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Product Detailed Parameters
- Description：IC LED DRVR LIN I2C 31.5MA 8DFN
- Series：-
- Mfr：MaxLinear, Inc.
- Package：Bulk
- Type：Linear
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：4
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：-
- Current - Output / Channel：31.5mA
- Frequency：400kHz
- Dimming：I2C
- Applications：Backlight
- Operating Temperature：-40°C ~ 100°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-VFDFN Exposed Pad
- Supplier Device Package：8-DFN (2x3)
- Grade：-
- Qualification：-
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Overview
The XRP7620IH-F is a four-channel independently adjustable current sink driver designed for LED applications. It operates within an input voltage range of 2.5 V to 5.5 V and supports output currents up to 31.5 mA per channel. The device is housed in an 8-lead DFN package with an exposed pad, suitable for surface mount technology. It features an operating junction temperature range from -40°C to +100°C.
Feature Summary
- Provides four independent channels for precise current control
- Supports adjustable current sinking for flexible LED configurations
- Designed for efficient linear regulation in low-voltage systems
Applications
- LED backlighting modules
- Multi-segment indicator displays
- RGB LED driving circuits
Procurement Notes
Verify component authenticity through authorized MaxLinear distributors or certified partners. Confirm the specific suffix 'IH' matches design requirements. Check for end-of-life status as discontinuation notices may affect long-term supply chain stability. Ensure ESD handling protocols are followed during assembly due to the small form factor.
Selection Notes
Select this component when independent channel control is required for multiple LED strings. Consider the 31.5 mA maximum current limit for load sizing. Evaluate thermal performance within the DFN package for high-density layouts. Verify compatibility with the 2.5 V to 5.5 V supply rail against system power architecture.
Part Context
This part belongs to the XRP7620 series of LED drivers from MaxLinear. It serves as a specialized solution for managing multiple LED outputs in compact electronic devices. The series focuses on providing reliable current regulation for display and lighting applications where space constraints are critical.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Consult MaxLinear technical support for direct replacements or pin-compatible alternatives if this discontinued part is required for maintenance.
FAQ
What is the maximum output current per channel?
The maximum output current is 31.5 mA per channel.
Does the XRP7620IH-F support RGB LED applications?
Yes, it is suitable for RGB LED applications due to its four independent channels.
