MT3540-F23 1.5A 28V Boost Converter SOT-23-5 – 20 Pack ICs
MT3540-F23 1.5A 28V Boost Converter SOT-23-5 – 20 Pack ICs
MT3540-F23 Boost Converter ICs – 20-Piece Pack
Power your next electronics project with confidence. This 20-piece pack of MT3540-F23 Boost Converter ICs delivers rock-solid DC-DC step-up conversion in a compact SOT-23-5 package. With a 1.5A switch current rating, output support up to 28V, and a 1.2MHz switching frequency, these integrated circuits are engineered for efficiency and reliability in space-constrained designs.
Whether you're building portable devices, LED drivers, battery-powered systems, or industrial control boards, the MT3540-F23 gives you the performance headroom to do it right — all in a tiny, surface-mount footprint.
Made in Mainland China.
Key Specifications
- Part Number: MT3540-F23
- Package: SOT-23-5 (Surface Mount)
- Switch Current: 1.5A
- Maximum Output Voltage: Up to 28V
- Switching Frequency: 1.2MHz
- Type: PWM Boost (Step-Up) DC-DC Converter
- Condition: Brand New
- Quantity: 20 pieces per pack
- High-Concern Chemicals: None
Why Choose MT3540-F23?
- ✅ High Switching Frequency (1.2MHz) — Enables the use of smaller external inductors and capacitors, reducing overall BOM size and cost.
- ✅ Wide Output Range (up to 28V) — Versatile enough for a broad range of boost converter applications.
- ✅ Compact SOT-23-5 Package — Perfect for high-density PCB layouts where board space is at a premium.
- ✅ 1.5A Peak Switch Current — Handles moderate power demands efficiently without excessive heat build-up.
- ✅ Bulk Pack of 20 — Cost-effective for prototyping, production runs, and component stocking.
Common Applications
- Battery-powered portable electronics
- LED backlight drivers
- Handheld instruments and test equipment
- Industrial control systems
- IoT devices and sensor nodes
- DC-DC step-up power supply modules
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Frequently Asked Questions
Q: What is the MT3540-F23 boost converter used for?
A: The MT3540-F23 is a PWM step-up (boost) DC-DC converter IC commonly used in applications that require a higher output voltage than the input supply, such as LED drivers, battery-powered portable devices, IoT sensor nodes, and industrial control boards. Its 1.2MHz switching frequency and SOT-23-5 package make it ideal for compact, high-efficiency designs.
Q: How many ICs are included in this pack?
A: This listing includes 20 pieces of the MT3540-F23 SOT-23-5 boost converter IC. All units are brand new and in original condition, making this pack ideal for prototyping or small production runs.
Q: What is the maximum output voltage of the MT3540-F23?
A: The MT3540-F23 supports output voltages up to 28V, with a peak switch current of 1.5A and a fixed switching frequency of 1.2MHz. The actual output voltage is set externally via resistor dividers as per the application circuit in the datasheet.
Q: Is the MT3540-F23 compatible with surface-mount assembly?
A: Yes. The MT3540-F23 comes in a SOT-23-5 surface-mount package, which is fully compatible with standard SMT reflow soldering processes and widely supported by PCB pick-and-place equipment.