UMW AP1501-ADJ
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.16 | $1.16 |
| 15+ | $1.07 | $16.05 |
| 25+ | $1.04 | $26.00 |
| 50+ | $0.99 | $49.50 |
| 100+ | $0.87 | $87.00 |
| N+ | $0.17 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | UMW |
| Product Series | AP1501 |
| 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) | 1.2V |
| 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 | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| Supplier Device Package | TO-263-5L |
| ROHS |  |
The UMW AP1501-ADJ is a robust step-down DC-DC converter capable of delivering up to 3A of output current from a wide input voltage range of 4.5V to 40V. It features an adjustable output voltage starting from 1.2V, making it highly versatile for various applications. The device operates at a fixed 150kHz switching frequency, which minimizes switching losses and allows for a simple, low-cost external component set. Housed in a TO-263-6 (D2PAK) package, it offers excellent thermal dissipation for high-current, high-temperature environments. This converter is well-suited for automotive, industrial, and telecom power supplies where reliability and wide input voltage tolerance are critical.
- Wide Input Voltage Range: 4.5V to 40V input tolerance handles automotive transients and industrial power fluctuations.
- High Output Current: 3A continuous output capability powers a wide range of loads.
- Adjustable Output: Output can be set from 1.2V up, providing design flexibility.
- Low Switching Frequency: 150kHz reduces switching losses and improves efficiency in high-voltage step-down applications.
- Excellent Thermal Performance: TO-263 package with exposed pad ensures efficient heat dissipation.
Automotive Power Supplies
With a wide input range of 4.5V to 40V, the AP1501-ADJ is ideal for automotive applications, handling load dumps and cold-crank conditions. It can step down 12V or 24V battery rails to 5V or 3.3V for ECUs, sensors, and infotainment systems.
Industrial Control Systems
Industrial equipment often uses 24V DC buses. The AP1501 can efficiently step down to lower voltages for microcontrollers, relays, and communication interfaces, providing a robust and cost-effective solution.
Telecom and Networking Equipment
In networking gear, 48V or 24V rails are common. The AP1501's 40V input rating allows it to be used in intermediate bus converters to generate 5V or 12V rails for line cards and switches.
Battery Chargers and Power Tools
For battery-powered tools operating from 12V to 36V packs, the AP1501 can provide a regulated 5V or adjustable output for control electronics and charging circuits.
LED Lighting Drivers
The adjustable output and 3A current capability make it suitable for driving high-power LEDs in constant-voltage mode, with external circuitry for current limiting.
Distributed Power Architectures
In systems with a 24V backplane, the AP1501 can be used as a point-of-load converter to generate local low-voltage rails, reducing noise and improving regulation.
- Q: What type of converter is the AP1501-ADJ?
- A: It is a step-down (Buck) DC-DC converter with an adjustable output.
- Q: What is the input voltage range?
- A: The input voltage range is from 4.5V to 40V, making it suitable for automotive and industrial supplies.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 1.2V up to a maximum (typically close to input voltage minus dropout). The exact maximum is not specified in the provided data.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the switching frequency?
- A: The device operates at a fixed 150kHz switching frequency, which is lower and helps reduce switching losses.
- Q: What package is available?
- A: It is available in a TO-263-6 (D2PAK) package, which provides excellent thermal performance for high-current applications.
AP1501-ADJ.pdf
- Q: What type of converter is the AP1501-ADJ?
- A: It is a step-down (Buck) DC-DC converter with an adjustable output.
- Q: What is the input voltage range?
- A: The input voltage range is from 4.5V to 40V, making it suitable for automotive and industrial supplies.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 1.2V up to a maximum (typically close to input voltage minus dropout). The exact maximum is not specified in the provided data.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the switching frequency?
- A: The device operates at a fixed 150kHz switching frequency, which is lower and helps reduce switching losses.
- Q: What package is available?
- A: It is available in a TO-263-6 (D2PAK) package, which provides excellent thermal performance for high-current applications.
