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STMICROELECTRONICS STBB1APUR High Efficiency Buck-Boost Converter

The STBB1-AXX is a high-efficiency buck-boost DC-DC converter designed for versatile power management in portable devices. It operates with input voltages from 2.0 V to 5.5 V and provides output voltages from 1.2 V to 5.5 V, suitable for single lithium-ion cells, alkaline, or NiMH batteries. Featuring synchronous rectification, soft-start, thermal shutdown, and current limit, this device achieves over 94% efficiency at 1 A load. Packaged in a compact DFN10 (3x3 mm) package, it enables efficient, space-saving power solutions for mobile electronics, digital cameras, and memory cards.

Authorized Distributors
Source:Newark
Part No:STBB1-APUR
Stock:14
Inv Date:06-11-2026
Price: Unit price: $2.45
Buy/RFQ:
Source:DigiKey
Part No:STBB1-APUR
Stock:11413
Inv Date:06-11-2026
Price: Unit price: $2.45
Buy/RFQ:
Part No:STBB1-APUR
Stock:16928
Inv Date:06-12-2026
Price: Unit price: $2.45
Buy/RFQ:
Part No:STBB1-APUR
Stock:39000
Inv Date:06-11-2026
Price: Unit price: $1.08
Buy/RFQ:
Part No:STBB1-APUR
Stock:31
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:

STMICROELECTRONICS STBB1APUR High Efficiency Buck-Boost Converter Specifications:

  • Input Voltage Range: 2.0 V to 5.5 V
  • Output Voltage Range: 1.2 V to 5.5 V
  • Maximum Output Current: 1 A
  • Efficiency: > 94%
  • Switching Frequency: 1.5 MHz
  • Thermal Shutdown: Yes
  • Soft-start Control: Yes
  • Current Limit: Yes
  • Shutdown Current: < 1 pA
  • Package: DFN10 (3x3 mm)

Buy the ST Microelectronics Series High Efficiency Buck-Boost Converter: STBB1APUR

Discover the power of efficient energy management with this high-performance buck-boost converter, ideal for mobile devices, digital cameras, and storage solutions. Its wide input voltage range from 2.0V to 5.5V and output support up to 5.5V at 1A make it versatile for various battery-powered applications. Featuring advanced synchronous rectification, soft-start, thermal shutdown, and high efficiency over 94%, this compact device in a DFN10 package ensures space-saving designs without compromising reliability or performance. Perfect for modern portable electronics requiring stable power regulation.

Order your ST Microelectronics Series High Efficiency Buck-Boost Converter STBB1APUR today and enhance your portable power solutions with reliable, compact performance.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STBB1APUR?

You can click on the BUY or RFQ button to purchase STBB1APUR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STBB1APUR?

You can download the STBB1APUR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STBB1APUR?

STMICROELECTRONICS

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