eFuse Protection Solutions
Reed Semiconductor's eFuse protection ICs provide intelligent circuit protection for modern power systems by integrating programmable current limiting, overvoltage protection, reverse current blocking, hot-swap control, and real-time fault monitoring into a single device. Designed for applications ranging from portable electronics to AI servers and industrial power systems, Reed eFuses improve system reliability while reducing component count and simplifying power path design.
eFuse Product Portfolio
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Part Number | Status | Vin (max) (V) | Vin (min) (V) | Iout (A) | || | DAC Out | RCB | OVP (V) | PG | FLT | IMON | TMON | Fault Response | CB | PMBus | Package | Size (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
New RS31389 | Pre-Release | 16 | 4.5 | 60 | ✔️ | — | — | 16.7 | ✔️ | ✔️ | ✔️ | ✔️ | Orderable | — | — | QFN-26 | 4.5 𝘅 5 |
New RS31511 | Pre-Release | 80 | 9 | 20 | ✔️ | — | — | Adj. | ✔️ | ✔️ | ✔️ | ✔️ | Orderable | — | — | LGA-24 | 5 𝘅 6 |
New RS31515 | Active | 60 | 6 | 15 | ✔️ | — | — | 5.7 / 14.8 | — | ✔️ | ✔️ | ✔️ | Selectable | — | — | QFN-30 | 5 𝘅 5 |
Active | 5.5 | 4.5 | 5 | — | — | — | 6.1 | — | — | — | — | Orderable | — | — | VSON-10 | 3 𝘅 3 | |
Active | 16 | 2.97 | 4 | — | — | — | 3.8 | — | ✔️ | — | — | Orderable | — | — | WSON-8 | 2 𝘅 2 | |
Active | 16 | 2.97 | 4 | — | — | — | 5.7 | — | ✔️ | — | — | Orderable | — | — | WSON-8 | 2 𝘅 2 | |
Active | 18 | 2.97 | 4 | — | — | — | — | — | ✔️ | — | — | Orderable | — | — | WSON-8 | 2 𝘅 2 | |
Active | 16 | 4.5 | 5 | — | — | — | 15 | — | — | — | — | Orderable | — | — | VSON-10 | 3 𝘅 3 | |
Active | 16 | 4.5 | 15 | — | — | — | 13.7 | — | ✔️ | — | — | Orderable | — | — | WSON-8 | 2 𝘅 3 | |
Active | 16 | 4.5 | 15 | — | — | — | — | ✔️ | ✔️ | ✔️ | — | Auto-retry | — | — | QFN-22 | 3 𝘅 5 | |
Active | 16 | 4.5 | 20 | — | — | — | 7.6 | ✔️ | — | ✔️ | — | Selectable | ✔️, — | — | LGA-26 | 4 𝘅 4 | |
Active | 16 | 2.97 | 15 | — | — | — | 3.7 | ✔️ | — | ✔️ | — | Selectable | ✔️, — | — | LGA-26 | 4 𝘅 4 | |
Active | 16 | 4.5 | 15 | — | — | — | 16,5 | — | ✔️ | ✔️ | — | Selectable | ✔️, — | — | LGA-26 | 4 𝘅 4 | |
Active | 16 | 4 | 50 | — | — | — | Adj. | ✔️ | — | ✔️ | — | Selectable | — | — | QFN-24 | 4 𝘅 5 | |
Active | 16 | 4.5 | 20 | — | — | — | Adj. | ✔️ | — | ✔️ | — | Selectable | — | — | LGA-26 | 4 𝘅 4 | |
Active | 16 | 4.5 | 15 | — | — | — | — | ✔️ | — | ✔️ | — | Selectable | ✔️, — | — | LGA-26 | 4 𝘅 4 | |
Active | 13.2 | 4.5 | 2 | — | — | — | 5.7 / 14.8 | — | — | — | — | Latch-off | — | — | TSOT-238 | 2.8 𝘅 2.9 | |
Active | 16 | 2.97 | 7 | — | — | — | Adj. | — | ✔️ | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 7 | — | — | — | Adj. | — | — | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 7 | — | — | — | Adj. | ✔️ | — | ✔️ | — | Orderable | ✔️ | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 5.5 | — | — | ✔️ | Adj. | — | ✔️ | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 5.5 | — | — | ✔️ | Adj. | ✔️ | — | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 5.97 | 5.5 | — | — | ✔️ | Adj. | ✔️ | — | ✔️ | — | Orderable | ✔️ | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 5.5 | — | — | ✔️ | Adj. | ✔️ | — | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 5.5 | — | — | ✔️ | Adj. | — | ✔️ | ✔️ | — | Orderable | — | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 2.97 | 10 | — | — | — | — | ✔️ | ✔️ | ✔️ | — | Orderable | ✔️ | — | QFN-10 | 2 𝘅 2 | |
Active | 16 | 4.5 | 50 | ✔️ | — | — | Adj. | ✔️ | ✔️ | ✔️ | ✔️ | Selectable | — | ✔️ | LGA-45 | 5 𝘅 7 | |
New RS31390 | Pre-Release | 16 | 4.5 | 60 | ✔️ | ✔️ | — | Adj. | ✔️ | ✔️ | ✔️ | ✔️ | Selectable | — | ✔️ | QFN-26 | 4.5 𝘅 5 |
New RS31391 | Pre-Release | 16 | 4.5 | 60 | ✔️ | — | — | Adj. | ✔️ | ✔️ | ✔️ | ✔️ | Selectable | — | ✔️ | QFN-26 | 4.5 𝘅 5 |
New RS31512 | Pre-Release | 80 | 9 | 20 | ✔️ | — | — | Adj. | ✔️ | ✔️ | ✔️ | ✔️ | Selectable | — | ✔️ | LGA-24 | 5 𝘅 6 |
Active | 16 | 4 | 50 | ✔️ | — | — | 18.5 | — | ✔️ | ✔️ | ✔️ | Latch-off | — | — | LGA-32 | 5 𝘅 5 | |
Active | 16 | 4 | 50 | ✔️ | — | — | 18.5 | — | ✔️ | ✔️ | ✔️ | Selectable | — | — | LGA-32 | 5 𝘅 5 | |
Active | 16 | 4 | 50 | ✔️ | — | — | 18.5 | — | ✔️ | ✔️ | ✔️ | Auto-retry | — | — | LGA-32 | 5 𝘅 5 | |
New RS31388 | Pre-Release | 16 | 4 | 55 | ✔️ | — | — | — | ✔️ | ✔️ | ✔️ | ✔️ | Selectable | — | — | LGA-32 | 5 𝘅 5 |
