UMW XL1509-3.3
| 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) | 3.168V |
| Voltage - Output (Max) | - |
| 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 XL1509-3.3 from UMW is a high-current step-down DC-DC converter providing a fixed 3.3V output. It operates from a wide 4.5V to 40V input, making it ideal for industrial, automotive, and telecom applications. The 3A output current supports demanding loads, while the 150kHz switching frequency ensures stable operation with standard components. Its 8-SOIC package offers a practical balance of thermal performance and board space.
- Versatile Input: 4.5V-40V range covers 5V to 36V systems without modification.
- High Output Current: 3A enables powering multiple ICs or peripherals.
- Fixed 3.3V: No external feedback network required, simplifying layout.
- Robust Design: 150kHz frequency and SOIC package ensure good thermal dissipation.
Industrial Control Systems
Step down 24V or 48V industrial supplies to 3.3V for PLCs, motor controllers, and sensor interfaces, providing reliable low-voltage logic power.
Automotive ECUs
The 40V input tolerance handles automotive voltage spikes, delivering 3.3V to engine control units and body control modules.
Telecom Equipment
For base stations and switches, this converter regulates 3.3V from 12V or 24V backplane rails, supporting high-current digital loads.
Embedded Systems
With 3A capability, it powers FPGAs, microprocessors, and memory modules in industrial computers and single-board computers.
Renewable Energy
In solar charge controllers, it steps down battery voltages (12V/24V) to 3.3V for monitoring and communication circuits.
- Q: What type of converter is the XL1509-3.3?
- 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 3.3V (3.168V typical).
- 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.
XL1509-3.3.pdf
- Q: What type of converter is the XL1509-3.3?
- 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 3.3V (3.168V typical).
- 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.
