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RT8179BGQW
+Lista de MateriaisIC REG CTRLR SVI2 2OUT WQFN-40
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FabricanteRichtek USA Inc.
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Peça do Fabricante #RT8179BGQW
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Em Estoque6257
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 26V |
| Synchronous Rectifier | No |
| Clock Sync | No |
| Control Features | Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Slew Control, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 40-WFQFN Exposed Pad |
| Supplier Device Package | 40-WQFN (5x5) |
| Base Product Number | RT8179 |
Visão Geral
Description
This regulator features a built-in high-side and low-side MOSFET, enabling efficient power conversion with minimal heat generation. Its peak current mode control architecture provides fast transient response and stable operation across varying load conditions.
Key characteristics include an adjustable output voltage through external resistors, a programmable soft-start feature to limit inrush current, and protections against overcurrent and thermal events. The RT8179BGQW is ideal for applications in computing, networking, and telecommunications, where efficient power management is critical.
With its compact package and robust performance, the RT8179BGQW is a versatile solution for engineers looking to optimize power delivery in their designs.
Equivalent
Features
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V.
2. Output Current: Capable of delivering up to 3A of continuous output current.
3. Switching Frequency: Operates at a fixed frequency of 300kHz, which helps in maintaining high efficiency across various loads.
4. Synchronous Rectification: Improves efficiency by using internal high-side and low-side MOSFETs.
5. Adjustable Output Voltage: Output voltage can be adjusted from 0.8V to 15V, allowing flexibility for different applications.
6. Protection Features: Includes over-current protection, over-temperature protection, and under-voltage lockout, ensuring reliable operation.
7. Compact Package: Offered in a thermally enhanced QFN package, enabling easier integration into space-constrained designs.
These features make the RT8179BGQW suitable for a variety of applications, including consumer electronics, industrial equipment, and battery-powered devices.
Pinout
The function of each pin is as follows:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch node, connected to the inductor.
4. VOUT: Output voltage feedback.
5. COMP: Compensation network connection for stability.
6. FB: Feedback pin for voltage regulation.
7. EN: Enable pin to turn the device on/off.
8. PGOOD: Power good indicator that signals when the output voltage is within the desired range.
This regulator is designed to provide a stable output voltage with high efficiency, making it suitable for various applications.