OC5864

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OC5864

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Spécifications

Attribut Valeur
Manufacturer OCX
Package / Case SOT-23-6
Voltage - Supply 5.5V~60V
Function Step-down type
Number of Outputs 1
Topology Step-Down
Operating Temperature -40℃~+125℃@(TA)
Switch tube (built - in / external) Built-in
Current - Output 600mA
Frequency - Switching 500kHz

Présentation

Equivalent

The OC5864 is a synchronous buck converter IC. Equivalent or similar products include:
- MP2307 (Monolithic Power Systems)
- LM2596 (Texas Instruments)
- XL4015 (XLSEMI)
- AP1501 (Diodes Incorporated)
These chips offer comparable voltage regulation and current handling. Check datasheets for exact specs and pin compatibility.

Features

The OC5864 is a high-performance, synchronous step-down DC-DC converter IC with the following key features:
- Input Voltage Range: 4.5V to 30V, suitable for various power sources.
- Output Current: Up to 4A continuous, with high efficiency (up to 95%).
- Adjustable Output: Configurable from 0.8V to 28V via external resistors.
- Switching Frequency: Fixed 500kHz, enabling compact designs.
- Protections: Over-current (OCP), over-voltage (OVP), under-voltage lockout (UVLO), and thermal shutdown.
- Synchronous Rectification: Improves efficiency by reducing power loss.
- Soft-Start: Prevents inrush current at startup.
- Small Package: Available in SOP-8 or similar, ideal for space-constrained applications.
Ideal for industrial, automotive, and consumer electronics requiring stable, efficient power conversion.

Pinout

The OC5864 is a 16-pin synchronous step-down DC-DC converter IC. Key functions include:
- Input Voltage Range: 4.5V to 30V
- Output Current: Up to 3A
- Switching Frequency: Adjustable (300kHz to 2.2MHz)
- Protections: Over-current, over-temperature, and under-voltage lockout (UVLO)
Pin Functions:
- VIN: Power input
- SW: Switching node (connects to inductor)
- GND: Ground
- FB: Feedback for output voltage regulation
- EN: Enable control
- COMP: Compensation for loop stability
- SS: Soft-start control
- BOOT: Bootstrap for high-side MOSFET
Pins are arranged for efficient PCB layout and thermal management.

Manufacturer

The OC5864 is a DC-DC buck converter IC manufactured by Orient-Chip (Shenzhen Orient-Chip Semiconductor Co., Ltd.), a Chinese semiconductor company specializing in power management ICs.
Orient-Chip focuses on designing and producing high-performance analog and mixed-signal ICs, including LED drivers, DC-DC converters, and battery management solutions. The company targets consumer electronics, industrial, and automotive applications, emphasizing cost-effective and efficient power solutions.
The OC5864 is a step-down converter with features like high efficiency, wide input voltage range, and compact design, commonly used in portable devices and IoT applications.

Package

The OC5864 is typically available in a SOP-8 (Small Outline Package) or ESOP-8 (Exposed Pad SOP) package. These compact surface-mount packages are suitable for power management ICs, offering good thermal performance and ease of PCB assembly. For exact specifications, refer to the manufacturer's datasheet.