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NCP5623B Datasheet(PDF) 5 Page - ON Semiconductor |
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NCP5623B Datasheet(HTML) 5 Page - ON Semiconductor |
5 / 12 page NCP5623B www.onsemi.com 5 POWER SUPPLY SECTION: (Typical values are referenced to TA = +25°C, Min & Max values are referenced −40°C to +85°C ambient temperature, unless otherwise noted), operating conditions 2.85 V < Vbat < 5.5 V, unless otherwise noted. Pin Symbol Rating Min Typ Max Unit 11 Vbat Power Supply 2.7 5.5 V 10 Iout Continuous DC current in the load, PWM = 100% @ Vf = 3.4 V, Vbat = 3.0 V @ Vf = 3.4 V, 3.3 V < Vbat < 5.5 V 55 75 mA 10 Isch Continuous Output Short Circuit Current 2.85 V < Vbat < 4.2 V 45 90 mA 10 Vout Output Voltage Compliance (OVP) 4.4 5.7 V 10 Tstart DC/DC Start time (Cout = 1 mF) 3.0 V < Vbat = nominal < 5.5 V From last acknowledgement bit to full load operation 150 ms 10 Istdb Stand By Current 3.0 V ≤ Vbat ≤ 4.2 V, Iout = 0 mA 0.8 1.0 mA 10 Iop Operating Current, @Iout = 0 mA, 3.0 V ≤ Vbat ≤ 4.2 V 350 mA 3,4,5 ITOL RGB Output Current Tolerance @Vbat = 3.6 V, ILED = 10 mA −25 °C < Ta < 85°C ±3 % 3,4,5 IMATCH RGB Output Current LED Matching @Vbat = 3.6 V, ILED = 5.0 mA ±0.5 % Fpwr Charge Pump Operating Frequency −40 °C < Ta < 85°C 0.8 1 1.2 MHz EPWR Efficiency @ Vbat = 3.6 V − LED1 to LED3 = 5 mA, Vf = 2.8 V (Total = 15 mA) − LED1 to LED3 = 20 mA, Vf = 3.2 V (Total = 60 mA) 94.2 92.3 % |
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