


- Manufacturer
- MFR.Part #
- LW5550B89C
- JLCPCB Part #
- C20630449
- Package
- SOT89-3B
- Description
- -40℃~+125℃@(Tj) 1 1.3uA 150mA 40V 55dB@(1kHz) 5V Fixed Over Current Protection、Over Temperature Protection Positive SOT89-3B Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS
- EasyEDA Libraries
- ECCN
- -
- 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)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| Manufacturer | Lewa Micro | |
| Package | SOT89-3B | |
| Power Supply Rejection Ratio (PSRR) | 75dB@(1kHz) | |
| standby current | 1.3uA | |
| Operating Temperature | -40℃~+125℃@(Tj) | |
| Output Type | Fixed | |
| Voltage - Supply | 40V | |
| Output Current | 150mA | |
| Output Configuration | Positive | |
| Features | Over Current Protection、Short Circuit Protection、Thermal shutdown、Enable control | |
| Output Voltage | 5V | |
| Voltage Dropout | 700mV@(100mA) | |
| Number of Outputs | 1 |

* Images are for reference only
LW5550B89C
Extended- Manufacturer
- MFR.Part #
- LW5550B89C
- JLCPCB Part #
- C20630449
- Package
- SOT89-3B
- Description
- -40℃~+125℃@(Tj) 1 1.3uA 150mA 40V 55dB@(1kHz) 5V Fixed Over Current Protection、Over Temperature Protection Positive SOT89-3B Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS
- EasyEDA Libraries
- ECCN
- -
- 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 #
- LW5550B89C
- JLCPCB Part #
- C20630449
- Package
- SOT89-3B
- Description
- -40℃~+125℃@(Tj) 1 1.3uA 150mA 40V 55dB@(1kHz) 5V Fixed Over Current Protection、Over Temperature Protection Positive SOT89-3B Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS
- EasyEDA Libraries
- ECCN
- -
- 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.
LW5550B89C Specifications
LW5550B89C technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| Manufacturer | Lewa Micro | |
| Package | SOT89-3B | |
| Power Supply Rejection Ratio (PSRR) | 75dB@(1kHz) | |
| standby current | 1.3uA | |
| Operating Temperature | -40℃~+125℃@(Tj) | |
| Output Type | Fixed | |
| Voltage - Supply | 40V | |
| Output Current | 150mA | |
| Output Configuration | Positive | |
| Features | Over Current Protection、Short Circuit Protection、Thermal shutdown、Enable control | |
| Output Voltage | 5V | |
| Voltage Dropout | 700mV@(100mA) | |
| Number of Outputs | 1 |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the LW5550B89C. 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.

LW5550B89C Documents
LW5550B89C datasheets or manufacturer documentation.
Datasheet: LW5550B89C Datasheet (PDF)
LW5550B89C Schematic Symbol & PCB Footprint
The LW5550B89C schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.