Datasheet NCR320PAS, NCR321PAS (Nexperia) - 6

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Nexperia NCR320PAS / NCR321PAS 250 mA LED driver in DFN2020D-6 8. Characteristics Table 8. Characteristics
Tamb = 25 °C unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
V(BR)CEO collector-emitter IC = 1 mA; IB = 0 A 16 - - V breakdown voltage hFE DC current gain VCE =1 V; IC = 50 mA [1] 200 350 - Rint internal resistor IRint = 10 mA 85 95 105 Ω VRint voltage drop at internal Iout = 10 mA [1] 0.85 0.95 1.05 V resistor Rint IEN enable current NCR320PAS VEN = 12 V [1] - 1.2 - mA NCR321PAS VEN = 3.3 V [1] - 1.2 - mA RB bias resistor NCR320PAS - 10 - kΩ NCR321PAS - 1.5 - kΩ Iout stabilized output current NCR320PAS VEN = 12 V; Vout = 1.4 V [1] 9 10 11 mA NCR321PAS VEN = 3.3 V; Vout = 1.4 V [1] 9 10 11 mA Iout stabilized output current NCR320PAS at VEN = 12 V; Vout > 1.4 V [1] - 250 - mA Rext = 3 Ω NCR321PAS at VEN = 3.3 V; Vout > 1.4 V [1] - 250 - mA Rext = 3 Ω Vout, min lowest suf icient output Iout > 10 mA - 1.4 - V voltage overhead: Vout = VCC - VLED ΔIout/(Iout x ΔTamb) stabilized output current change over ambient temperature NCR320PAS VEN = 12 V; Vout > 2 V [1] - -0.27 - %/K NCR321PAS VEN = 3.3 V; Vout > 2 V [1] - -0.27 - %/K ΔIout/(Iout x ΔVCC) stabilized output current change over supply voltage NCR320PAS VEN = 12 V; Vout > 2 V [1] - 1 - %/V NCR321PAS VEN = 3.3 V; Vout > 2 V [1] - 1 - %/V [1] Pulse test: tp ≤ 300 μs; δ ≤ 0.02. NCR320PAS_NCR321PAS 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 6 / 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