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S-80845CNUA Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
S-80845CNUASEIKO195Yes

S-80845CNUA** is a voltage regulator IC manufactured by **SEIKO Instruments Inc.

The S-80845CNUA is a voltage regulator IC manufactured by SEIKO Instruments Inc. (SII). Below are its key specifications, descriptions, and features:

Specifications:

  • Input Voltage Range: 1.8V to 6.0V
  • Output Voltage: Fixed at 4.5V (±2%)
  • Output Current: 150mA (max)
  • Dropout Voltage: 0.4V (typical at 100mA)
  • Quiescent Current: 1.0µA (typical)
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOT-23-5 (Miniature surface-mount package)

Descriptions:

  • A low-power CMOS-based voltage regulator designed for stable output.
  • Features ultra-low quiescent current, making it suitable for battery-powered applications.
  • Includes built-in protection circuits such as overcurrent protection and thermal shutdown.

Features:

  • Low Dropout Voltage: Ensures efficient operation even with low input voltages.
  • Low Power Consumption: Ideal for portable and IoT devices.
  • High Ripple Rejection: Reduces noise in the output voltage.
  • Fixed Output Voltage: No external components required for voltage setting.
  • Compact Package: SOT-23-5 enables space-saving PCB designs.

This regulator is commonly used in consumer electronics, wearables, and battery-operated devices requiring stable 4.5V power.

For detailed technical information, refer to the official SEIKO datasheet.

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