Images à titre indicatif uniquement
TPS627451DSSR
+NomenclatureIC REG BUCK PROG 300MA 12WSON
-
FabricantTexas Instruments
-
Pièce fabricant #TPS627451DSSR
-
Package WSON-12
-
En stock7260
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) |
| Series | DCS-Control™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Programmable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.3V |
| Voltage - Input (Max) | 10V |
| Voltage - Output (Min/Fixed) | 1.3V |
| Voltage - Output (Max) | 2.8V |
| Current - Output | 300mA |
| Frequency - Switching | Up to 2.5MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
The TPS627451DSSR operates with fixed output voltages ranging from 1.2 V to 3.3 V, ensuring flexibility for various applications. It features an automatic transition between PFM (Pulse Frequency Modulation) and PWM (Pulse Width Modulation) modes, optimizing efficiency across a wide load range. The converter also includes integrated protection features such as short-circuit protection and thermal shutdown. Its compact size and minimal external component requirements make it ideal for space-constrained applications. The TPS627451DSSR is part of the wider TPS62745 series, which offers different pin configurations and features to suit diverse application needs.
Equivalent
1. LT1930 from Analog Devices: A high-efficiency step-down converter.
2. MIC5205 from Microchip Technology: A low-dropout voltage regulator, similar in function.
3. AP2127 from Diodes Incorporated: Offers step-down conversion capabilities.
Always check specific requirements like voltage, current, and package type to ensure compatibility.
Features
1. Efficiency: Achieves up to 95% efficiency, optimizing power usage.
2. Low Quiescent Current: Consumes just 360 nA in operation, making it ideal for battery-powered applications.
3. Input Voltage Range: Operates from 2.0 V to 5.5 V, suitable for single-cell lithium-ion batteries.
4. Output Voltage: Adjustable from 1.3 V to 3.3 V, providing flexibility for various applications.
5. Current Capability: Supports output currents up to 300 mA.
6. Power Save Mode: Enhances efficiency during light-load conditions by reducing power consumption.
7. Output Discharge: Integrated feature for controlled discharge of the output capacitor.
8. Protections: Includes thermal shutdown and over-current protection for reliability.
9. Size and Integration: Comes in a small 6-pin WSON package, enabling compact designs.
10. Automatic Transition: Seamlessly transitions between power save mode and PWM mode for optimal performance across load conditions.
These features make it suitable for a variety of applications, including wearables, IoT devices, and portable electronics.
Pinout
The key functions of the TPS627451 include high-efficiency voltage conversion, low quiescent current, and it typically supports a wide input voltage range. It also has features like power-save mode, which helps optimize power consumption, and boasts a small solution size due to its compact package and reduced component requirements. For precise usage details and pin functions, users should refer to the official datasheet provided by Texas Instruments.