UMW XL1509-5.0
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.15 | $1.15 |
| 15+ | $1.11 | $16.65 |
| 25+ | $1.09 | $27.25 |
| 50+ | $1.03 | $51.50 |
| 100+ | $0.91 | $91.00 |
| N+ | $0.18 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | UMW |
| Product Series | XL1509 |
| Packaging | Cut Tape (CT) | |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 4.8V |
| Voltage - Output (Max) | 5.2V |
| Current - Output | 3A |
| Frequency - Switching | 150kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOP |
| ROHS |
The XL1509-5.0 from UMW is a robust step-down DC-DC converter capable of delivering up to 3A at a fixed 5V output. It accepts a wide input voltage from 4.5V to 40V, making it suitable for industrial, automotive, and networking applications. The 150kHz switching frequency balances efficiency and component size, while the 8-SOIC package allows for easy PCB integration. Its high current capability and wide input range make it a versatile power solution.
- High Current: 3A output supports power-hungry loads like motors and LED arrays.
- Wide Input Range: 4.5V to 40V handles automotive transients and industrial rails.
- Fixed 5V Output: Simplifies design with no external resistor divider needed.
- Cost-Effective: 150kHz operation allows for economical inductors and capacitors.
Industrial Power Supplies
With a 40V input rating, this buck converter can step down 24V or 36V industrial rails to 5V for logic circuits, sensors, and microcontrollers in factory automation.
Automotive Electronics
The wide 4.5V-40V input range handles load-dump transients in 12V and 24V vehicle systems, providing a stable 5V supply for infotainment and telematics.
LED Lighting Drivers
Its 3A output can drive high-power LED strings at 5V, making it suitable for automotive interior lighting and industrial indicator panels.
Battery Chargers
For 12V lead-acid or Li-Ion battery charging circuits, the XL1509-5.0 provides a regulated 5V source for charging logic and monitoring.
Networking Equipment
It efficiently converts 12V or 24V input to 5V for routers, switches, and PoE injectors, supporting high-current loads.
- Q: What type of converter is the XL1509-5.0?
- A: It is a step-down (Buck) DC-DC converter.
- Q: What is the input voltage range?
- A: The input voltage range is 4.5V to 40V.
- Q: What is the output voltage?
- A: The output voltage is fixed at 5.0V (4.8V to 5.2V).
- Q: What is the maximum output current?
- A: The maximum output current is 3A.
- Q: What is the switching frequency?
- A: The switching frequency is 150kHz.
- Q: What package is available?
- A: It comes in an 8-SOIC package.
- Q: What type of converter is the XL1509-5.0?
- A: It is a step-down (Buck) DC-DC converter.
- Q: What is the input voltage range?
- A: The input voltage range is 4.5V to 40V.
- Q: What is the output voltage?
- A: The output voltage is fixed at 5.0V (4.8V to 5.2V).
- Q: What is the maximum output current?
- A: The maximum output current is 3A.
- Q: What is the switching frequency?
- A: The switching frequency is 150kHz.
- Q: What package is available?
- A: It comes in an 8-SOIC package.

XL1509-5.0.pdf