Description:The ISL62381, ISL62382, ISL62383, ISL62381C, ISL62382C and ISL62383C family of controllers generate supply voltages for battery-powered systems. These controllers include two pulse-width modulation (PWM) controllers, adjustable from 0. 6V to 5. 5V, and two linear regulators, LDO5 and LDO3, that generate a fixed 5V and an adjustable output respectively, and each can deliver up to 100mA. The ISL62383 and ISL62383C have the same outputs as the ISL62381, ISL62382, ISL62381C and ISL62382C but without LDO3 linear
A good PCB layout is crucial for the ISL62383CHRTZ. Renesas recommends a 4-layer board with a solid ground plane, and to keep the high-current paths short and wide. Additionally, decoupling capacitors should be placed close to the IC, and the input and output capacitors should be placed near the corresponding pins.
The compensation network is critical for stability. Renesas provides a compensation calculator tool to help optimize the network. Additionally, the datasheet provides guidelines for selecting the compensation components. It's essential to follow these guidelines and to consider the output capacitor's ESR and the inductor's DCR when designing the compensation network.
The EN pin is a digital input, and the maximum allowed voltage is the same as the logic input voltage, which is typically 5V or 3.3V, depending on the specific application. However, it's essential to ensure that the EN pin voltage does not exceed the maximum rating specified in the datasheet to avoid damage to the IC.
The ISL62383CHRTZ is rated for operation up to 125°C, but it's essential to consider the derating curves and thermal management when operating in high-temperature environments. Additionally, the IC's performance and reliability may be affected at high temperatures, so it's crucial to evaluate the IC's behavior under these conditions.
To troubleshoot issues with the ISL62383CHRTZ, start by verifying the PCB layout and ensuring that it meets the recommended guidelines. Check the input and output voltage rails, and verify that the compensation network is properly designed and implemented. Use an oscilloscope to observe the waveforms and identify any signs of oscillation or instability. Consult the datasheet and application notes for guidance on troubleshooting and debugging.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
ISL62383CHRTZ Overview
Use the download button to access the ISL62383CHRTZ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like ISL62,
or try a keyword search, such as Switching Regulator or Controllers
