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Product attributes Property Value
Manufacturer Torex Semiconductor Ltd
Product Series XC9140
Packaging Tape & Reel (TR) |
Function Step-Up
Output Configuration Positive
Topology Boost
Output Type Fixed
Number of Outputs 1
Voltage - Input (Min) 0.9V
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 3.5V
Voltage - Output (Max) -
Current - Output 100mA
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-25
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The XC9140C351MR-G is a synchronous boost DC-DC converter from Torex Semiconductor, offering a fixed 3.5V output. It accepts an input voltage from 0.9V to 5.5V, making it perfect for single-cell battery applications. With a maximum output current of 100mA, it is designed for low-power portable electronics. The device comes in a compact SC-74A (SOT-753) package, ideal for space-constrained designs.

  • High Efficiency: Synchronous topology reduces power loss, extending battery life in portable devices.
  • Wide Input Range: Operates from 0.9V, compatible with various battery chemistries.
  • Small Footprint: SC-74A package saves valuable board space.
  • No External Compensation: Fixed output simplifies design and reduces component count.

Portable Audio Players

Generates a stable 3.5V rail from a single Li-ion or AA battery, ensuring consistent performance for audio codecs and amplifiers in portable media devices.

Wireless Headsets

The low quiescent current and high efficiency help extend talk time in Bluetooth headsets, which require a regulated voltage from a small battery.

Digital Cameras

Provides the necessary boost from a low-voltage battery to power image sensors and processors, maintaining reliable operation even as the battery discharges.

Handheld Gaming Consoles

Supports the core logic voltage from a battery source, enabling longer gaming sessions through efficient power conversion.

Smart Home Sensors

Battery-powered sensors for temperature, humidity, or motion can use this converter to maintain a stable 3.5V supply, ensuring accurate and reliable data transmission.

Q: What type of converter is the XC9140C351MR-G?
A: It is a synchronous step-up (Boost) DC-DC converter.
Q: What is the input voltage range?
A: The input voltage range is from 0.9V to 5.5V.
Q: What is the output voltage?
A: The fixed output voltage is 3.5V.
Q: What is the maximum output current?
A: The maximum output current is 100mA.
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 : XC9140C351
0.9V-5.5V 100mA 3.5V Output Battery-Powered Boost DC-DC Converter Portable Audio SC-74A SOT-753 Wireless
Q: What type of converter is the XC9140C351MR-G?
A: It is a synchronous step-up (Boost) DC-DC converter.
Q: What is the input voltage range?
A: The input voltage range is from 0.9V to 5.5V.
Q: What is the output voltage?
A: The fixed output voltage is 3.5V.
Q: What is the maximum output current?
A: The maximum output current is 100mA.
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.