Overview
The STMPS2171TTR is an enhanced single-channel power switch produced by STMicroelectronics. This device is designed for applications where heavy capacitive loads and short-circuits are likely to be encountered. It incorporates a 90 mΩ N-channel MOSFET high-side power switch, controlled by a logic enable input. The switch is equipped with thermal and short-circuit protection, ensuring safe operation under various load conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | STMPS2171TTR |
| Package | MiniSO-8 |
| Operating Temperature Range | -40°C to 85°C |
| Continuous Current | 500/1000 mA |
| MOSFET Resistance | 90 mΩ |
| Enable Input Compatibility | CMOS and TTL |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Standby Supply Current | 12 µA (max) |
| ESD Protection | 8 kV HBM |
| RoHS Compliance | Ecopack3 |
Key Features
- 90 mΩ N-channel MOSFET high-side power switch
- Thermal and short-circuit protection with overcurrent logic output
- Operating range from 2.7 to 5.5 V
- CMOS and TTL compatible enable input
- Undervoltage lockout (UVLO)
- 12 µA maximum standby supply current
- Ambient temperature range: -40 to 85 °C
- 8 kV ESD protection
- Reverse current protection
- Fault blanking
- UL recognized components (UL file number: E354278)
Applications
The STMPS2171TTR is suitable for various applications where reliable power distribution is critical, such as:
- Power management in consumer electronics
- Industrial control systems
- Automotive systems
- Medical devices
- Telecommunication equipment
Q & A
- What is the operating temperature range of the STMPS2171TTR?
The operating temperature range is from -40°C to 85°C. - What is the continuous current rating of the STMPS2171TTR?
The continuous current rating is 500/1000 mA. - What type of MOSFET is used in the STMPS2171TTR?
The device uses a 90 mΩ N-channel MOSFET high-side power switch. - Is the enable input compatible with CMOS and TTL logic?
Yes, the enable input is CMOS and TTL compatible. - What is the supply voltage range for the STMPS2171TTR?
The supply voltage range is from 2.7 V to 5.5 V. - Does the STMPS2171TTR have thermal protection?
Yes, it has thermal and short-circuit protection with automatic recovery from thermal shutdown. - What is the maximum standby supply current of the STMPS2171TTR?
The maximum standby supply current is 12 µA. - Does the STMPS2171TTR have ESD protection?
Yes, it has 8 kV HBM ESD protection. - Is the STMPS2171TTR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack3 rating. - What are some common applications for the STMPS2171TTR?
Common applications include power management in consumer electronics, industrial control systems, automotive systems, medical devices, and telecommunication equipment.
