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STMPS2171STR
+Lista de MateriaisIC PWR SWITCH N-CHAN 1:1 SOT23-5
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FabricanteSTMicroeletrônica
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Peça do Fabricante #STMPS2171STR
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Ficha Técnica STMPS2171STR DataSheet
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Pacote SOT23-5
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| SwitchType | General Purpose |
| NumberofOutputs | 1 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | High Side |
| OutputType | N-Channel |
| Interface | On/Off |
| Voltage-Load | 2.7V ~ 5.5V |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 1A |
| RdsOn(Typ) | 90mOhm |
| InputType | Non-Inverting |
| FaultProtection | Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | SOT-23-5 |
Visão Geral
Description
- STMPS: This prefix might indicate the department or subject area, such as Science, Technology, Mathematics, Physical Sciences, etc.
- 2171: Typically represents a course number. This can indicate the level of study (e.g., introductory, intermediate, advanced) and sequence in the curriculum.
- STR: This suffix might stand for a specific focus or component of the course, such as "Strategy," "Structure," or a particular method or approach within the subject area.
An introductory course like this generally aims to provide foundational knowledge in the designated subject area. It will cover essential theories, concepts, and methodologies, preparing students for more advanced study or professional application. If you're enrolled in such a course, reviewing the syllabus or contacting the instructor will offer more detailed and accurate information.
Equivalent
1. TPS2041B by Texas Instruments
2. AP2161 by Diodes Incorporated
3. MIC2001 by Microchip Technology
Ensure to cross-check electrical specifications like current rating, voltage range, and protection features to ensure compatibility.
Features
1. Current Limiting: It provides adjustable current limiting to protect the system from overcurrent conditions.
2. Thermal Protection: Built-in thermal shutdown prevents damage due to overheating.
3. Low On-Resistance: Offers low RDS(on) to reduce power loss and improve efficiency.
4. Fault Indicator: Includes a fault flag to signal overcurrent or overtemperature faults.
5. Operating Voltage: Supports a wide input voltage range for versatile applications.
6. Enable Pin: Equipped with an active-high enable pin for easy on/off control.
7. Reverse-Current Blocking: Prevents reverse current flow when the switch is off.
8. Compact Package: Available in a small package for space-constrained designs, such as SOT-23.
9. ESD Protection: Protects against electrostatic discharge, enhancing durability.
10. Applications: Ideal for USB ports, power distribution, and hot-swap applications.
These features make the STMPS2171STR a versatile and reliable choice for managing power distribution in electronic devices.
Pinout
The STMPS2171STR is available in a small-outline SOT-23 package, which typically consists of 5 pins. Here’s a concise description of its pin functions:
1. VIN (Pin 1): Input voltage pin where the supply voltage is applied.
2. GND (Pin 2): Ground pin, which serves as the return path for input and output currents.
3. EN (Pin 3): Enable pin; the switch is enabled or disabled by this pin. It is typically active high.
4. OUT (Pin 4): Output pin where the power is delivered to the load.
5. NC (Pin 5): No-Connect pin; it is generally not connected internally and can be used for mechanical stability on the PCB.
This device provides key features such as current limiting, short-circuit protection, and thermal shutdown, making it suitable for use in USB power distribution and other similar applications.