CS5157HGD16G

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Applications:	Controller, Intel Pentium® II
Voltage - Input:	4.25 V ~ 20 V
Number of Outputs:	2
Voltage - Output:	1.3 V ~ 2.05 V, 2.1 V ~ 3.5 V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	CS5157H

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CS5157HGD16G Application Field and Working Principle

Introduction

The CS5157HGD16G is a high-performance, low-cost, single-phase digital power monitor designed by Texas Instruments and Memory Technology Corporation (MTC). The chipset consists of two major devices, the CS5157 and CS5161, and is designed to monitor the power conditions of a digital power supply device. It is particularly suited for use in high-performance, cost-effective systems, such as system-on-chip (SoC) solutions. The CS5157HGD16G is able to provide current and voltage measurements for up to sixteen channels, and supports programmable low voltage alarm, overcurrent alarm, and overvoltage alarm monitoring.

Application Field of CS5157HGD16G

The CS5157HGD16G is a low-cost and high-performance digital power monitor that is suited for multiple types of applications, including automotive, industrial and consumer designs. It is suited for monitoring voltage output of on-board power supply systems and can measure a wide range of parameters, including overvoltage, overcurrent, resistive load, and thermoelectric power levels. This device can easily be integrated into system designs due to itsconfigurable pins and low-cost solution.The CS5157HGD16G is often used in automotive applications, where it replaces the traditional analog voltage and current monitors by providing a digital way of associating protection data with the monitored channels. For example, it can be used in multi-level charger solutions, in-cabin heating systems, transmission control modules, reverse gear sensors, and thermal management systems.Industrially, the CS5157HGD16G can be used to monitor motor or actuator control systems, where it can monitor and limit power input to critical electronic control systems by shutting down control loops or sub-systems when it detects over-voltage or over-current conditions. It can also be used for associated sensing applications, such as temperature sensing and current sensing.The CS5157HGD16G can also be used for a wide range of consumer applications, including laptop computers, desktop computers, and gaming consoles. It can be used to monitor power conditions in the power supplies of these devices and alerts the user when overvoltage or overcurrent conditions are detected.

Working Principle of CS5157HGD16G

The CS5157HGD16G is designed to monitor and protect against voltage and current transients that may occur in power delivery systems. The device provides twelve pins to monitor and alert the user of different levels of current and voltage transients.The CS5157HGD16G utilizes four basic pins:SENSE: This pin is used to measure current and voltage levelsIREF: This pin is used to set the reference voltage for voltage level detectionVREF: This pin is used to measure the reference current for current level detection ALERT: This pin is used to alert the user of overvoltage and overcurrent conditions.The CS5157HGD16G is designed to provide two levels of monitoring. The first level is the physical monitoring of the voltage and current levels of the power delivery systems. Here, the CS5157HGD16G utilizes the Sense, Iref, and Vref pins to monitor the voltage and current levels. If the monitored levels fall outside of a predetermined range, the CS5157HGD16G will trigger an alert signal on the Alert pin.The second level of monitoring provided by the CS5157HGD16G is the logical protection of the power delivery systems. Here, the CS5157HGD16G is able to trigger an internal protective circuit, which will shut down the power supply or cut off the power delivery when an overvoltage or overcurrent condition is detected. This will help protect the power delivery system from any damage that can be caused by these conditions.

Conclusion

The CS5157HGD16G is a high-performance, low-cost digital power monitor that is suitable for a wide range of applications, including automotive, industrial and consumer designs. It is able to monitor and detect overvoltage and overcurrent conditions of a system’s power delivery and either alert the user or trigger the internal protection circuit to cut off the power supply. The monitoring capabilities and convenient pin placements make the CS5157HGD16G an ideal solution for many power management challenges.

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