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The BA664 is a monolithic integrated circuit manufactured by ROHM Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: ROHM Semiconductor
• Type: Monolithic IC
• Function: Voltage Regulator (Precision Reference Voltage Source)
• Output Voltage: 6.6V (Fixed)
• Operating Temperature Range: -20°C to +75°C
• Package: TO-92 (3-pin)
• Input Voltage Range: 8V to 35V
• Output Current: 5mA (Max)
• Line Regulation: 0.01%/V (Typ)
• Load Regulation: 0.1% (Typ)

Descriptions:

The BA664 is a precision voltage reference IC designed to provide a stable 6.6V output. It is commonly used in power supply circuits, instrumentation, and other applications requiring a fixed reference voltage. The device operates over a wide input voltage range while maintaining high accuracy and low temperature drift.

Features:

• Stable Output: Provides a fixed 6.6V reference voltage.
• Low Temperature Drift: Ensures minimal voltage variation with temperature changes.
• High Accuracy: Tight voltage tolerance for precision applications.
• Wide Input Range: Supports 8V to 35V input voltage.
• Low Power Consumption: Suitable for battery-operated devices.
• Compact Package: TO-92 package for easy PCB integration.

This information is based on ROHM's official documentation. For detailed application notes, refer to the datasheet.