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Product Detailed Parameters
- Description：IC REG BUCK ADJ 2A 8SO
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3.8V
- Voltage - Input (Max)：40V
- Voltage - Output (Min/Fixed)：0.8V
- Voltage - Output (Max)：40V
- Current - Output：2A
- Frequency - Switching：100kHz ~ 2.2MHz
- Synchronous Rectifier：Yes
- 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 AP64202QSP-13 is a high-voltage synchronous buck converter from Diodes Incorporated, designed for automotive applications. It operates with an input voltage range of 3.8 V to 40 V and delivers a continuous output current of 2 A. The device features an adjustable output voltage ranging from 800 mV to 40 V. It supports a programmable switching frequency between 100 kHz and 2.2 MHz. Key electrical specifications include a maximum quiescent current of 25 uA and a shutdown supply current of 1 uA. The component is qualified under the AEC-Q100 standard and functions within a temperature range of -40°C to +125°C.
Feature Summary
- Automotive-grade qualification compliant with AEC-Q100 standards for reliability in vehicle environments.
- Integrated synchronous rectification architecture providing efficient step-down conversion.
- Programmable switching frequency capability allowing optimization for specific design requirements.
- Comprehensive protection mechanisms including overcurrent, thermal, and short-circuit safeguards.
Applications
- Automotive infotainment systems
- Digital cockpit power distribution
- ADAS sensor power supplies
Procurement Notes
Verify the complete part number AP64202QSP-13 against official Diodes Incorporated documentation to confirm package type and revision status. Ensure compatibility with AEC-Q100 requirements for your specific automotive application tier. Cross-reference datasheet parameters such as thermal resistance and pinout configuration during integration planning.
Selection Notes
Select this component when designing high-voltage buck converters requiring automotive certification. The wide input voltage range suits battery-powered systems. Consider the adjustable frequency feature for EMI management. Verify that the 2 A output current meets load demands while accounting for thermal dissipation in the SO-EP-8 package.
Part Context
This part belongs to the AP64202Q series of high-voltage synchronous buck converters. It shares the SO-EP-8 package topology with other variants in the family but is distinguished by its specific 2 A current rating and automotive qualification. The 'Q' suffix indicates automotive grade compliance, differentiating it from commercial equivalents.
Replacement Considerations
Consult official substitution lists for direct replacements. Generic automotive buck converters may not match the exact input/output specifications or AEC-Q100 qualification level required for this application.
