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Product attributes Property Value
Manufacturer ETEK MICROELECTRONICS
Product Series
Packaging Tape & Reel (TR) |
Function Step-Up
Output Configuration Positive
Topology Boost
Output Type Fixed
Number of Outputs 1
Voltage - Input (Min) 0.7V
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 3V
Voltage - Output (Max) -
Current - Output 300mA
Frequency - Switching -
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The ET82097V30 is a high-efficiency Boost DC-DC converter from ETEK Microelectronics, designed to deliver a regulated 3V output from a low-voltage input source. It operates over a wide input range of 0.7V to 5.5V, making it ideal for single-cell battery applications. The converter can deliver up to 300mA of output current, ensuring sufficient power for small portable devices. Its compact SC-74A and SOT-753 package options make it suitable for space-constrained designs. Typical applications include IoT devices, portable electronics, and battery-powered sensors.

  • Ultra-Low Startup Voltage: Operates from inputs as low as 0.7V, enabling use with nearly depleted batteries.
  • High Efficiency: Boost topology maximizes battery life in portable applications.
  • Compact Footprint: Available in SC-74A and SOT-753 packages for space-limited designs.
  • Stable 3V Output: Provides a fixed, regulated output ideal for logic and sensor circuits.

Single-Cell Battery-Powered Devices

With a 0.7V minimum input, the ET82097V30 can boost a single alkaline or NiMH cell to a regulated 3V rail, ideal for portable electronics like remote controls, wireless sensors, and wearable devices.

IoT and Wireless Sensors

IoT nodes often rely on small batteries that discharge below 1V. This boost converter maintains a stable 3V supply for microcontrollers and RF transceivers, ensuring reliable wireless communication.

Portable Medical Devices

Devices like glucose meters and digital thermometers require consistent voltage from small batteries. The ET82097V30 provides a compact, efficient solution in a tiny SOT-753 package.

Energy Harvesting Systems

For systems powered by low-voltage energy harvesters (e.g., thermoelectric or photovoltaic cells), this converter can step up voltages as low as 0.7V to a usable 3V level for storage or direct use.

LED Flashlights and Indicators

Single-cell LED flashlights benefit from the boost topology to drive LEDs at 3V from a 1.5V battery, maintaining brightness as the battery discharges.

Battery Backup Circuits

In systems with a primary power source and a backup battery, the ET82097V30 can boost the backup cell voltage to 3V, ensuring memory retention or emergency operation.

Q: What type of converter is the ET82097V30?
A: It is a Boost (step-up) DC-DC converter.
Q: What is the input voltage range?
A: The input voltage range is 0.7V to 5.5V.
Q: What is the output voltage?
A: The fixed output voltage is 3V.
Q: What is the maximum output current?
A: The maximum output current is 300mA.
Q: What package is available?
A: It is available in SC-74A and SOT-753 packages.
Q: Can it operate from a single-cell battery?
A: Yes, with a minimum input of 0.7V, it can operate from a single alkaline or NiMH cell.
Base Product Number : ET82097V30
0.7V-5.5V 300mA 3V Output Battery-Powered Boost DC-DC Converter IoT Portable Electronics SC-74A SOT-753
Q: What type of converter is the ET82097V30?
A: It is a Boost (step-up) DC-DC converter.
Q: What is the input voltage range?
A: The input voltage range is 0.7V to 5.5V.
Q: What is the output voltage?
A: The fixed output voltage is 3V.
Q: What is the maximum output current?
A: The maximum output current is 300mA.
Q: What package is available?
A: It is available in SC-74A and SOT-753 packages.
Q: Can it operate from a single-cell battery?
A: Yes, with a minimum input of 0.7V, it can operate from a single alkaline or NiMH cell.