Overview
The STMPS2161STR, produced by STMicroelectronics, is an enhanced single-channel power switch designed for power distribution applications. This device incorporates a 90 mΩ N-channel MOSFET high-side power switch, making it suitable for handling heavy capacitive loads and short-circuits. The switch is controlled by a logic enable input and features various protection mechanisms to ensure reliable operation.
Key Specifications
| Parameter | Value |
|---|---|
| Rated Continuous Output Current | 1000 mA |
| Enable Input | Active Low |
| Operating Voltage Range | 2.7 to 5.5 V |
| Standby Supply Current | 12 µA (maximum) |
| Ambient Temperature Range | -40 to 85 °C |
| ESD Protection | 8 kV HBM |
| Package Type | SO-8 |
Key Features
- 90 mΩ N-channel MOSFET high-side power switch for efficient power distribution
- Thermal and short-circuit protection with overcurrent logic output
- CMOS and TTL compatible enable input
- Undervoltage lockout (UVLO)
- Reverse current protection
- Fault blanking
- UL recognized components (UL file number: E354278)
Applications
The STMPS2161STR is designed for applications where heavy capacitive loads and short-circuits are likely to be encountered. This includes but is not limited to:
- Power distribution in consumer electronics
- Industrial control systems
- Automotive systems
- Medical devices requiring robust power management
Q & A
- What is the rated continuous output current of the STMPS2161STR?
The rated continuous output current is 1000 mA. - What is the operating voltage range of the STMPS2161STR?
The operating voltage range is from 2.7 to 5.5 V. - Does the STMPS2161STR have thermal protection?
Yes, it has thermal protection that shuts the switch off to prevent damage when the junction temperature rises due to continuous heavy overloads and short-circuits. - Is the enable input of the STMPS2161STR active high or active low?
The enable input is active low. - What type of ESD protection does the STMPS2161STR have?
The STMPS2161STR has 8 kV HBM ESD protection. - What is the ambient temperature range for the STMPS2161STR?
The ambient temperature range is -40 to 85 °C. - Does the STMPS2161STR have reverse current protection?
Yes, it has reverse current protection. - Is the STMPS2161STR UL recognized?
Yes, it is UL recognized with the file number E354278. - What is the standby supply current of the STMPS2161STR?
The maximum standby supply current is 12 µA. - What type of package is the STMPS2161STR available in?
The STMPS2161STR is available in an SO-8 package.
