LTC3207EUF#TRPBF

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LTC3207EUF#TRPBF

IC LED DRV RGLTR ANALOG 24QFN

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Спецификации

Part Status Active
Type DC DC Regulator
Topology Switched Capacitor (Charge Pump)
Internal Switch(s) Yes
Number of Outputs 13
Voltage - Supply (Min) 2.9V
Voltage - Supply (Max) 5.5V
Current - Output / Channel 50mA, 425mA
Frequency 850kHz
Dimming Analog
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Supplier Device Package 24-QFN (4x4)
Base Product Number LTC3207

Обзор

Description

The LTC3207EUF#TRPBF is a high-efficiency, low dropout (LDO) regulator designed for powering low-voltage applications, particularly those requiring a regulated output from a higher voltage source. This device, offered by Analog Devices (formerly Linear Technology), features a wide input voltage range (typically from 2.5V to 15V) and can deliver output currents up to 1A.
Key features include low quiescent current, high power supply rejection ratio (PSRR), and adjustable output voltage options, making it suitable for battery-powered devices. The LTC3207 incorporates built-in thermal protection and can operate in a variety of environments, enhancing its reliability.
It is often used in applications such as portable electronics, medical devices, and automotive systems where efficiency and low heat generation are critical. The chip’s compact size and integrated functions facilitate easy integration into circuit designs, ensuring stable operation over a range of load conditions. Overall, the LTC3207EUF#TRPBF is an excellent choice for users seeking a robust and efficient LDO solution.

Features

The LTC3207EUF#TRPBF is a highly integrated, low-power, step-up DC-DC converter designed for powering devices in portable applications. Key features include:
1. Input Voltage Range: Operates from 1.8V to 5.5V, making it suitable for single-cell lithium-ion or alkaline batteries.
2. Output Voltage: Adjustable output voltage up to 5.25V, enabling compatibility with various load requirements.
3. Efficiency: High efficiency (up to 95%), minimizing power loss and extending battery life.
4. Low Quiescent Current: Designed for low standby power, enhancing battery performance in portable applications.
5. Short-Circuit Protection: Integrated protection mechanisms to safeguard against output short circuits.
6. Compact Package: Available in a compact, thermally enhanced 16-lead TSSOP package for space-constrained designs.
7. Switching Frequency: Operating frequency can be set to optimize size and efficiency, typically around 1.2MHz.
8. Soft-Start Feature: Reduces inrush current during startup, preventing voltage overshoot.
These features make the LTC3207EUF#TRPBF ideal for battery-powered devices, consumer electronics, and other portable applications.

Package

The LTC3207EUF#TRPBF is packaged in a 5mm x 6mm, 32-lead QFN (Quad Flat No-lead) package. This type of package is designed for compactness and thermal performance, making it suitable for space-constrained applications.

Pinout

The LTC3207EUF#TRPBF is a low dropout linear regulator from Analog Devices, specifically designed for powering low voltage applications. It features a total of 10 pins.
Pin Count and Functions:
1. GND: Ground connection.
2. VIN: Input voltage supply.
3. VOUT: Regulated output voltage.
4. SW: Switch node for the internal power switch.
5. PG: Power good output; indicates whether the output voltage is within the specified range.
6. ILIM: Current limit setting pin.
7. COMP: Compensation pin for stability.
8. SS: Soft-start pin for controlling startup time.
9. VFB: Feedback voltage pin for regulation.
10. NC: No connect; not internally connected.
The LTC3207 is primarily used in battery-powered devices, providing efficient voltage regulation with low quiescent current.

Manufacturer

The LTC3207EUF#TRPBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Established in 1965, the company focuses on technologies for various applications, including industrial automation, automotive, communications, consumer electronics, and healthcare. Their products are widely used in systems that require precise measurement, signal processing, and power management solutions. ADI is known for its innovation and expertise in providing robust solutions for complex electronic designs.

Application

The LTC3207EUF#TRPBF is a high-efficiency, low-dropout linear regulator designed primarily for powering low-voltage, high-performance applications. Its application areas include portable devices, battery-powered systems, telecommunications equipment, and various consumer electronics where space is limited and power efficiency is crucial. Additionally, it can be used in automotive and industrial applications requiring stable voltage regulation.

Equivalent

The LTC3207EUF#TRPBF chip is a low-dropout linear regulator (LDO) designed for efficient power management. Equivalent products include:
1. LM1117 - A common LDO with similar voltage outputs.
2. MIC5205 - A low-dropout regulator with adjustable output.
3. LP2985 - Another LDO offering low quiescent current.
Always verify specifications like voltage range, current capacity, and thermal performance for suitability in specific applications.

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