S-19902DA-A8T1U7

Voltage Regulators - DC DC Switching Regulators Overview

The S-19902DA-A8T1U7 is a buck switching regulator from the ABLIC S-19902 series, housed in an HSNT-6 package. It delivers a maximum output current of 600 mA with an adjustable output voltage range of 2.5 V to 12 V. The device operates at a fixed switching frequency of 400 kHz and supports input voltages suitable for step-down conversion. It functions within a temperature range of -40°C to +125°C, ensuring reliability in demanding environments.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a synchronous rectification buck topology for high efficiency.
• Provides adjustable output voltage control across a wide range.
• Operates reliably across an extended industrial temperature range.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Industrial equipment power supply circuits
• Automotive electronics systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging and specifications. Confirm RoHS compliance status and specific thermal requirements for your application design. Check manufacturer documentation for latest revision details and ordering constraints before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact HSNT-6 footprint is required alongside 600 mA output capability. The 400 kHz frequency balances size and efficiency. Ensure input voltage exceeds the desired output level as this is a buck converter. Verify thermal dissipation needs for the target operating environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This model belongs to the S-19902 series of CMOS step-down switching regulators. The series is designed for applications requiring low current consumption and high efficiency in small packages. It complements other ABLIC power management solutions like LDOs and watchdog timers.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible substitutes within the same series or package. Verify that alternative components match the 600 mA current rating and 400 kHz switching frequency. Ensure thermal performance and voltage ranges are compatible with the existing design.