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Product Detailed Parameters
- Description：AUTOMOTIVE LED DRIVER IC
- Series：-
- Mfr：Microchip Technology
- Package：Tape & Reel (TR)
- Type：DC DC Controller
- Topology：SEPIC, Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：5.3V
- Voltage - Supply (Max)：40V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：100kHz ~ 800kHz
- Dimming：PWM
- Applications：-
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：24-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：24-TSSOP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The AT9917TS-GVAO is an automotive LED driver IC from Microchip Technology, designed for high current accuracy applications. It operates within a supply voltage range of 5.3V to 40V and supports SEPIC, Buck, and Boost topologies. The device is housed in a 24-lead TSSOP package with a tape and reel quantity of 2500 units. It functions across an extended temperature range of -40°C to +125°C, ensuring reliability in demanding automotive environments.
Feature Summary
- Provides precise current regulation tailored for automotive lighting demands
- Supports multiple DC-DC converter topologies including SEPIC, Buck, and Boost
- Engineered for high current accuracy in automotive LED applications
Applications
- Automotive exterior lighting systems
- Automotive interior lighting modules
- High-current LED driver circuits requiring precise regulation
Procurement Notes
Verify the complete part number AT9917TS-GVAO against official Microchip documentation to ensure correct automotive grade specifications. Confirm the TSSOP-24 package type and 2500-unit tape and reel packaging details match your manufacturing requirements. Check for RoHS compliance status as indicated in the manufacturer's product attributes before finalizing procurement orders.
Selection Notes
Select this component when designing automotive lighting systems that require robust performance across wide input voltage ranges. The support for multiple topologies allows flexibility in circuit design for various LED configurations. Ensure the operating temperature range of -40°C to +125°C aligns with your specific environmental conditions and application standards.
Part Context
This component belongs to the AT9917 series of automotive LED drivers. It is manufactured by Microchip Technology and falls under the category of power management ICs. The series is specifically engineered to meet the stringent reliability and accuracy requirements of modern automotive lighting architectures.
Replacement Considerations
Consult official Microchip documentation for verified substitute part numbers. Cross-reference specifications such as package type, pinout, and electrical characteristics to ensure compatibility with existing designs.
