| Allicdata Part #: | ISL9444IRZ-T7ATR-ND |
| Manufacturer Part#: |
ISL9444IRZ-T7A |
| Price: | $ 3.19 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Intersil |
| Short Description: | IC REG CTRLR BUCK 40QFN |
| More Detail: | Buck Regulator Positive Output Step-Down DC-DC Co... |
| DataSheet: |  ISL9444IRZ-T7A Datasheet/PDF |
| Quantity: | 250 |
| 1 +: | $ 3.19000 |
| 10 +: | $ 3.09430 |
| 100 +: | $ 3.03050 |
| 1000 +: | $ 2.96670 |
| 10000 +: | $ 2.87100 |
Specifications
| Frequency - Switching: | 200kHz ~ 1.2MHz |
| Base Part Number: | ISL9444 |
| Supplier Device Package: | 40-QFN (5x5) |
| Package / Case: | 40-VFQFN Exposed Pad |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Control Features: | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking |
| Serial Interfaces: | -- |
| Clock Sync: | Yes |
| Synchronous Rectifier: | Yes |
| Duty Cycle (Max): | -- |
| Series: | -- |
| Voltage - Supply (Vcc/Vdd): | 4.5 V ~ 28 V |
| Output Phases: | 2 |
| Number of Outputs: | 3 |
| Topology: | Buck |
| Output Configuration: | Positive |
| Function: | Step-Down |
| Output Type: | Transistor Driver |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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ISL9444IRZ-T7A is a versatile DC/DC synchronous switching controller designed to enable efficient, compact, and reliable power systems. It is designed for power conversion applications where a high efficiency, small size, and reliable performance are required. ISL9444IRZ-T7A has a multi-protection feature that enables it to shut down the circuit if an overcurrent or overvoltage condition is detected.The ISL9444IRZ-T7A is part of the ISL9xx series of DC/DC synchronous switching controllers. It is designed for use in a wide range of applications such as portable electronics, computer peripherals, consumer electronics, and other non-regulated power supplies. It has a wide input voltage range of 4.5V to 16V and can provide up to 15A of output current. The output voltage of the ISL9444IRZ-T7A can be adjusted to a wide range of voltages to suit different application requirements.ISL9444IRZ-T7A has several features that make it ideal for DC/DC synchronous switching controllers applications. It has a low quiescent current of 65µA and low external shut-down current of 50µA, which make it suitable for low-power applications. The device has a wide output voltage range from 0.8V to 6V that can be easily adjusted with single external resistor. The device also has an adjustable soft-start feature that eliminates input inrush current and eliminates overshoot or undershoot. It also has an adjustable frequency (200kHz to 2MHz) that allows users to optimize the efficiency at different load conditions. The device also has an adjustable overcurrent protection feature that can be used to protect the system from short circuits or overcurrent conditions. ISL9444IRZ-T7A has an open drain enable pin that makes it easy to enable or disable the device. It also has a powergood signal that can be used to indicate when the output voltage is within regulation limits. The device has an adjustable switching frequency (200kHz to 2MHz) that can be used to optimize the efficiency when operating in different load conditions. ISL9444IRZ-T7A is a highly efficient DC/DC switching controller that is suitable for a wide range of applications. Its adjustable voltage and frequency settings and its wide input voltage range make it an ideal choice for many applications. Its open drain enable and powergood signal makes it easy to control and monitor the performance of the system. Its multi-protection features make it a reliable and safe device for use in power conversion applications.
The specific data is subject to PDF, and the above content is for reference
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