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ISL9238HRTZ-T
+NomenclatureIC BATT CHG LI-ION 1-4CEL 32TQFN
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FabricantRenesas ÉLECTRONIQUE
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Pièce fabricant #ISL9238HRTZ-T
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En stock5848
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Spécifications
| Attribut | Valeur |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 ~ 4 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current |
| Fault Protection | Over Current, Over Temperature, Over Voltage |
| Battery Pack Voltage | 2.4V ~ 18.304V |
| Voltage - Supply (Max) | 23.4V |
| Interface | I2C, SMBus, USB |
| Operating Temperature | -10°C ~ 100°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 32-WFQFN Exposed Pad |
| Supplier Device Package | 32-TQFN (4x4) |
| Base Product Number | ISL9238 |
Présentation
Description
The device operates with a wide input voltage range and integrates multiple functions, including a buck converter for power supply and a battery management system, which enhances overall system efficiency and reduces component count. The ISL9238HRTZ-T also offers programmable charging profiles, enabling customization according to specific battery requirements.
Its compact size and low quiescent current make it suitable for space-constrained applications. Overall, the ISL9238HRTZ-T is an effective solution for designers looking to implement reliable and efficient battery charging systems in modern electronic devices.
Equivalent
Features
1. High Efficiency: Supports a wide input voltage range with high efficiency during charging and discharging.
2. Power Path Management: Allows simultaneous charging and discharging, optimizing power delivery to the load and battery.
3. Integrated Protection: Includes overvoltage, undervoltage, and overcurrent protection, safeguarding both the battery and the system.
4. Thermal Regulation: Monitors temperature to prevent overheating during operation.
5. Flexible Charging Profiles: Supports different charging modes, including constant current/constant voltage (CC/CV) charging.
6. Low Standby Current: Minimizes power consumption in idle mode, enhancing battery life.
7. Compact Package: Offered in a small QFN package, suitable for space-constrained applications.
These features make the ISL9238HRTZ-T ideal for portable electronics, smart devices, and other battery-operated applications.
Pinout
1. Battery Charging: It supports Li-ion and Li-polymer battery charging with integrated power path management.
2. Buck Converter: It features a synchronous buck converter for efficient power conversion.
3. I2C Interface: For communication and configuration, it includes an I2C interface.
4. Thermal Protection: The IC has built-in thermal regulation to prevent overheating.
5. Programmable Settings: Users can configure various settings, such as charge current and voltage, through external resistors or I2C commands.
6. Status Indication: It provides status indicators for charging and fault conditions.
This versatile IC is widely used in portable devices for efficient battery management and power delivery.