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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) 1.8V
Voltage - Output (Max) 5.5V
Current - Output 600mA (Switch)
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 ET82097V28 is a versatile Boost DC-DC converter designed for low-voltage energy sources. It accepts an input voltage from 0.7V to 5.5V and provides an adjustable output from 1.8V to 5.5V, with a switch current rating of 600mA. This makes it ideal for single-cell battery applications and energy harvesting. The device is available in compact SC-74A and SOT-753 packages, suitable for space-constrained designs.

  • Ultra-Low Start-Up Voltage: Operates from inputs as low as 0.7V, enabling use with nearly depleted batteries or energy harvesters.
  • Wide Output Range: Adjustable output from 1.8V to 5.5V provides flexibility for various load requirements.
  • Compact Package: SC-74A and SOT-753 packages are ideal for miniaturized portable devices.
  • Versatile Input: Handles a wide range of input sources, from single cells to regulated 5V rails.

Single-Cell Battery Applications

With an input range starting at 0.7V, the ET82097V28 can boost a single alkaline or NiMH cell (0.9V-1.5V) to a usable 3.3V or 5V supply. This is ideal for remote controls, wireless sensors, and small handheld devices.

Energy Harvesting Systems

For systems powered by solar cells, thermoelectric generators, or micro-wind turbines, this converter can step up very low voltages (as low as 0.7V) to a regulated output for storage or direct use.

Portable Medical Devices

In glucose meters, thermometers, and pulse oximeters, the ET82097V28 efficiently boosts a single battery to power the display, sensor, and microcontroller, ensuring reliable operation over the battery's lifetime.

Wireless Remote Controls

Remote controls with RF transmitters require a stable voltage for reliable signal transmission. This boost converter ensures consistent performance even as the battery drains.

Battery-Powered Toys

Toys with LEDs, motors, or sound modules benefit from a regulated boost supply. The ET82097V28 can step up 2xAA batteries to a stable voltage, providing consistent performance.

Q: What type of converter is the ET82097V28?
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 range?
A: The output voltage is adjustable from 1.8V to 5.5V.
Q: What is the maximum switch current?
A: The internal switch is rated for 600mA.
Q: What is the switching frequency?
A: The switching frequency is not specified in the provided data.
Q: What package is available?
A: It is available in SC-74A and SOT-753 packages.
Base Product Number : ET82097V28
0.7V-5.5V 600mA Switch Battery-Powered Boost DC-DC Converter Energy Harvesting SC-74A SOT-753 Step-Up
Q: What type of converter is the ET82097V28?
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 range?
A: The output voltage is adjustable from 1.8V to 5.5V.
Q: What is the maximum switch current?
A: The internal switch is rated for 600mA.
Q: What is the switching frequency?
A: The switching frequency is not specified in the provided data.
Q: What package is available?
A: It is available in SC-74A and SOT-753 packages.