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ST1CC40DR
+StücklisteIC LED DRIVER RGLTR 3A 8SOIC
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HerstellerSTMikroelektronik
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Herstellerteil #ST1CC40DR
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Datenblatt ST1CC40DR DataSheet
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Paket SO-8
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Auf Lager1962
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| Internal Switch(s) | Yes |
| Number of Outputs | 1 |
| Voltage - Supply (Min) | 3V |
| Voltage - Supply (Max) | 18V |
| Current - Output / Channel | 3A |
| Frequency | 850kHz |
| Applications | Lighting, Signage |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Übersicht
Description
Operating over a wide input voltage range, the ST1CC40DR is highly efficient, typically achieving efficiency ratings of up to 95%. It features internal compensation, which simplifies the design process, and supports a fixed 1 MHz switching frequency that allows for smaller external components, thus reducing overall system size and cost. Other key features include soft-start capability, overcurrent protection, and thermal shutdown, ensuring reliable operation under various conditions. The device is available in a small, thermally-enhanced package, making it ideal for space-constrained applications. Overall, the ST1CC40DR is a robust solution for DC-DC conversion needs in modern electronic systems.
Equivalent
Features
1. Input Voltage Range: Operates from a wide input voltage range of 3.5 V to 40 V, accommodating various source types like batteries or power adapters.
2. Output Current: Capable of delivering up to 4 A of continuous output current.
3. Efficiency: Provides high efficiency, up to 92%, thanks to its synchronous rectification and low RDS(on) MOSFETs.
4. Switching Frequency: Offers a fixed switching frequency of 500 kHz.
5. Output Voltage: Adjustable output voltage via a feedback divider network, supporting a range of output voltages.
6. Protections: Includes features like overcurrent protection, thermal shutdown, and output overvoltage protection for enhanced reliability and safety.
7. Soft-Start: Built-in soft-start function to limit inrush current during startup.
8. Package: Available in a compact, heat-efficient package suitable for space-constrained applications.
The ST1CC40DR is ideal for applications requiring efficient voltage regulation and compact design, such as industrial automation, consumer electronics, and automotive systems.
Pinout
Regarding its function, the ST1CC40DR is designed to convert a higher input voltage to a lower output voltage with high efficiency, making it suitable for powering digital circuits, microcontrollers, and other low-voltage devices from a higher-voltage source. It integrates high-side and low-side MOSFETs, eliminating the need for an external Schottky diode, which reduces component count and improves efficiency. Additionally, it features overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and performance in various applications.