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AL8862QSP-13
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Product Detailed Parameters
- Description：IC LED DRIVER RGLTR PWM 1A 8SO
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Down (Buck)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：5V
- Voltage - Supply (Max)：55V
- Voltage - Output：-
- Current - Output / Channel：1A
- Frequency：1MHz
- Dimming：Analog, PWM
- Applications：-
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
- Supplier Device Package：8-SO-EP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The AL8862QSP-13 is an AEC-Q100 Grade 1 automotive step-down DC/DC converter manufactured by Diodes Incorporated. It integrates a 55V N-channel MOSFET and supports an input voltage range of 5V to 55V with a maximum output current of 1A. The device operates at switching frequencies up to 1MHz and features analog and PWM dimming capabilities for LED regulation. It is housed in an 8-SO-EP package and functions as a buck topology regulator designed for high-efficiency automotive lighting applications.
Feature Summary
- Integrated 55V N-channel MOSFET switch for compact design
- Automotive-grade reliability certified under AEC-Q100 standards
- Supports both analog and pulse-width modulation dimming methods
- Includes built-in protection mechanisms for short circuits and over-temperature conditions
Applications
- Automotive exterior lighting systems
- Automotive interior ambient lighting
- High-brightness LED headlamp modules
Procurement Notes
Verify the specific suffix 'Q' indicates automotive qualification status distinct from commercial variants. Confirm package marking matches the 8-SO-EP specification. Ensure compatibility with system voltage requirements within the 5V to 55V operational window. Check for RoHS compliance documentation if required by assembly specifications.
Selection Notes
Select this component when automotive certification is mandatory for LED driver designs. The integrated MOSFET simplifies bill of materials compared to discrete solutions. Consider the 1A current limit for single-string LED configurations. Evaluate thermal performance requirements given the SO-8EP package constraints for high-power density applications.
Part Context
This part belongs to the AL8862 family of LED drivers, specifically tailored for automotive environments. Unlike the standard AL8862SP-13 which supports up to 60V, this variant is rated for 55V inputs to meet specific automotive electrical standards. It shares functional similarities with the AL8863 series but differs in switching frequency and control architecture.
Replacement Considerations
The AL8862SP-13 serves as a commercial equivalent but lacks automotive qualification. Verify that the lower voltage rating of 55V versus 60V in other variants meets the specific circuit design margins before substitution.
