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Product Detailed Parameters
- Description：IC REG BUCK 5V 2A TSOT23-6
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：3.8V
- Voltage - Input (Max)：32V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Current - Output：2A
- Frequency - Switching：1.1MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-6 Thin, TSOT-23-6
- Supplier Device Package：TSOT-23-6
- Grade：-
- Qualification：-
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Overview
The AP63205WU-7 is a synchronous buck converter from Diodes Incorporated, housed in a TSOT-23-6 package. It accepts an input voltage range of 3.8 V to 32 V and provides a fixed 5 V output with a continuous current capacity of 2 A. The device operates at a switching frequency of 1.1 MHz and features a low quiescent current of 22 uA. It integrates high-side and low-side power MOSFETs, utilizing peak current mode control for efficient DC/DC conversion.
Feature Summary
- Integrates proprietary gate driver design for enhanced electromagnetic interference reduction via frequency spread spectrum technology.
- Utilizes peak current mode control with an integrated compensation network to minimize external component requirements.
- Includes comprehensive protection mechanisms such as cycle-by-cycle peak current limiting, overvoltage protection, and thermal shutdown.
Applications
- 12V and 24V distributed power bus supplies
- Flat screen TV sets and monitors
- Power tools and laser printers
- FPGA, DSP, and ASIC supplies
Procurement Notes
Verify the specific suffix against official Diodes Incorporated documentation to confirm pinout compatibility and electrical specifications. Ensure the procurement channel sources genuine components to maintain reliability standards. Cross-reference the datasheet revision history for any updates regarding material compliance or manufacturing site changes before finalizing orders.
Selection Notes
Select this component when a fixed 5 V output is required within a wide 32 V input range. The TSOT-23-6 package suits space-constrained designs needing 2 A capability. Consider the 1.1 MHz frequency for balancing efficiency and passive size. Verify that the application environment stays within the specified -40°C to +85°C operating temperature range.
Part Context
This part belongs to the AP6320x family of synchronous buck converters, which share similar control architectures and packaging. Variants like AP63203 provide different fixed outputs (e.g., 3.3 V), while adjustable versions offer flexibility. The family emphasizes compact design and high efficiency for portable and industrial electronics.
Replacement Considerations
AP63203WU-7 offers identical topology and performance with a fixed 3.3 V output instead of 5 V. AP63200QWU-7 provides an adjustable output range but operates at a lower 500 kHz switching frequency. These alternatives share the same TSOT-23-6 footprint and general feature set.
