NSVC2020JBT3G

Current Regulation/Management Overview

The NSVC2020JBT3G is a linear constant current regulator (CCR) utilizing self-biased transistor (SBT) technology, designed for LED current regulation. It operates with a regulated output current of 30 mA and supports a maximum anode-cathode voltage of 120 V. The device features a negative temperature coefficient to prevent thermal runaway and offers immediate turn-on capability at low voltages. Packaged in an SMB-2 surface-mount format, it is rated for operation between -55°C and +175°C. This component provides a robust solution for AC offline applications, handling peak voltages and surges without requiring external components.

Current Regulation/Management Feature Summary

• Self-Biased Transistor Technology: Employs SBT architecture to maintain precise current regulation across wide voltage ranges without external circuitry.
• Thermal Protection: Features a negative temperature coefficient that reduces current as temperature rises, safeguarding LEDs against thermal runaway.
• Surge Resilience: Engineered to withstand high peak voltages and transient surges common in AC offline environments, ensuring system stability.
• Automotive Qualification: Meets AEC-Q101 standards and possesses Production Part Approval Process (PPAP) capability for rigorous automotive reliability requirements.

Current Regulation/Management Applications

• Automotive side mirror markers
• Instrument cluster backlighting
• High-mounted stop lamps (CHMSL)
• Interior reading lights

Current Regulation/Management Procurement Notes

Verify the specific suffix 'NSVC' indicates automotive-grade qualification distinct from standard commercial variants. Confirm package type matches SMB-2 specifications. Ensure compliance with RoHS directives and UL94-V0 flammability ratings for your target application environment. Cross-reference datasheet revisions to confirm parameter consistency before finalizing design integration.

Current Regulation/Management Selection Notes

Select this component when designing LED circuits requiring simple, cost-effective constant current regulation without complex driver ICs. It is suitable for applications needing high voltage tolerance up to 120V and wide operating temperature ranges. Consider its 3W power dissipation rating and 30mA fixed current output when sizing thermal management solutions. Ideal for space-constrained designs where minimal external components are preferred.

Current Regulation/Management Part Context

This part belongs to the NSIC20xxJBT3G family of constant current regulators from onsemi. It shares core SBT technology with other models like the NSIC2030JBT3G but is specifically tuned for 30mA applications. The 'NSVC' prefix typically denotes automotive-specific versions that undergo stricter quality controls compared to standard commercial counterparts within the same functional series.

Current Regulation/Management Replacement Considerations

Direct substitutes include NSIC2030JBT3G for similar performance profiles. Verify pinout compatibility and current rating differences when swapping between family members. Ensure any replacement maintains AEC-Q101 certification if used in automotive contexts.

Current Regulation/Management FAQ

Does the NSVC2020JBT3G require external components for current regulation?

No, the device utilizes internal self-biased transistor technology to regulate current without the need for external resistors or capacitors.

What is the maximum operating temperature for this component?

The component is rated for a maximum operating temperature of +175°C.