LT1076CT

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LT1076CT

IC REG BUCK BOOST ADJ 2A TO220-5

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Bảo hành 365 ngày

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Thông số kỹ thuật

Part Status Obsolete
Function Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration Positive or Negative
Topology Buck, Boost, Flyback
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 8V
Voltage - Input (Max) 45V
Voltage - Output (Min/Fixed) 2.5V
Voltage - Output (Max) 35V
Current - Output 2A (Switch)
Frequency - Switching 100kHz
Synchronous Rectifier No
Mounting Type Through Hole
Package / Case TO-220-5
Supplier Device Package TO-220-5
Base Product Number LT1076

Tổng quan

Description

The LT1076CT is a high-performance voltage regulator designed by Analog Devices (formerly Linear Technology). It is a step-down (buck) switching regulator capable of delivering up to 5A of output current with an adjustable output voltage ranging from 1.25V to 30V. The device operates with a wide input voltage range, typically from 4.5V to 60V, making it suitable for various applications, including power supplies for telecommunications and industrial equipment.
Key features include high efficiency (up to 90%), low standby current, and integrated overcurrent protection, which enhances reliability. The LT1076CT uses a current mode control architecture, allowing for excellent transient response and easy loop compensation. Additionally, it comes in a TO-220 package, facilitating thermal management and mounting.
This regulator is particularly valued for its flexibility and robustness in demanding environments, making it a popular choice among engineers for developing efficient power solutions in various electronic systems.

Features

The LT1076CT is a high-performance voltage regulator designed for low-dropout operation. Key features include:
1. Output Voltage: Adjustable output voltage ranging from 1.25V to 37V.
2. Low Dropout Voltage: Typically 0.1V at 1A load, allowing it to operate efficiently in battery-powered applications.
3. Output Current: Capable of delivering up to 1.5A of load current.
4. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
5. Protection Features: Includes current limiting, thermal shutdown, and safe-area protection for reliable operation.
6. Low Ripple: Provides low output ripple voltage, enhancing performance in sensitive applications.
7. Easy Configuration: Simple external component requirements for stability and performance optimization.
These features make the LT1076CT suitable for various applications, including portable devices, battery chargers, and voltage regulation in power supplies.

Package

The LT1076CT is packaged in a dual-in-line package (DIP) form factor, specifically a 16-lead plastic DIP. This type of package is designed for through-hole mounting on circuit boards.

Pinout

The LT1076CT is a high-performance, step-up (boost) switching regulator IC manufactured by Analog Devices (formerly Linear Technology). It comes in a 16-pin dual in-line package (DIP) with a pin count of 16.
Pin Functions:
1. VIN: Input voltage.
2. GND: Ground reference.
3. SW: Switch node for inductor connection.
4. VOUT: Output voltage.
5. COMP: Compensation pin for feedback loop stability.
6. FB: Feedback pin for voltage regulation.
7. R1: Resistor connection for output voltage setting.
8. R2: Resistor connection for output voltage setting.
9. CS: Current sense pin.
10. ISENSE: Current sense input for overcurrent protection.
11. SS: Soft-start control.
12. TR: Timing capacitor connection.
13. DIS: Disable pin for shutdown mode.
14. NC: No connect (not used).
15. PGND: Power ground.
16. VREG: Internal reference voltage output.
This IC is designed for efficiency in applications requiring a boost converter.

Manufacturer

The LT1076CT is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965 and headquartered in Norwood, Massachusetts, the company is known for its innovative solutions in various industries, including automotive, communications, consumer electronics, industrial automation, and healthcare. Analog Devices focuses on developing products that facilitate signal processing and data conversion, serving a wide array of applications that require precision and efficiency. The LT1076CT itself is a high-performance voltage regulator designed for various power management applications.

Application

The LT1076CT is a versatile, high-performance voltage regulator primarily used in power supply applications. Its key areas include battery management systems, automotive electronics, telecommunications, and industrial equipment. It is effective for providing stable output voltages in various configurations, including linear voltage regulation and switching power supplies, making it suitable for consumer electronics, embedded systems, and instrumentation. Its low noise and high efficiency also make it ideal for sensitive applications requiring precise voltage regulation.

Equivalent

Equivalent products to the LT1076CT include the LM317, LM108, and LM338 voltage regulators. Additionally, the LM317L and LM317T can serve similar purposes but may have different specifications such as output current and voltage range. Always check datasheets for compatibility regarding voltage, current, and thermal performance.

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