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AP2171DWG-7
+Lista de MateriaisIC PWR SWITCH P-CHAN 1:1 SOT25
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FabricanteDiodes Incorporated
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Peça do Fabricante #AP2171DWG-7
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Ficha Técnica AP2171DWG-7 DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Switch Type | USB Switch |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | P-Channel |
| Interface | On/Off |
| Voltage - Load | 2.7V ~ 5.5V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 1A |
| Rds On (Typ) | 95mOhm |
| Input Type | Non-Inverting |
| Features | Status Flag |
| Fault Protection | Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOT-25 |
| Package / Case | SC-74A, SOT-753 |
| Base Product Number | AP2171 |
Visão Geral
Description
The AP2171DWG-7 is compact and comes in a small form factor, which is ideal for circuit board space optimization. Its integrated design reduces the need for additional external components, simplifying the overall circuit design. It is widely used in consumer electronics, computers, and communication devices, where efficient power management is crucial. Manufacturers include it in designs that require robust power distribution with minimal external control effort.
Equivalent
1. Texas Instruments TPS2065: A similar power switch with adjustable current limit.
2. Microchip USB2524: Offers USB port power management features.
3. Diodes Incorporated AP2112: Provides high-side power distribution capabilities.
4. ON Semiconductor NCP380: Features current limiting and over-temperature protection.
Ensure compatibility by checking the datasheet specifications, such as voltage, current limits, and package type.
Features
1. Current Limiting: Offers adjustable current limiting to protect connected devices from overcurrent conditions.
2. Over-Temperature Protection: Has built-in thermal shutdown to prevent damage from overheating.
3. Under-Voltage Lockout (UVLO): Ensures the switch only operates when the input voltage is above a certain threshold, providing stability.
4. Reverse Current Blocking: Prevents current from flowing back into the power supply, safeguarding the system.
5. Low On-Resistance: Features low on-resistance to ensure minimal voltage drop and efficient power delivery.
6. Controlled Rise and Fall Times: Provides controlled output rise and fall times to reduce inrush current and minimize system noise.
7. Enable Control: Includes an enable pin for easy control of the power switch state.
8. Small Package: Comes in a compact package suitable for space-constrained applications.
These features make the AP2171DWG-7 ideal for managing power in USB and consumer electronics applications, ensuring reliability and protection.
Pinout
1. IN (Input Voltage): This is the input pin where the supply voltage is connected. It provides the power to the load.
2. GND (Ground): This pin is connected to the system ground.
3. EN (Enable): This is the enable pin; when driven high, it turns the switch on, allowing current to flow to the output. When low, it turns the switch off.
4. NC (No Connect): This pin is not internally connected and can be left floating or used for mechanical stability.
5. OUT (Output Voltage): This is the output pin where the load is connected. Current flows from this pin to the load when the switch is enabled.
These pins allow the AP2171DWG-7 to effectively manage power distribution in electronic circuits.