Images à titre indicatif uniquement
TPS2552DBVR
+NomenclatureIC PWR SWITCH N-CHAN 1:1 SOT23-6
-
FabricantTexas Instruments
-
Pièce fabricant #TPS2552DBVR
-
Package SOT-23-6
-
En stock6424
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Switch Type | General Purpose |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | N-Channel |
| Interface | On/Off |
| Voltage - Load | 2.5V ~ 6.5V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 1.5A |
| Rds On (Typ) | 85mOhm |
| Input Type | Non-Inverting |
| Features | Slew Rate Controlled, Status Flag |
| Fault Protection | Current Limiting (Adjustable), Over Temperature, UVLO |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOT-23-6 |
Présentation
Description
Key features include a fast trip response to overcurrent conditions, reverse current blocking when disabled, and thermal shutdown protection. The TPS2552DBVR operates with an input voltage range of 2.5 V to 6.5 V, suitable for USB and other consumer electronics. It comes in a small SOT-23-6 package, ideal for space-constrained designs.
The switch is controlled via an enable pin, making it simple to integrate into a variety of systems. Its robust design ensures reliable performance in demanding environments, making it suitable for applications like USB ports, battery-powered devices, and other load-switching solutions.
Equivalent
1. Microchip MIC2545A: A current limiting power switch with similar features.
2. ON Semiconductor NCP380: Known for adjustable current limiting and thermal shutdown.
3. Diodes Incorporated AP2552: Offers similar protection features with adjustable current limiting.
4. STMicroelectronics ST2041: Provides over-current and over-temperature protection.
These alternatives may vary slightly in terms of specifications, so always check datasheets to ensure compatibility with your application.
Features
1. Adjustable Current Limit: The device allows for a user-defined current limit between 75 mA to 1.7 A via an external resistor, offering flexibility for various applications.
2. Overcurrent Protection: It provides robust protection against overcurrent conditions by limiting the output current to a safe level.
3. Thermal Shutdown: The device features thermal shutdown protection to prevent damage from overheating due to excessive power dissipation.
4. Reverse Current Blocking: The TPS2552DBVR includes reverse current blocking to prevent current flowing back into the input when the output voltage is higher.
5. Low Quiescent Current: It has a low quiescent current of 60 μA, which is beneficial for battery-powered designs.
6. Small Package: Available in a small SOT-23 package, it is ideal for space-constrained applications.
These features make the TPS2552DBVR suitable for use in USB ports, power distribution in PCs, and other general-purpose power management applications.
Pinout
1. IN: Power input pin. Connect to the supply voltage.
2. OUT: Power output pin. Connect to the load.
3. GND: Ground pin. Connect to the system ground.
4. ILIM: Current limit set pin. A resistor connected to this pin sets the desired current limit.
5. EN: Enable pin. Used to enable or disable the device. Active high.
6. FAULT: Fault output pin. Open-drain output that indicates an overcurrent or thermal shutdown condition.
These pins together facilitate protection and control of power distribution in various electronic applications.