-boost configurations.
Applications
- Automotive exterior LED lighting
Procurement Notes
Verify the specific suffix 'GF' against official Monolithic Power Systems documentation to confirm package type and tape/reel specifications. Ensure the component meets AEC-Q100 qualification requirements for your target automotive application. Cross-reference the datasheet revision date to validate electrical parameters and pinout compatibility before finalizing procurement.
Selection Notes
Select this controller when designing systems requiring flexible topology support for high-voltage LED strings. Consider the wide operating frequency range for optimizing inductor size and efficiency. Verify that the external compensation network aligns with the specific load characteristics. Ensure the thermal design accommodates the specified junction temperature limits for reliable operation.
Part Context
This component belongs to the MPQ2484 family of LED controllers from Monolithic Power Systems. It is specifically engineered for automotive environments, distinguishing itself through robust protection features and high voltage tolerance. The part integrates control logic without internal power switches, requiring external MOSFETs for implementation.
Replacement Considerations
MPQ2484UGF-AEC1-Z
FAQ
What dimming methods are supported by the MPQ2484GF-AEC1-Z?
The device supports both analog and PWM dimming methods for controlling LED brightness.
Does the MPQ2484GF-AEC1-Z include internal power switches?
No, it is a controller that requires external MOSFETs to handle the power stage.
