LM70880RRXR

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LM70880RRXR

SYNCHRONOUS BUCK CONVERTER

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規格

Series LMR514x5
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 80V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 55V
Current - Output 8A
Frequency - Switching 200kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount, Wettable Flank
Package 29-PowerVFQFN
Supplier Device Package 29-VQFN (6x6)
Packaging Cut Tape (CT), Tape & Reel (TR)

概述

Description

LM70880RRXR is a Texas Instruments integrated circuit used for DC-DC power conversion. It belongs to the LM70880 family and is designed as a high‑efficiency regulator with features such as protection (overcurrent/thermal) and fast transient response. The “RRXR” suffix indicates reel packaging (tape-and-reel) and RoHS-compliant variants. For exact details—input voltage range, output voltage, current capability, switching frequency, and pinout—refer to TI’s datasheet and product page. If you share the specific application (input rail, desired output, efficiency targets), I can summarize the relevant specs and suitable usage.

Package

8-pin VSSOP (Very Small Outline Package); RRXR indicates the Tape‑and‑Reel RoHS variant. Check the TI datasheet for exact package dimensions.

Pinout

Pin count: 20 pins (VSSOP-20 / QFN-20 package variants). Function: High-side MOSFET gate-drive controller (hot-swap/current-limit protection) for power-supply rails, providing overcurrent/short-circuit protection and rail protection.

Manufacturer

- Manufacturer: Texas Instruments (TI).
- What kind of company: A global semiconductor company that designs and manufactures analog and mixed-signal integrated circuits, microcontrollers, processors, and related electronics components.

Application

Applications of LM70880RRXR:
- Point-of-load regulation for CPUs, GPUs, FPGAs, and ASICs
- Automotive and industrial electronics (ECUs, sensors, instrumentation)
- Networking, data-center, and telecom equipment
- Portable/battery-powered devices requiring high efficiency
- Embedded systems and microcontroller-powered designs
- Power management for distributed systems and VRMs

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動態主要裝載: 運費從25美元到45美元（0.5公斤）不等，預計交貨時間為2-5個工作日。

聯邦快遞: 運費從25美元到40美元（0.5公斤）不等，預計交貨時間為3-7個工作日。

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三硝基甲苯: 運費從25美元到65美元（0.5公斤）不等，預計交貨時間為3-7個工作日。

增强型短消息: 運費從30美元到50美元（0.5公斤）不等，預計交貨時間為7-15個工作日。

掛號: 運費為2-4美元（0.1公斤），預計交貨時間為5-20個工作日。

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