Datasheet NCR420PAS, NCR421PAS (Nexperia) - 3

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Nexperia NCR420PAS / NCR421PAS 150 mA LED driver in DFN2020D-6 6. Limiting values Table 6. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
Iout stabilized output current if - 200 mA external resistor is used VEN enable voltage NCR420PAS - 40 V NCR421PAS - 4.5 V Vout output voltage - 40 V VR reverse voltage [1] - 0.5 V Ptot total power dissipation Tamb ≤ 25 °C [2] - 370 mW [3] - 570 mW [4] - 530 mW [5] - 700 mW Tj junction temperature - 150 °C Tamb ambient temperature -55 150 °C Tstg storage temperature -65 150 °C [1] Between all terminals. [2] Device mounted on an FR4 Printed-Circuit Board (PCB), single-side copper, tin-plated and standard footprint. [3] Device mounted on an FR4 Printed-Circuit Board (PCB), single-side copper, tin-plated; mounting pad for collector 1 cm2. [4] Device mounted on an FR4 Printed-Circuit Board (PCB), 4-layer copper, tin-plated and standard footprint. [5] Device mounted on an FR4 Printed-Circuit Board (PCB), 4-layer copper, tin-plated; mounting pad for collector 1 cm2. aaa-020830 1 Ptot (W) 0.8 (4) 0.6 (3) (2) 0.4 (1) 0.2 0-75 -25 25 75 125 175 Tamb (°C) (1) FR4 PCB, single-sided copper, standard footprint (2) FR4 PCB, 4-layer copper, standard footprint (3) FR4 PCB, single-sided copper, 1 cm2 (4) FR4 PCB, 4-layer copper, 1 cm2
Fig. 1. Power derating curve
NCR420PAS_NCR421PAS All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2020. Al rights reserved
Product data sheet Rev. 1 — 13 May 2020 3 / 18
Document Outline 1. Product profile 1.1. General description 1.2. Features and benefits 1.3. Applications 2. Quick reference data 3. Pinning information 4. Ordering information 5. Marking 6. Limiting values 7. Thermal characteristics 8. Characteristics 9. Application information 10. Package outline 11. Soldering 12. Revision history 13. Legal information Contents