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TPS62740DSST
+NomenclatureIC REG CONV BLUETTH 1OUT 12WSON
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FabricantTexas Instruments
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Pièce fabricant #TPS62740DSST
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Package WSON-12
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En stock1593
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | DCS-Control™ |
| ProductStatus | Active |
| Applications | Converter, Bluetooth (BLT) |
| Voltage-Input | 2.2V ~ 5.5V |
| NumberofOutputs | 1 |
| Voltage-Output | 1.8V ~ 3.3V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 12-WFDFN Exposed Pad |
Présentation
Description
Key features include a selectable output voltage range via a digital control interface, output currents up to 300 mA, and an integrated soft-start function. Its unique DCS-Control™ topology ensures excellent load and line transient responses, minimal output ripple, and high efficiency across load conditions. The device is packaged in a compact 8-pin WSON, making it suitable for space-constrained designs.
The TPS62740DSST is particularly suited for applications in the Internet of Things (IoT), wearable electronics, and other portable or remote devices that benefit from its power-saving capabilities. It also features an automatic transition between PWM and PFM modes to optimize efficiency at different loads.
Equivalent
1. Maxim Integrated MAX17222: Offers nanoPower operation with similar efficiency for low-power applications.
2. Analog Devices ADP5301: Provides high efficiency at light loads, suitable for battery-powered devices.
3. Microchip MCP1642B: A compact, low-cost option with efficient power conversion.
4. Linear Technology (Analog Devices) LTC3388: Known for its low quiescent current and efficiency.
These alternatives vary in features but target similar applications in low-power electronics.
Features
1. Ultra-low Power Consumption: Optimized for applications requiring extended battery life, it features an efficient power-save mode for light loads.
2. Wide Input Voltage Range: Operates from 2.2V to 5.5V, making it suitable for various battery chemistries and applications.
3. Adjustable Output Voltage: Provides flexibility with output voltages ranging from 1.8V to 3.3V, adjustable via external resistors.
4. High Efficiency: Delivers up to 95% efficiency, reducing power loss and heat generation.
5. Low Quiescent Current: Consumes as little as 360nA during operation, extending battery life in low-power modes.
6. Integrated Switches: Contains internal MOSFETs to enhance efficiency and reduce component count.
7. Compact Package: Available in a small 2.0mm x 2.0mm WSON package, suitable for space-constrained applications.
8. Protection Features: Includes overcurrent, overtemperature, and short-circuit protection for reliable operation.
This combination of features makes the TPS62740DSST ideal for portable and battery-powered devices.
Pinout
- Pin Count: The TPS62740DSST is available in a 10-pin WSON package.
- Pin Functions:
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. GND: Ground pin.
4. EN: Enable pin; used to enable or disable the device.
5. LSEL: Load select pin; used to set the output current limit.
6. FB: Feedback pin; used for setting the output voltage via external resistors.
7. MODE: Mode selection pin; determines power save or PWM mode.
8. PG: Power Good pin; indicates if the output voltage is within regulation.
9. SW: Switch pin; connected to the inductor for switching operation.
10. NC: No connect; not internally connected, usually used for mechanical stability.
This configuration makes the TPS62740DSST suitable for battery-operated devices, ensuring power efficiency and extended battery life.
Manufacturer
Application
1. Wearable devices: For efficient power management in smartwatches and fitness trackers.
2. IoT devices: Supports low-power wireless systems and sensors.
3. Medical devices: Provides stable power for portable diagnostic and monitoring equipment.
4. Energy harvesting: Ideal for systems utilizing solar, thermal, or kinetic energy sources.
5. Consumer electronics: Enhances battery life in portable gadgets and smartphones.
6. Industrial sensors: Ensures reliable operation of remote monitoring devices.
These applications leverage the TPS62740DSST's ultra-low quiescent current and high efficiency to maximize battery life and operational longevity.