


- Manufacturer
- MFR.Part #
- STI3471
- JLCPCB Part #
- C478939
- Package
- SOT-23-6
- Description
- -40℃~+85℃@(TA) 1 300uA 3A 4.5V~18V 500kHz Adjustable Buck Buck Built-in Yes SOT-23-6 DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- -
- Datasheet
- 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 | TMI | |
| Package | SOT-23-6 | |
| Operating Temperature | -40℃~+85℃@(TA) | |
| Function | Buck | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 500kHz | |
| Output Type | Adjustable | |
| Voltage - Supply | 4.5V~18V | |
| Output Current | 3A | |
| Quiescent Current | 300uA | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Number of Outputs | 1 |

* Images are for reference only
STI3471
Extended- Manufacturer
- MFR.Part #
- STI3471
- JLCPCB Part #
- C478939
- Package
- SOT-23-6
- Description
- -40℃~+85℃@(TA) 1 300uA 3A 4.5V~18V 500kHz Adjustable Buck Buck Built-in Yes SOT-23-6 DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- -
- Datasheet
- 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 #
- STI3471
- JLCPCB Part #
- C478939
- Package
- SOT-23-6
- Description
- -40℃~+85℃@(TA) 1 300uA 3A 4.5V~18V 500kHz Adjustable Buck Buck Built-in Yes SOT-23-6 DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- -
- Datasheet
- 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.
STI3471 Specifications
STI3471 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/DC-DC Converters | |
| Manufacturer | TMI | |
| Package | SOT-23-6 | |
| Operating Temperature | -40℃~+85℃@(TA) | |
| Function | Buck | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 500kHz | |
| Output Type | Adjustable | |
| Voltage - Supply | 4.5V~18V | |
| Output Current | 3A | |
| Quiescent Current | 300uA | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Number of Outputs | 1 |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the STI3471. 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.

STI3471 Documents
STI3471 datasheets or manufacturer documentation.
Datasheet: STI3471 Datasheet (PDF)
STI3471 Schematic Symbol & PCB Footprint
The STI3471 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.