LT1054IS8#TRPBF

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LT1054IS8#TRPBF

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IC REG CHARGE PUMP INV 8SOIC

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Ratiometric, Step-Up
OutputConfiguration Positive or Negative
Topology Charge Pump
OutputType Adjustable (Fixed)
NumberofOutputs 1
Voltage-Input(Min) 3.5V
Voltage-Input(Max) 15V
Voltage-Output(Min/Fixed) 2.5V (-Vin, 2Vin)
Voltage-Output(Max) 30V
Current-Output 100mA
Frequency-Switching 25kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 100°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The LT1054IS8#TRPBF is a monolithic positive/negative voltage converter with a switched-capacitor architecture, designed for efficient voltage conversion. It is manufactured by Analog Devices under the Linear Technology brand. This device is capable of operating from a single power supply and is suitable for a wide range of applications, including generating negative voltages, doubling voltages, or other voltage conversion tasks.
Key features of the LT1054 include:
- Wide input voltage range: Typically from 3.5V to 15V.
- Adjustable output voltage: Can provide regulated output using external components.
- High efficiency: Achieved through low supply current and low dropout voltage.
- Simple implementation: Requires few external components, making it easy to integrate into various designs.
- Thermal shutdown protection and current limiting for robust operation.
The LT1054IS8#TRPBF comes in an 8-lead SOIC package, designed for surface mounting, which supports compact design requirements. It is commonly used in battery-powered devices, op-amp power supplies, and other applications where efficient voltage conversion is critical.

Equivalent

The LT1054IS8#TRPBF is a switched-capacitor voltage converter from Analog Devices. Equivalent products from other manufacturers include the MAX1044 from Maxim Integrated, ICL7660 from Intersil (Renesas), and TC1044 from Microchip Technology. These components typically offer similar functionalities, serving as voltage inverters or doublers in applications with low current requirements. It's essential to verify the specifications and pin compatibility for specific use cases when selecting a replacement.

Features

The LT1054IS8#TRPBF is a versatile switched-capacitor voltage converter. It features a wide input voltage range of 3.5V to 15V, making it suitable for a variety of applications. The device can deliver an output current of up to 100mA and is capable of voltage doubling, inverting, or regulating to a desired output level. It operates at a fixed frequency of around 25kHz, which helps in minimizing noise and electromagnetic interference. The LT1054IS8#TRPBF also includes an on-chip oscillator and shutdown capability for added convenience.
Key features include low quiescent current, high efficiency, and short-circuit protection. Its compact 8-lead SOIC package makes it suitable for space-constrained designs. Additionally, the device is designed to operate over a wide temperature range, making it reliable for industrial and consumer applications. Its versatility and robustness make the LT1054IS8#TRPBF a popular choice for tasks such as creating negative voltage rails, voltage regulation, and battery-powered applications.

Pinout

The LT1054IS8#TRPBF is a switched-capacitor voltage converter. This device is used for voltage regulation and inversion applications. It is packaged in an 8-pin Small Outline Integrated Circuit (SOIC) package.
Here is a brief description of its pin configuration and functions:
1. Pin 1 (CAP+): Positive terminal for the external capacitor used in the charge pump circuit.
2. Pin 2 (GND): Ground connection.
3. Pin 3 (CAP-): Negative terminal for the external capacitor used in the charge pump circuit.
4. Pin 4 (VOUT): Output voltage pin.
5. Pin 5 (OSC): Oscillator frequency control pin. Connecting a capacitor here can alter the switching frequency.
6. Pin 6 (FC): Frequency control pin, used to adjust the internal oscillator frequency.
7. Pin 7 (VIN): Input voltage pin.
8. Pin 8 (SHDN): Shutdown pin. When taken low, the device enters a low-power shutdown mode.
The LT1054 is commonly used in applications requiring voltage inversion, positive-to-negative conversion, and voltage regulation.

Manufacturer

The LT1054IS8#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company known for designing and manufacturing semiconductor devices, with a strong focus on analog, mixed-signal, and digital signal processing technologies. The company serves a wide range of industries, including communications, computer, industrial, instrumentation, military, aerospace, automotive, and consumer electronics. They provide solutions that are critical for various applications, such as data conversion, signal processing, power management, and more.

Application

The LT1054IS8#TRPBF is a versatile DC-DC converter IC used in a variety of applications. Key application areas include:
1. Power Supply Design: It's used for generating positive or negative voltage supplies, making it suitable for dual-voltage applications.
2. Battery-Powered Devices: The IC is efficient for battery-operated electronics, enhancing battery life and performance.
3. Voltage Regulation: It offers solutions for voltage doubling and inverting, critical in mixed-supply systems.
4. Consumer Electronics: Utilized in devices like portable chargers, audio equipment, and other handheld gadgets.
5. Industrial Systems: Employed in systems requiring high efficiency and reliability for power conversion tasks.
These applications benefit from its low power consumption and compact design.

Package

The LT1054IS8#TRPBF is packaged in an 8-lead Small Outline Integrated Circuit (SOIC) form factor, specifically in an SOIC-8 package. It is a surface-mount device, which makes it suitable for modern PCB designs that require compact and efficient layouts.

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