MAX1735EUK25+T

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MAX1735EUK25+T

IC REG LIN NEG ADJ 200MA SOT23-5

  • Nhà sản xuất
  • Ông. Phần #MAX1735EUK25+T
  • Gói SOT-23-5
  • Bảng dữ liệu
  • Có sẵn3464

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Package Tape & Reel (TR),Bulk
ProductStatus Obsolete
OutputConfiguration Negative
OutputType Adjustable (Fixed)
NumberofRegulators 1
Voltage-Input(Max) -6.5V
Voltage-Output(Min/Fixed) -1.25V (-2.5V)
Voltage-Output(Max) -5.5V
VoltageDropout(Max) 0.24V @ 200mA
Current-Output 200mA
Current-Quiescent(Iq) 85 µA
Current-Supply(Max) 125 µA
PSRR 60dB (100Hz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Tổng quan

Description

The MAX1735EUK25+T is a high-performance, step-down (buck) DC-DC converter designed by Maxim Integrated, now part of Analog Devices. It is specifically tailored for portable and battery-powered applications due to its efficient power management capabilities. This device supports input voltages ranging from 2.7V to 5.5V and provides a fixed output voltage of 2.5V.
The MAX1735EUK25+T is characterized by its low quiescent current and high switching frequency, which help in minimizing the size of external components while extending battery life. It incorporates features like internal synchronous rectification and an automatic pulse frequency modulation (PFM) mode for enhanced efficiency during light-load conditions.
The device is housed in a compact SOT-23-5 package, making it suitable for space-constrained applications. Additional features include built-in overcurrent protection and thermal shutdown, ensuring reliable operation under various conditions. It's widely used in devices such as PDAs, smartphones, and other portable electronics where efficient power conversion is critical.

Features

The MAX1735EUK25+T is a compact, efficient lithium-ion (Li+) battery charger IC designed by Maxim Integrated. It is tailored for portable devices and offers key features that include:
1. Voltage Regulation: It provides a fixed 4.2V output voltage suitable for charging single-cell Li+ batteries.
2. Programmable Charge Current: The device supports programmable charge current up to 1A, allowing flexibility in charging rates.
3. Thermal Regulation: The IC includes thermal regulation to manage power dissipation and prevent overheating during charging.
4. Input Voltage Range: It operates with an input voltage range of 4.5V to 12V, making it versatile for use with various power sources.
5. Tiny Package: The MAX1735EUK25+T comes in a small SOT23-5 package, ideal for space-constrained applications.
6. Efficiency and Safety: It includes features for safe charging, such as reverse current blocking and a status indicator for charge completion.
These characteristics make the MAX1735EUK25+T suitable for compact electronic devices where efficient and safe battery charging is critical.

Package

The MAX1735EUK25+T is a micro Power Management IC with a package type of SOT-23-5, which is a small outline transistor package with five leads.

Pinout

The MAX1735EUK25+T is a step-down DC-DC converter from Maxim Integrated. It typically comes in a 5-pin SOT-23 package. The main functions of the pins are as follows:
1. IN: The input supply pin. It accepts input voltages for the regulator.
2. GND: The ground pin, which is the reference point for the circuit.
3. LX: The inductor connection pin, where the inductor is connected to form the output.
4. FB: The feedback pin, used to set the output voltage by connecting it to a resistor divider from the output.
5. SHDN: The shutdown pin, used for enabling or disabling the device to conserve power.
This converter is designed for efficient power regulation, providing a fixed 2.5V output from a higher input voltage, typically used in portable and battery-powered applications.

Manufacturer

The MAX1735EUK25+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a company specializing in the design and manufacturing of analog and mixed-signal integrated circuits. They provide solutions for power management, interface, sensors, and communications, catering to industries such as automotive, industrial, healthcare, and consumer electronics.

Application

The MAX1735EUK25+T is a DC-DC step-down (buck) converter. Its applications include portable devices, battery-powered equipment, handheld devices, and other electronics requiring efficient power management. It is suitable for devices needing reliable voltage regulation from varying input sources, typical in mobile and compact electronics.

Equivalent

The MAX1735EUK25+T is a DC-DC step-up converter. Equivalent products might include similar boost converters like the TPS61070 from Texas Instruments, the LM2731 from Texas Instruments, or the MCP1640 from Microchip. It's crucial to compare specifications such as input voltage range, output voltage, efficiency, and package type to ensure compatibility with your application.

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