Feedback Pin. Used for closed-loop control to monitor and regulate the output voltage accurately. 4. Typical Application Circuit
The (often marked as HX=JE ) is a high-efficiency integrated circuit primarily used as a DC-DC boost converter or regulated charge pump voltage doubler . It is widely recognized for its compact SOT23-6 package and its ability to provide a stable 5V output from low-voltage sources like lithium-ion batteries. Core Specifications of the HX-JE IC
Verified via controlled bench testing using programmable power supplies and loads. 6. Conclusion
+---U---+ VOUT | 1 6 | C+ GND | 2 5 | VIN EN | 3 4 | C- +-------+
The 6-pin assignment of the HX-JE IC is designed for a minimalistic bill-of-materials (BOM). It eliminates the need for an external inductor by relying purely on flying capacitors. Pin 1 ( C+cap C raised to the positive power hxje ic datasheet top
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Regulated Output Voltage. Delivers the stable 4.94V supply. Requires an external ceramic bypass capacitor connected directly to ground.
In some retail listings or technical forums, this chip is also cross-referenced with the
Compact, 6-pin surface mount profile suited for space-constrained PCBs. Pin Configuration and Architecture Feedback Pin
. If you are searching for a replacement, look for components specifically marked in the SOT-23-6 package at specialized retailers like Yandex Market or a list of equivalent chips for a specific project?
Regulated 4.94V power output. This pin requires a small ceramic bypass capacitor placed as close to the silicon as possible to reduce transient voltage ripples.
): Active-high enable input. Driving this pin below the low threshold puts the IC into shutdown mode ( Pin 4 ( VINcap V sub cap I cap N end-sub
This comprehensive technical guide serves as a top-tier datasheet reference for hardware engineers, repair technicians, and electronics hobbyists looking to implement or substitute the HX-JE IC. Core Technical Specifications Typical Application Circuit The (often marked as HX=JE
Since this is a charge pump IC, its pinout is standard for the 4004/3120 series: Description Regulated Output Voltage (5V) Flying Capacitor Negative Terminal Flying Capacitor Positive Terminal Input Voltage (Battery) Active High Enable Pin 💡 Key Features and Applications No Inductor Needed:
For engineers calculating thermal management and efficiency, the following parameters are critical:
The stands out in the semiconductor market as a cost-effective, high-efficiency solution for off-line LED driving. By integrating the MOSFET and removing the need for magnetic components, it simplifies the design process for lighting manufacturers, offering a robust balance of performance, size, and cost.
This comprehensive datasheet guide details the specifications, pin layout, operational mechanisms, and step-by-step troubleshooting techniques for the HX-JE integrated circuit. Part Number Identification & Cross-References