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TPS62040DRCR
+NomenclatureIC REG BUCK ADJ 1.2A 10VSON
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FabricantTexas Instruments
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Pièce fabricant #TPS62040DRCR
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Package VSON-10
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En stock3916
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.5V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.7V |
| Voltage - Output (Max) | 6V |
| Current - Output | 1.2A |
| Frequency - Switching | 1.25MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features of the TPS62040DRCR include a fixed 1.8V output voltage with adjustable output options, internal power MOSFETs, and a pulse width modulation (PWM) mode for maintaining efficiency across various load conditions. The converter offers excellent transient response and low output voltage ripple. Its small form factor and minimal external component requirements make it suitable for compact circuit designs.
Additional features include soft start, thermal shutdown, and overcurrent protection, ensuring reliable operation. Available in a small SON package, the TPS62040DRCR is well-suited for space-constrained applications where efficient power management is crucial.
Equivalent
1. LTC3405A - from Analog Devices, also a high-efficiency step-down converter.
2. LM3670 - from Texas Instruments, offering similar functionality.
3. MP1495 - from Monolithic Power Systems, another efficient step-down regulator.
4. ADP2108 - from Analog Devices, providing comparable performance.
Ensure compatibility in terms of footprint, voltage, and current specifications when choosing an equivalent.
Features
1. Input Voltage Range: It operates with an input voltage range of 3 V to 5.5 V, making it suitable for various applications powered by standard battery configurations.
2. Output Current: It can deliver up to 0.6 A of continuous output current, which is ideal for portable devices.
3. High Efficiency: The device achieves high efficiency over a wide load range due to its synchronous rectification and low RDS(on) MOSFETs.
4. Switching Frequency: It operates at a fixed switching frequency of 1.25 MHz, which helps in optimizing the size of external components and achieving a compact solution.
5. Compact Package: The device is available in a small SON package, which is beneficial for space-constrained applications.
6. Protection Features: It includes overcurrent and thermal protection to ensure reliability and safeguard against faults.
These features make the TPS62040DRCR suitable for applications such as mobile phones, PDAs, and other battery-powered devices.
Pinout
1. VIN (Pin 1): Input voltage supply.
2. EN (Pin 2): Enable pin to turn the device on or off.
3. GND (Pin 3): Ground connection.
4. SW (Pin 4): Switch node, connected to the inductor.
5. PGND (Pin 5): Power ground.
6. FB (Pin 6): Feedback pin for output voltage regulation.
7. MODE (Pin 7): Selects between forced PWM mode or power-save mode.
8. SS/TR (Pin 8): Soft-start or tracking pin.
9. VOS (Pin 9): Output voltage sense.
10. NC (Pin 10): No connection.
This configuration allows the TPS62040DRCR to efficiently convert a higher input voltage to a lower output voltage, suitable for various power management applications.