
- Manufacturer
- MFR.Part #
- MAX20403AFLB/VY+
- JLCPCB Part #
- C5668457
- Package
- FC2QFN-15(3x3)
- Description
- -40℃~+125℃@(TA) 1 2.1MHz 3.3V 3.5A 3V~36V Buck Buck Built-in Fixed Yes FC2QFN-15(3x3) DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/DC-DC Converters | |
| Manufacturer | Analog Devices | |
| Package | FC2QFN-15(3x3) | |
| Operating Temperature | -40℃~+125℃@(TA) | |
| Function | Step-down type | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 2.1MHz | |
| Output Type | Fixed | |
| Voltage - Supply | 3V~36V | |
| Output Current | 3.5A | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Output Voltage | 3.3V | |
| Number of Outputs | 1 |

* Images are for reference only
MAX20403AFLB/VY+
Extended- Manufacturer
- MFR.Part #
- MAX20403AFLB/VY+
- JLCPCB Part #
- C5668457
- Package
- FC2QFN-15(3x3)
- Description
- -40℃~+125℃@(TA) 1 2.1MHz 3.3V 3.5A 3V~36V Buck Buck Built-in Fixed Yes FC2QFN-15(3x3) DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
- Manufacturer
- MFR.Part #
- MAX20403AFLB/VY+
- JLCPCB Part #
- C5668457
- Package
- FC2QFN-15(3x3)
- Description
- -40℃~+125℃@(TA) 1 2.1MHz 3.3V 3.5A 3V~36V Buck Buck Built-in Fixed Yes FC2QFN-15(3x3) DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
MAX20403AFLB/VY+ Specifications
MAX20403AFLB/VY+ technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/DC-DC Converters | |
| Manufacturer | Analog Devices | |
| Package | FC2QFN-15(3x3) | |
| Operating Temperature | -40℃~+125℃@(TA) | |
| Function | Step-down type | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 2.1MHz | |
| Output Type | Fixed | |
| Voltage - Supply | 3V~36V | |
| Output Current | 3.5A | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Output Voltage | 3.3V | |
| Number of Outputs | 1 |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the MAX20403AFLB/VY+. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

MAX20403AFLB/VY+ Documents
MAX20403AFLB/VY+ datasheets or manufacturer documentation.
MAX20403AFLB/VY+ Schematic Symbol & PCB Footprint
The MAX20403AFLB/VY+ schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.