| Allicdata Part #: | LT3015IQ-15#TRPBF-ND |
| Manufacturer Part#: |
LT3015IQ-15#TRPBF |
| Price: | $ 3.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Linear Technology/Analog Devices |
| Short Description: | IC REG LINEAR -15V 1.5A 5DDPAK |
| More Detail: | Linear Voltage Regulator IC Negative Fixed 1 Outpu... |
| DataSheet: |  LT3015IQ-15#TRPBF Datasheet/PDF |
| Quantity: | 1000 |
| 750 +: | $ 2.73105 |
Specifications
| Current - Output: | 1.5A |
| Base Part Number: | LT3015 |
| Supplier Device Package: | 5-DDPAK |
| Package / Case: | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C |
| Protection Features: | Over Current, Over Temperature, Reverse Polarity |
| Control Features: | Enable |
| PSRR: | 50dB (120Hz) |
| Current - Supply (Max): | 70mA |
| Current - Quiescent (Iq): | 2.4mA |
| Series: | -- |
| Voltage Dropout (Max): | 0.68V @ 1.5A |
| Voltage - Output (Max): | -- |
| Voltage - Output (Min/Fixed): | -15V |
| Voltage - Input (Max): | -30V |
| Number of Regulators: | 1 |
| Output Type: | Fixed |
| Output Configuration: | Negative |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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Introduction
LT3015IQ-15#TRPBF is a monolithic step-down DC/DC converter from Linear Technology (LT) Corporation. It is a low-voltage IC, optimized for low-voltage voltage regulation applications. It is capable of operating at input voltages up to 25V and output currents up to 5A. The wide range of features such as low quiescent current operation and accurate power regulation make it suitable for use in a variety of low-voltage electrical systems, such as consumer electronics and handheld electronic devices. This article will discuss the application fields and working principle of the LT3015IQ-15#TRPBF.Application Fields of the LT3015IQ-15#TRPBF
The LT3015IQ-15#TRPBF is designed to provide efficient and accurate power regulation for a wide range of applications. It is suitable for voltage regulation in consumer electronics, such as laptop computers and portable electronics, as well as for a variety of industrial and automotive applications. For example, it can be used for power supply designs that require high conversion efficiency and accurate current monitoring. Additionally, its low quiescent current makes it suitable for use in battery-powered systems. The LT3015IQ-15#TRPBF is also appropriate for applications that require a low voltage dropout voltage, such as Notebook computer power supplies and compact battery charging systems. Its high-output current capability makes it suitable for use in power-demanding applications, such as electric vehicles and aircraft systems.Working Principle of the LT3015IQ-15#TRPBF
The LT3015IQ-15#TRPBF is a voltage regulator that utilizes a feedback loop to accurately regulate the output voltage. At the heart of the circuit is a current-mode, synchronous-rectifying voltage regulator. The current mode architecture of the regulator provides high speed, accurate regulating and low output ripple. The input voltage of the LT3015IQ-15#TRPBF is connected to the UP pin, and the voltage potential is monitored by the internal voltage divider. The output of the voltage divider is compared to the programmable reference voltage set by the external resistor on the REF pin and error amplifier. The error amplifier then drives the output of the regulator to the desired voltage. The LT3015IQ-15#TRPBF is capable of operating with a wide range of input and output voltages, and can accurately regulate the output voltage within a very small range of tolerance. The LT3015IQ-15#TRPBF also features complete cycle-by-cycle current limiting, thermal and over-voltage protection. The internal thermal protection circuit limits the power dissipation of the regulator by reducing the operating frequency at high temperatures. The over-voltage protection circuit prevents the output voltage of the circuit from rising above its maximum limit.Conclusion
The LT3015IQ-15#TRPBF is an integrated, low-voltage step-down DC/DC converter from Linear Technology Corporation. It is suitable for use in a variety of low-voltage electronics, including consumer electronics, portable electronics, industrial, automotive and aircraft systems. The regulator utilizes a current-mode synchronous-rectifying voltage regulator architecture to ensure accurate and efficient power regulation with low ripple and a wide range of input and output voltages. Additionally, it features built-in protection circuits for thermal and over-voltage protection.The specific data is subject to PDF, and the above content is for reference
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