Datasheet NCR420PAS, NCR421PAS (Nexperia) - 4

制造商Nexperia
描述150 mA LED driver in DFN2020D-6
页数 / 页18 / 4 — Nexperia. NCR420PAS / NCR421PAS. 150 mA LED driver in DFN2020D-6. 7. …
修订版13052020
文件格式/大小PDF / 438 Kb
文件语言英语

Nexperia. NCR420PAS / NCR421PAS. 150 mA LED driver in DFN2020D-6. 7. Thermal characteristics. Table 7. Thermal characteristics

Nexperia NCR420PAS / NCR421PAS 150 mA LED driver in DFN2020D-6 7 Thermal characteristics Table 7 Thermal characteristics

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Nexperia NCR420PAS / NCR421PAS 150 mA LED driver in DFN2020D-6 7. Thermal characteristics Table 7. Thermal characteristics Symbol Parameter Conditions Min Typ Max Unit
Rth(j-a) thermal resistance from in free air [1] - - 338 K/W junction to ambient [2] - - 219 K/W [3] - - 236 K/W [4] - - 179 K/W [1] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint. [2] Device mounted on an FR4 PCB, single-sided copper, tin-plated; mounting pad for col ector 1 cm2. [3] Device mounted on an FR4 PCB, 4-layer copper, tin-plated and standard footprint. [4] Device mounted on an FR4 PCB, 4-layer copper, tin-plated; mounting pad for col ector 1 cm2. 006aad166 103 Zth(j-a) duty cycle = 1 (K/W) 0.75 0.5 102 0.33 0.2 0.1 0.05 10 0.02 0.01 0 110-5 10-3 10-2 10-4 10 102 10-1 103 1 tp (s) FR4 PCB; single-sided copper; tin-plated and standard footprint
Fig. 2. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
006aad167 103 Zth(j-a) (K/W) duty cycle = 1 0.75 102 0.5 0.33 0.2 0.1 10 0.05 0.02 0.01 0 110-5 10-3 10-2 10-4 10 102 10-1 103 1 tp (s) FR4 PCB; mounting pad for collector 1 cm2
Fig. 3. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
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 4 / 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