CS8221YDP3

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The CS8221YDP3 is a micropower low dropout linear regulator manufactured by onsemi, derived from the Cherry Semiconductor product line. It provides a fixed 5.0 V output with ±2% accuracy and supports up to 100 mA of load current. The device features a maximum dropout voltage of 600 mV and operates with a typical quiescent current of 60 µA at a 100 µA load. It includes comprehensive fault protection mechanisms such as thermal shutdown, short-circuit protection, and reverse voltage tolerance.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Micropower operation with low quiescent current consumption
• Fixed 5.0 V output with high precision accuracy
• Integrated thermal shutdown and short-circuit protection
• High transient voltage tolerance capability

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Telecommunications equipment power supplies
• Automotive electronic systems
• Industrial control circuitry

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify that the component is sourced from authorized onsemi channels to ensure authenticity. Confirm the package type matches the D2PAK-3 specification. Check for RoHS compliance status if required by your manufacturing standards. Ensure the supplier documentation references the original Cherry Semiconductor technology transfer to onsemi.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this regulator when a stable 5 V supply is required with minimal standby power consumption. It is suitable for applications where input voltage may fluctuate significantly due to its high transient tolerance. Consider the thermal performance in the D2PAK-3 package for heat dissipation requirements under full load conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the micropower LDO family originally developed by Cherry Semiconductor before its acquisition by onsemi. It is designed for general-purpose voltage regulation in environments requiring reliability and low power usage. The D2PAK-3 package offers robust thermal handling for surface-mount assembly.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Cross-reference with other 5V 100mA LDOs from onsemi or compatible manufacturers. Verify pinout compatibility and dropout voltage specifications before substitution.