| Allicdata Part #: | NCV7704DQR2G-ND |
| Manufacturer Part#: |
NCV7704DQR2G |
| Price: | $ 1.89 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | ON Semiconductor |
| Short Description: | MOD MIRROR-MOD DVR 36SSOP |
| More Detail: | PMIC |
| DataSheet: |  NCV7704DQR2G Datasheet/PDF |
| Quantity: | 1000 |
| 1500 +: | $ 1.71990 |
Specifications
| Series: | * |
| Part Status: | Active |
Description
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NCV7704DQR2G is a highly integrated power management integrated circuit (PMIC) specially designed for applications requiring low RDS(on) in the battery path and high efficiency in the power path. This NCV7704DQR2G achieves optimal power efficiency in high current and low supply voltage environments such as smartwatches, wearable devices, small physical equipment and drones. It integrates high efficiency synchronous buck, LDOs and voltage supervisors. This meant to make the circuit board easier to design and reduce the volume, while supplying multiple channels to power or monitor the supply voltages. Therefore, this is a highly desirable and specialized device in the power management (PMIC) realm.
The first step of the NCV7704DQR2G working principle is how it transports from the governing power source to enable the battery pack. This is where the high-and low-side N-channel Enhanced MOSFETs come into play. The synchronous buck controller integrated the NCV7704DQR2G act as a step-down regulator that uses the NMOS transistor as the power device. This regulator reduces the voltage drop across the source and drain of the transistor, allowing for efficient current handling. The controller is also able to detect each transient coming from the operating system, activating the corresponding associated MOSFET pair when it sees a load change. This provides the needed capability to ensure that the NCV7704DQR2G’s built-in input and output enable (GNE) signals are accurately outputted and regulated.
The built-in low dropout regulator (LDO) is essential for preventing voltage potential errors that can occur due to battery variations. It controls the output voltage by controlling the output current, maintaining a controlled output that is also stable during transients. The LDO will therefore cut off any arc or spark events during quick current changes, allowing for a much cleaner power providing capability.
The NCV7704DQR2G comes with built-in smart features such as Diagnostic Command Interface Module (DCIM). DCIM supports multiple output scenarios in addition to the standard buck mode. This includes a burst mode, skip mode, and low-dropout (LDO) operation. The Burst mode provides a substantial increase in power efficiency during periods of light load and skip mode gives the advantage of reduced input current during light loads. LDO mode offers the same excellent supply efficiency of the buck mode, but with additional paralleled capacitance for quicker output current regulation.
The NCV7704DQR2G also has a built-in voltage supervisor that provides over-voltage, under-voltage, and open-wire protection, as well as protection from ESD strikes. This protection circuit is capable of alerting the system to out of bounds input conditions and will automatically shut down the entire device if it detects a fault condition. Additionally, the circuit can monitor the battery and supply voltages and provide an over-temperature alert signaling.
In conclusion, the NCV7704DQR2G is a specialized and very desirable PMIC for applications requiring low RDS(on) in the battery path and high efficiency in the power path. It is able to provide complete power and voltage control, simultaneously supply multiple channels, as well as provide over-voltage, under-voltage, and open-wire protection for efficient and reliable operation. Moreover, the adjustable monitored and alerting capabilities provide further safety and use-case versatility, making this a device of choice in a range of applications.
The specific data is subject to PDF, and the above content is for reference
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