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EG4328
Chip Description The EG4328 chip integrates a high-precision 2.5V reference voltage source, a configurable multi-channel error amplifier, an 8-channel input 10-bit ADC, an I²C bus controller, a digital circuit control module, an LED constant current driver, etc. The EG4328 is a programmable power management chip combining analog and digital functions. It features low power consumption and high flexibility. With an inexpensive 8-pin microcontroller (ADC function not required), it can implement a high-end power management system and is ideal for intelligent battery management applications.
Category：
- Product Description
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- Commodity name: EG4328
- 封装: SOP-16
- 品牌: EG/Yi Jing Wei
Chip Description The EG4328 chip integrates a high-precision 2.5V reference voltage source, a configurable multi-channel error amplifier, an 8-channel input 10-bit ADC, an I²C bus controller, a digital circuit control module, an LED constant current driver, etc. The EG4328 is a programmable power management chip combining analog and digital functions. It features low power consumption and high flexibility. With an inexpensive 8-pin microcontroller (ADC function not required), it can implement a high-end power management system and is ideal for intelligent battery management applications.
Chip Features
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Programmable switching power supply chip combining analog and digital circuits
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The chip has a built-in encrypted ID code to protect the customer's MCU development program
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The analog circuit constitutes the voltage loop and current loop functions of the switching power supply
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After the digital circuit configures the reference value of the analog loop, it automatically completes the voltage regulation and constant current functions
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2.5V reference voltage source, accuracy ±1%
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1 configurable voltage loop op-amp reference, configurable range: 1.05V～1.425V
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1 configurable constant current loop op-amp reference, configurable range: 1mV～488mV
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The external MCU configures the internal registers of the chip through the I²C bus
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8-channel input, 10-bit ADC, 1 selectable configurable gain input preamplifier
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Built-in chip temperature sensor, supports external MCU reading of the internal chip temperature
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4 configurable LED constant current drivers, no external current-limiting resistor required, constant current configurable range: 0.5mA～6mA
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Wide operating voltage range: +2.5V～+5.5V
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Package: SOP16
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Product Message
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