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TPS62120DCNR
+NomenclatureIC REG BUCK ADJ 75MA SOT23-8
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FabricantTexas Instruments
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Pièce fabricant #TPS62120DCNR
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Package SOT-23-8
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En stock7444
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2V |
| Voltage-Input(Max) | 15V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 75mA |
| Frequency-Switching | Up to 800kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-8 |
Présentation
Description
Key features of the TPS62120DCNR include its high efficiency, which can reach up to 96%, thus extending battery life. It also supports a low quiescent current, further enhancing power efficiency. The device incorporates a power-save mode to maintain efficiency at light loads and a soft-start feature to limit inrush current during power-up.
The TPS62120DCNR is housed in a tiny package, making it suitable for compact designs. Its protection features include thermal shutdown, output short-circuit protection, and overcurrent protection, ensuring reliable performance. The device is commonly used in applications like wireless sensors, metering devices, and other battery-operated equipment.
Equivalent
1. LTC3105 from Analog Devices: A high-efficiency step-up DC/DC converter.
2. LM3670 from Texas Instruments: A step-down DC-DC converter for low power applications.
3. MAX17244 from Maxim Integrated (now part of Analog Devices): A synchronous step-down converter.
4. RT8010 from Richtek: A low-power step-down converter.
Ensure that the specific requirements such as voltage range, current capacity, and efficiency are met when selecting an alternative.
Features
Key features include:
- Adjustable output voltage ranging from 0.9 V to 6 V.
- Ultra-low quiescent current of 11 µA, minimizing power consumption during idle states.
- Power Save Mode for improved efficiency at light loads.
- Slew rate controlled switch node for reduced EMI.
- Thermal shutdown and overcurrent protection for enhanced reliability.
- Small SOT-23 package for space-constrained applications.
These features make the TPS62120DCNR an ideal choice for portable devices, medical applications, and energy harvesting systems, where efficient power management and extended battery life are essential.
Pinout
1. EN (Enable): Activating this pin starts the converter. It is used to enable or disable the device.
2. GND (Ground): This pin is the ground reference for the device.
3. SW (Switch): This pin is connected to the inductor and is used to switch the current.
4. VIN (Input Voltage): This pin is the input power supply, accepting a voltage range to power the device.
5. FB (Feedback): This pin is used to set the output voltage through an external resistor divider network.
6. VOS (Output Voltage Sense): This pin is used for sensing the output voltage to maintain regulation.
These functions allow the TPS62120DCNR to efficiently convert input voltage to a lower, stable output voltage suitable for various electronic applications.
Manufacturer
Application
1. Battery-powered devices: Ideal for extending battery life in devices like wearable electronics, medical instruments, and portable gadgets.
2. Industrial and IoT sensors: Suitable for powering sensors and modules requiring low power in industrial environments.
3. Energy harvesting systems: Used in applications where power is derived from sources like solar or thermal energy.
4. Personal electronics: Fits well in applications like hearing aids and health monitors due to its compact size and efficiency.
Its adaptability and efficiency make it a versatile choice for low-power, small-footprint applications.