- Manufacturer
- MFR.Part #
- L7981A
- JLCPCB Part #
- C1355776
- Package
- HSOP-8-EP
- Description
- -40℃~+150℃ 1 2.4mA 250kHz~1MHz 3A 4.5V~28V 600mV~28V Adjustable Buck Buck Built-in Yes HSOP-8-EP DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
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 | STMicroelectronics | |
| Package | HSOP-8-EP | |
| Operating Temperature | -40℃~+150℃ | |
| Function | Step-down type | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 250kHz~1MHz | |
| Output Type | Adjustable | |
| Voltage - Supply | 4.5V~28V | |
| Output Current | 3A | |
| Quiescent Current | 2.4mA | |
| Features | Overcurrent Protection、Frequency synchronization、Hiccup current limiting、External compensation | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Output Voltage | 600mV~28V | |
| Number of Outputs | 1 |
* Images are for reference only
L7981A
Extended- Manufacturer
- MFR.Part #
- L7981A
- JLCPCB Part #
- C1355776
- Package
- HSOP-8-EP
- Description
- -40℃~+150℃ 1 2.4mA 250kHz~1MHz 3A 4.5V~28V 600mV~28V Adjustable Buck Buck Built-in Yes HSOP-8-EP DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
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 #
- L7981A
- JLCPCB Part #
- C1355776
- Package
- HSOP-8-EP
- Description
- -40℃~+150℃ 1 2.4mA 250kHz~1MHz 3A 4.5V~28V 600mV~28V Adjustable Buck Buck Built-in Yes HSOP-8-EP DC-DC Converters ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
L7981A Specifications
L7981A technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/DC-DC Converters | |
| Manufacturer | STMicroelectronics | |
| Package | HSOP-8-EP | |
| Operating Temperature | -40℃~+150℃ | |
| Function | Step-down type | |
| Synchronous Rectifier | Yes | |
| Frequency - Switching | 250kHz~1MHz | |
| Output Type | Adjustable | |
| Voltage - Supply | 4.5V~28V | |
| Output Current | 3A | |
| Quiescent Current | 2.4mA | |
| Features | Overcurrent Protection、Frequency synchronization、Hiccup current limiting、External compensation | |
| Switch tube (built-in/external) | Built-in | |
| Topology | Buck | |
| Output Voltage | 600mV~28V | |
| Number of Outputs | 1 |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the L7981A. 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.
L7981A Documents
L7981A datasheets or manufacturer documentation.
Datasheet: L7981A Datasheet (PDF)
L7981A Schematic Symbol & PCB Footprint
The L7981A schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.