LTC4364IDE-2#TRPBF

LTC4364IDE-2#TRPBF is a specific package/variant of Linear Technology’s LTC4364 hot-swap controller with overcurrent protection. It uses an external N‑MOSFET as the pass element to limit inrush current, provide overcurrent protection, and block reverse current when a supply is connected or swapped in a system.
Key points:
- Purpose: protect power rails during hot-swapping, limit inrush, and guard against faults (OV, UV, reverse current).
- How it works: you pick a MOSFET and sense resistor; the LTC4364 gates the MOSFET to set a safe turn-on and current-limit behavior, with fault reporting available.
- Variant/package: “IDE-2” specifies the package/revision; “#TRPBF” indicates Tape‑and‑Reel, Pb‑free packaging.
- Applications: automotive/industrial power rails, telecom, data centers, and other hot-swap scenarios.
- Design notes: follow datasheet/app notes for pinout, current-limit setting, layout (short paths, proper sense routing), and MOSFET voltage/current ratings.
For exact details on the -2 option and electrical characteristics, consult the LTC4364 data sheet.

LTC4364IDE-2#TRPBF features (high-level)
- High-side hot-swap controller with external N-channel MOSFET gate drive for safe live insertion/removal.
- Wide input-voltage range with automotive-grade protection against transients (load-dump, short-circuit events).
- Programmable current limit via sense resistor; controlled inrush with adjustable soft-start.
- Output discharge when OFF and controlled turn-on/turn-off to protect the load.
- Robust protection: overvoltage, undervoltage, reverse/polarity protection; thermal shutdown.
- Fault/status reporting with logic-compatible pins for microcontroller monitoring; configurable retry behavior.
- Enable control to manually or automatically enable the output.
- Small package option IDE-2; Pb-free and Tape & Reel (TRPBF) for automated assembly.

- Pin count: 16 pins (16-pin package).
- Function: High-side surge-stopper controller that drives an external N-channel MOSFET to protect a power path from surges, reverse polarity, and overcurrent. Provides current limit, soft-start, undervoltage/overvoltage protection, and fault indication.

- Manufacturer: Analog Devices, Inc. (ADI). The LTC prefix originates from Linear Technology, which was acquired by Analog Devices in 2017.
- Kind of company: An American multinational semiconductor company that designs, manufactures, and markets analog, mixed-signal, and digital signal processing integrated circuits.

- Hot‑swap protection for DC rails in telecom, data centers, servers, and network equipment
- Inrush current control and overcurrent/fault protection during plug‑in or startup
- Reverse‑polarity protection and overvoltage protection on high‑side DC power
- Protection for industrial automation, robotics, and power supplies/backplanes
- Battery-powered systems, energy storage, and solar/charger applications needing controlled ramp and fault protection
Note: LTC4364IDE-2#TRPBF is the Pb‑free, tape‑and‑reel packaging variant.

16‑lead TSSOP package (Pb‑free, Tape‑and‑Reel: TRPBF).