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Product Detailed Parameters
- Description：IC REG BUCK ADJ 5A 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：5A
- 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 AP64502QSP-13 is a high-voltage synchronous buck converter manufactured by Diodes Incorporated. It operates with an input voltage range of 3.8 V to 40 V and delivers a maximum output current of 2 A. The device features an adjustable output voltage from 800 mV to 40 V and supports a switching frequency between 100 kHz and 2.2 MHz. It includes a shutdown function, exhibits a quiescent current of 25 uA, and operates within a temperature range of -40°C to +125°C. The component is housed in an SO-EP-8 package.
Feature Summary
- High-voltage synchronous buck topology for efficient power conversion
- Adjustable switching frequency to optimize design flexibility
- Integrated protection mechanisms including thermal and overcurrent safeguards
Applications
- Automotive electronic systems requiring AEC-Q100 compliance
- Industrial control equipment power distribution
- Infotainment system voltage regulation
Procurement Notes
Verify the specific suffix against official Diodes Incorporated documentation to confirm pinout and electrical characteristics. Ensure the ordering code matches the required tape-and-reel quantity. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing procurement specifications.
Selection Notes
Select this component when a wide input voltage range up to 40 V is required alongside a 2 A load capacity. The adjustable frequency feature allows optimization for EMI or transient response needs. Verify that the SO-EP-8 package fits the target PCB layout constraints and thermal management requirements.
Part Context
This part belongs to the AP64xxx series of high-voltage DC-DC converters from Diodes Incorporated. The series targets automotive and industrial markets with robust performance. The QSP suffix typically indicates automotive-grade qualification and specific packaging configurations within the manufacturer's portfolio.
Replacement Considerations
Consult the official Diodes Incorporated product selector guide for verified cross-reference candidates. Confirm compatibility regarding input voltage limits, output current ratings, and package dimensions before substitution.
