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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) 1.9V
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 6-XDFN Exposed Pad
Supplier Device Package 6-USPEL (1.8x2)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Torex XC9140C1914R-G is a synchronous boost DC-DC converter that outputs a fixed 1.9V from an input range of 0.9V to 5.5V. With a maximum output current of 100mA, it is ideal for powering low-voltage digital cores in FPGAs, audio codecs, and smart card readers. The 6-XDFN package with exposed pad offers excellent thermal performance in a tiny footprint, making it a versatile choice for portable and industrial applications.

  • Fixed 1.9V Output: Matches the core voltage requirements of many modern ICs, simplifying power supply design.
  • Wide Input Range: Operates from 0.9V to 5.5V, accommodating various battery chemistries and intermediate bus voltages.
  • Synchronous Boost: Delivers high efficiency, reducing power dissipation in battery-operated devices.
  • Compact 6-XDFN Package: Saves board space while the exposed pad aids thermal management.

FPGA and CPLD Core Supply

Many low-power FPGAs and CPLDs require a 1.9V core voltage. This boost converter can generate this rail from a battery, enabling portable reconfigurable computing devices.

Portable Audio Codecs

High-performance audio codecs often use 1.9V for their analog and digital sections. The converter ensures a clean, stable supply for noise-sensitive audio paths.

Smart Card Readers

In portable card readers, a 1.9V rail is needed for the secure element and interface logic. The wide input range allows operation from a single AA battery.

Industrial Sensors with 1.9V Logic

Some industrial digital sensors operate at 1.9V. This converter can step up from a 3.3V bus or battery to provide the required voltage in remote monitoring nodes.

Battery-Powered GPS Modules

GPS receivers often have a 1.9V core supply. The converter maintains a stable voltage even when the battery voltage drops, ensuring reliable satellite tracking.

Wearable Health Trackers

For fitness bands with 1.9V processors and sensors, this boost converter provides a compact and efficient power solution from a small Li-ion cell.

Q: What type of converter is the XC9140C1914R-G?
A: It is a synchronous step-up (Boost) DC-DC converter IC.
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 1.9V.
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 a 6-XDFN Exposed Pad package.
Base Product Number : XC9140C1914R
0.9V-5.5V 1.9V Output 100mA 6-XDFN Audio Boost DC-DC Converter FPGA Portable
Q: What type of converter is the XC9140C1914R-G?
A: It is a synchronous step-up (Boost) DC-DC converter IC.
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 1.9V.
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 a 6-XDFN Exposed Pad package.