| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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2,581 pcs
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2581 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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| Halogen Free | |
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| Synchronous Rectifier | |
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The IR3842MTRPBF from Infineon Technologies is a versatile and easy-to-use DC/DC synchronous buck regulator. It is designed for applications requiring accurate power delivery at low output voltages. This regulator boasts a high maximum efficiency of over 95% and supports a wide input voltage range from 1.5V to 16V.
Key features include a continuous 4A load capability, integrated bootstrap diode, and high bandwidth error amplifier for excellent transient performance. The switching frequency is programmable from 250kHz to 1.5MHz, allowing for optimization of the solution. Protection functions such as hiccup current limit and thermal shutdown are included for system-level security.
The device operates within a junction temperature range of -40°C to 125°C. It is housed in a compact 5mm x 6mm Power QFN package with a height of 0.9mm, making it suitable for space-constrained designs. The IR3842MTRPBF is lead-free, halogen-free, and RoHS compliant.
Applications for this regulator include server applications, storage systems, embedded telecom systems, and distributed point-of-load power architectures. Its adjustable output voltage capability and programmability for start-up time, switching frequency, and current limit make it a flexible choice for various power management needs.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.16 | $0.16 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 1.5V to 16V.
The output is adjustable from 0.7V to 0.9 times the input voltage.
It delivers up to 4A of output current.
It supports a switching frequency range of 250kHz to 1.5MHz.
The operating junction temperature range is -40°C to 125°C.
The peak efficiency is greater than 95%.
It is available in a 15-PowerVQFN (5mm x 6mm) surface-mount package with a height of 0.9mm.