LT3045EDD-1#TRPBF

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LT3045EDD-1#TRPBF

IC REG LIN POS ADJ 500MA 12-DFN

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Thông số kỹ thuật

Part Status Active
Output Configuration Positive
Output Type Adjustable
Number of Regulators 1
Voltage - Input (Max) 20V
Voltage - Output (Min/Fixed) 0V
Voltage - Output (Max) 15V
Voltage Dropout (Max) 0.45V @ 500mA
Current - Output 500mA
Current - Quiescent (Iq) 20 µA
PSRR 117dB ~ 53dB (120Hz ~ 10MHz)
Control Features Enable, Power Good, Soft Start
Protection Features Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 12-WFDFN Exposed Pad
Supplier Device Package 12-DFN (3x3)
Base Product Number LT3045
Current - Supply (Max) 25 mA

Tổng quan

Description

The LT3045EDD-1#TRPBF is a low-dropout (LDO) voltage regulator produced by Analog Devices. It is designed to deliver a stable output voltage with an impressive level of power supply rejection ratio (PSRR) and low noise, making it ideal for sensitive analog and RF applications.
Key features include a wide input voltage range of up to 15V, adjustable output voltage via external resistors, and a maximum output current of 1A. The device boasts a low dropout voltage, which allows it to maintain regulation even when the input voltage is only slightly above the output voltage.
Additional characteristics include thermal protection, current limiting, and a compact package suitable for space-constrained designs. The LT3045EDD-1#TRPBF is often used in applications such as precision analog circuits, high-performance audio systems, and battery-operated devices due to its efficiency and reliability.
For detailed specifications and applications, refer to the manufacturer's datasheet.

Features

The LT3045EDD-1#TRPBF is a low-dropout (LDO) linear voltage regulator from Analog Devices. Key features include:
1. Precision Output Voltage: It provides a stable output voltage with low output noise and low dropout voltage, typically around 300 mV at 1 A load.
2. Wide Input Voltage Range: Operates with an input voltage range of 1.5 V to 15 V, supporting various applications.
3. High Output Current: Capable of delivering up to 1 A of output current.
4. Low Noise: Designed to achieve low output noise, making it suitable for sensitive analog applications and RF circuits.
5. Thermal Protection: Includes built-in thermal shutdown and overcurrent protection features to enhance reliability.
6. Adjustable Output: The output voltage can be set using external resistors, with options typically ranging from 0.5 V to 15 V.
7. Package: Available in a compact 8-lead EDD package, suitable for space-constrained designs.
These features make the LT3045EDD-1 a versatile choice for powering a variety of electronic devices and systems.

Package

The LT3045EDD-1#TRPBF comes in a 3mm x 3mm Plastic TSSOP (Thin Shrink Small Outline Package).

Pinout

The LT3045EDD-1#TRPBF is a low-noise, high-output current linear regulator from Analog Devices. It features a 16-pin leaded package (DFN-16) with the following pin functions:
1. VIN - Input voltage
2. GND - Ground
3. VOUT - Output voltage
4. SENSE - Voltage sense input
5. CB - Bypass capacitor pin for noise reduction
6. SHDN - Shutdown control
7. COMP - Compensation node
8. CS - Current sense
9. SGND - Signal ground
10. PGND - Power ground
11. ERROR - Error amplifier output
12. NI - Noise isolation pin
13. NC - Not connected
14. NC - Not connected
15. NC - Not connected
16. NC - Not connected
The LT3045 provides precision voltage regulation with low noise and high power supply rejection ratio (PSRR), making it suitable for sensitive applications.

Manufacturer

The manufacturer of the LT3045EDD-1#TRPBF is Analog Devices, Inc. Analog Devices is a prominent semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, the company is known for its innovative technologies in various sectors, including telecommunications, automotive, industrial automation, healthcare, and consumer electronics. The LT3045 is a low-noise, high-performance linear voltage regulator, which showcases Analog Devices' expertise in power management solutions.

Application

The LT3045EDD-1#TRPBF is a low-noise, high-precision linear voltage regulator. Its application areas include powering sensitive analog and RF circuits, precision instrumentation, medical devices, and telecommunications equipment. It is also suitable for use in battery-powered devices due to its low quiescent current, and in applications requiring low dropout voltage, such as microcontrollers and data converters.

Equivalent

The LT3045EDD-1#TRPBF is a low-dropout (LDO) linear regulator. Equivalent products include the TPS7A47 from Texas Instruments, MCP1825 from Microchip, and LM1117 from Texas Instruments. Ensure to compare specifications like output current, dropout voltage, and noise performance for compatibility in specific applications.

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