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LTC4300A-1CMS8#TRPBF

Name: LTC4300A-1CMS8#TRPBF
Rating: 4.7 (12 reviews)

IC ACCELERATOR I2C HOTSWAP 8MSOP

製造商
製造商。部分 #LTC4300A-1CMS8#TRPBF
包 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
資料表 LTC4300A-1CMS8#TRPBF DataSheet
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規格

Supplier	Analog Devices Inc.
Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Buffer, Accelerator
Applications	I²C - Hotswap
Input	2-Wire Bus
Output	2-Wire Bus
DataRate(Max)	400kHz
NumberofChannels	2
Capacitance-Input	10 pF
Voltage-Supply	2.7V ~ 5.5V
Current-Supply	5.1mA
OperatingTemperature	0°C ~ 70°C
MountingType	Surface Mount
Package/Case	8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

概述

Description

The LTC4300A-1CMS8#TRPBF is a single‑channel I2C/SMBus power‑distribution switch with hot‑swap protection from Analog Devices (formerly Linear Tech). It sits between a supply and an I2C device, providing current‑limited, soft‑start power to the load and an I2C‑controlled interface to enable/disable the pass element and monitor status.
Key points:
- Features: programmable current limit, soft‑start/inrush control, overcurrent/short‑circuit protection, undervoltage protection, fault/status reporting, and an I2C‑compatible control interface.
- Packaging: -1 variant in an 8‑lead CMS8 package (likely MSOP/DFN), Pb‑free.
- Suffix meaning: #TRPBF indicates Tape & Reel packaging and Pb‑free compliance.
- Typical uses: Power‑gating for I2C/SMBus peripherals, hot‑swap protection for I2C buses, reducing inrush in embedded/battery-powered systems.
For exact electrical specs (VIN range, ILIM, I2C address/timing), refer to the LTC4300A datasheet and application notes.

Features

Here are the key features of LTC4300A-1CMS8#TRPBF (8-pin CMS8, Tape & Reel, RoHS):
- I2C/SMBus-compatible interface for configuration and status monitoring
- Hot-swap/high-side switch to protect a live supply rail
- Programmable/diagnostic current limit via I2C
- Overcurrent and short-circuit protection
- Input protection: reverse polarity and overvoltage protection
- Undervoltage lockout and proper fault handling
- Fault/status indications with open-drain outputs
- Low quiescent current for efficiency in battery/low-power designs
- Temperature/overload protection for safe operation
- Compact 8-pin package suitable for surface-mount assembly
- TRPBF packaging denotes Tape & Reel, RoHS-compliant, Pb-free
Note: For exact electrical specs (voltage ranges, current limits, timings, and I2C details), refer to the LTC4300A-1CMS8 datasheet.

Package

The LTC4300A-1CMS8#TRPBF is supplied in an 8-lead MSOP (CMS8) surface-mount package. The #TRPBF suffix indicates tape-and-reel packaging and Pb-free/RoHS-compliant finish.

Pinout

- Pin count: 8 pins (MSOP8 package, CMS8).
- Function: LTC4300A is an I2C bus interface device that provides protection/level-shifting and power-path isolation for I2C lines (an I2C bus switch/translator with bus isolation suitable for hot-swapping devices across supplies).

Manufacturer

Manufacturer: Analog Devices, Inc. (product originally from Linear Technology; LTC is a Linear/Analog Devices part).
Company type: Analog Devices is a multinational semiconductor company that designs and manufactures analog, mixed-signal, power-management, and data-conversion integrated circuits and related signal-chain products for industrial, automotive, communications, and consumer markets.

Application

Applications:
- Galvanic isolation and level shifting for I2C/SMBus between two power domains
- Hot-plug friendly I2C bus interface with fault protection
- EMI/ESD protection for I2C lines
- Automotive, industrial automation, medical, and consumer electronics requiring isolated I2C communication (host MCU to sensors, memories, or peripherals)

Equivalent

Equivalent parts (similar I2C bus repeater/buffer functionality): NXP PCA9515A, Texas Instruments TCA9517, NXP P82B96. Note: electrical characteristics and features (voltage range, speed, level‑shifting, power-up behavior) differ — verify datasheets for exact compatibility.