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STMICROELECTRONICS ST1PS02D1QTR Nano Power Converter

The ST1PS02 is a nano-quiescent synchronous step-down converter designed for low power applications, offering up to 400 mA output current with input voltages from 1.8 V to 5.5 V. It features digital voltage selection, high efficiency, low quiescent current, and a compact TQFN12 package. Its advanced circuitry provides seamless mode transitions, dynamic voltage scaling, and integrated load switch for auxiliary power. Ideal for wearables, sensors, and portable devices, it ensures reliable performance with minimal PCB size and exceptional power management capabilities.

Authorized Distributors
Source:DigiKey
Part No:ST1PS02D1QTR
Stock:0
Inv Date:06-12-2026
Price: Unit price: $0.72791
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Part No:ST1PS02D1QTR
Stock:328
Inv Date:06-12-2026
Price: Unit price: $1.51
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Part No:ST1PS02D1QTR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.615
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Part No:ST1PS02D1QTR
Stock:1
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS ST1PS02D1QTR Nano Power Converter Specifications:

  • Input voltage range: 1.8 V to 5.5 V
  • Output current capability: Up to 400 mA
  • Output voltage: 1.0 V to 3.3 V, selectable via pins
  • Quiescent current: 500 nA typical at light load
  • Efficiency: Up to 92% at 10 mA load
  • Package: TQFN12 (2.0x1.7 mm)
  • Switching frequency: Up to 2 MHz in PWM mode
  • Undervoltage lockout: 1.57 V (typical)
  • Soft-start and overload protection included
  • Dynamic voltage scaling with digital control for multiple output levels
  • PCB size optimization with tiny external components (inductor 2.2 µH typical)
  • Power Good and auxiliary load switch features
  • Applications: Wearables, wireless sensors, portable devices, energy harvesting

Buy the Buy STMicroelectronics ST1PS02D1QTR Part Number ST1PS02D1QTR Online

Purchase the ST1PS02D1QTR now and benefit from its ultra-low quiescent current, high efficiency, and compact design. Perfect for wearable devices, sensors, and energy harvesting systems, this converter provides up to 400 mA output current with dynamic voltage selection, ensuring reliable performance in space-constrained applications. With integrated load switch, Power Good indicator, and seamless operation modes, it makes designing low-power electronics straightforward and efficient. Order online today to enhance your project with this advanced power management solution.

Order your STMicroelectronics series ST1PS02D1QTR ultra-low power step-down converter today and ensure efficient power management for your wearable and portable projects.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS ST1PS02D1QTR?

You can click on the BUY or RFQ button to purchase ST1PS02D1QTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part ST1PS02D1QTR?

You can download the ST1PS02D1QTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of ST1PS02D1QTR?

STMICROELECTRONICS

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