NCV8502DADJG

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

The NCV8502DADJG is a positive, fixed-output Low Dropout (LDO) voltage regulator manufactured by onsemi. It provides a stable 150 mA output current with a single output channel. The device features a low quiescent current of 125 µA and operates within an extended temperature range from -40°C to +150°C. It is housed in an 8-SOIC package and meets AEC-Q100 automotive qualification standards. Key electrical parameters include a maximum dropout voltage of 0.6 V at full load, a maximum input voltage of 45 V, and line regulation of 0.1%. The unit includes protection against over-temperature, reverse polarity, and short circuits.

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

• Automotive-grade reliability certified under AEC-Q100 standards for harsh environments
• Integrated comprehensive protection mechanisms including thermal shutdown and short-circuit limiting
• Low quiescent current operation ensures efficient power management in battery-powered systems

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

• Battery-powered automotive electronic modules
• On-board charger systems
• Body control modules
• Infotainment system power distribution

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

Verify the specific suffix 'DADJG' matches the required SO-8 package and adjustable output configuration. Confirm AEC-Q100 compliance requirements for your target application. Check datasheet for exact pinout compatibility with existing PCB layouts. Ensure supply chain sources provide genuine onsemi components to avoid counterfeit risks. Validate operating temperature ranges against environmental specifications.

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

Select this component when a robust, automotive-rated LDO with high input voltage tolerance is required. The 45 V input rating allows direct connection to vehicle battery lines without pre-regulation. Consider the 150 mA output limit for load requirements. The SO-8 package offers a balance of thermal performance and board space efficiency compared to larger packages.

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

The NCV8502 series represents onsemi's portfolio of high-voltage, low-noise LDO regulators designed specifically for automotive applications. These devices are engineered to withstand the electrical noise and thermal stresses typical of vehicle environments. The NCV8502DADJG variant belongs to this family, offering adjustable output voltage options within the standard SO-8 footprint.

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

Direct substitutes may include other NCV8502 variants with different output voltages or packages, such as NCV8502D50R2G for fixed 5V output. Verify pin-to-pin compatibility and thermal characteristics before substitution. Cross-reference with other automotive LDOs from onsemi like the NCV5500 series if higher current is needed.