TPS61094DSSR

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TPS61094DSSR

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60-NA QUIESCENT CURRENT BI-DIREC

  • FabricanteTexas Instruments

  • Peça do Fabricante #TPS61094DSSR

  • Pacote WSON-12

  • Em Estoque4553

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck-Boost
OutputType Programmable
NumberofOutputs 1
Voltage-Input(Min) 0.7V
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 1.8V, 2V
Voltage-Output(Max) 5.4V
Current-Output 600mA
Frequency-Switching 500kHz, 1MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 12-WFDFN Exposed Pad

Visão Geral

Description

The TPS61094DSSR is a highly efficient, synchronous boost converter from Texas Instruments designed specifically for energy harvesting and low-power applications. This device integrates a 60-mA buck/boost charge pump with a power path management function, making it ideal for applications requiring efficient battery management and energy storage. It operates from an input voltage range of 0.7 V to 5.5 V, allowing it to work with a variety of energy sources, including solar panels and thermoelectric generators. The TPS61094DSSR features ultra-low quiescent current consumption, which maximizes efficiency and battery life, even in applications with intermittent energy harvesting. It also includes a programmable output voltage and several protection features, such as overcurrent protection and thermal shutdown, to ensure reliable operation. The device is packaged in a compact 10-pin VSSOP package, making it suitable for space-constrained applications. Overall, the TPS61094DSSR is an excellent choice for designers looking to implement efficient power management solutions in IoT devices, wearable electronics, and other portable applications.

Equivalent

The TPS61094DSSR is a synchronous boost converter with a 60-nA IQ and an integrated bypass mode, designed by Texas Instruments. Equivalent products include the MAX17222 from Maxim Integrated, the LTC3105 from Analog Devices, and the MCP1642 from Microchip. These alternatives offer similar functions like boosting low voltages to a higher level, although specific features and performance metrics may vary, so checking the datasheets for exact specifications is recommended.

Features

The TPS61094DSSR is a high-performance, synchronous boost converter with ultra-low quiescent current, designed by Texas Instruments. Key features include:
1. Input Voltage Range: Operates from 0.7 V to 5.5 V, suitable for single-cell battery applications.
2. Output Voltage: Adjustable up to 5.5 V via external resistors.
3. Ultra-Low Quiescent Current: Typically 60 nA, optimizing battery life in low-power applications.
4. High Efficiency: Achieves up to 90% efficiency for improved energy conservation.
5. Output Current: Capable of delivering output currents up to several hundred mA, depending on input conditions.
6. Load Disconnect: True load disconnection during shutdown to prevent battery drain.
7. Batteries Compatibility: Supports primary and secondary battery types including alkaline, NiMH, Li-ion, and coin cell batteries.
8. Protection Features: Includes over-temperature and over-current protection to enhance reliability.
9. Package: Available in a compact WSON package, making it suitable for space-constrained applications.
10. Applications: Ideal for wearable devices, smart meters, and IoT applications requiring extended battery life.
These features make the TPS61094DSSR a versatile choice for efficient power management in portable electronic devices.

Pinout

The TPS61094DSSR is a synchronous boost converter with a pin count of 9. It is designed for applications requiring efficient power conversion with ultra-low quiescent current to extend battery life.
Here's a brief overview of its pin functions:
1. L (Pin 1): Inductor connection. Connect the inductor between the input and this pin.
2. VOUT (Pin 2): Output voltage pin. Connect the output capacitor between this pin and ground.
3. EN (Pin 3): Enable pin. A high signal turns the device on, and a low signal turns it off.
4. FB (Pin 4): Feedback pin to set the output voltage through a resistor divider.
5. GND (Pin 5): Ground connection for the device.
6. VIN (Pin 6): Input voltage supply pin. Connect the input voltage source to this pin.
7. VINA (Pin 7): Analog supply pin. Typically connected to VIN.
8. PG (Pin 8): Power Good indicator. It gives a high signal when the output voltage is in regulation.
9. NC (Pin 9): No connection. This pin is reserved and should not be connected to anything.
The TPS61094DSSR is typically used in low-power applications like wearable devices, medical equipment, and IoT devices.

Manufacturer

The TPS61094DSSR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is a leading company in the semiconductor industry, known for its innovation in analog and embedded processing products. TI supplies semiconductor technologies to electronic designers and manufacturers globally, serving a wide range of industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The TPS61094DSSR is a synchronous boost converter with an integrated bypass mode and supercapacitor charging/discharging capabilities. It is typically used in applications that require efficient energy harvesting and management. Key application areas include:
1. IoT Devices: Supports low-power sensors and communication modules.
2. Wearable Electronics: Provides efficient power management for devices like smartwatches and fitness trackers.
3. Backup Power Solutions: Ensures critical system components maintain power during primary battery failures.
4. Energy Harvesting Systems: Enables the use of energy from ambient sources like solar or thermal.
5. Medical Devices: Powers portable medical monitoring tools efficiently.
These applications benefit from its low quiescent current and high efficiency.

Package

The TPS61094DSSR is packaged in a WSON (Wafer Level Small Outline No-lead) package. Specifically, it comes in a 3.0 mm x 2.0 mm WSON-10 package, which includes thermal pads for efficient heat dissipation, making it suitable for space-constrained applications.

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