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NX2138 Datasheet(PDF) 3 Page - Microsemi Corporation |
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NX2138 Datasheet(HTML) 3 Page - Microsemi Corporation |
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3 / 16 page  NX2138 3 Rev. 1.6 12/09/09 N PARAMETER SYM Test Condition M in TYP MAX Units VCC UVLO Under-voltage Lockout threshold VCC_UVLO 3.9 4.1 4.5 V Falling VCC threshold 3.7 3.9 4.3 V ON and OFF time TON operating current VIN=15V, Rton=1Mohm 15 uA ON -time VIN=9V,VOUT=0.75V,Rton= 1Mohm 312 390 468 ns Minimum off time 380 590 800 ns FB voltage Internal FB voltage Vref 0.739 0.75 0.761 V Input bias current 100 nA Line regulation VCC from 4.5 to 5.5 -1 1 % OUTPUT voltage Output range 0.75 3.3 V VOUT shut down discharge resistance ENSW/MODE=GND 30 ohm Soft start time 1.5 ms PGOOD Power good high rising threshold 90 % Vref PGOOD propagation delay filter NOTE1 2 us Power good hysteresis NOTE1 5 % Pgood output switch impedance 13 ohm Pgood leakage current 1 uA SW zero cross comparator Offset voltage 5 mV High Side Driver (CL=3300pF) Output Impedance , Sourcing Current Rsource(Hdrv) I=200mA 1.5 ohm Output Impedance , Sinking Current Rsink(Hdrv) I=200mA 1.5 ohm Rise Time THdrv(Rise) 10% to 90% 50 ns Fall Time THdrv(Fall) 90% to 10% 50 ns Deadband Time Tdead(L to H) Ldrv going Low to Hdrv going High, 10% to 10% 30 ns Low Side Driver (CL=3300pF) Output Impedance, Sourcing Current Rsource(Ldrv) I=200mA 1.5 ohm Output Impedance, Sinking Current R sink(Ldrv) I=200mA 0.5 ohm Rise Time TLdrv(Rise) 10% to 90% 50 ns Fall Time TLdrv(Fall) 90% to 10% 50 ns 10 ns Deadband Time Tdead(H to L) SW going Low to Ldrv going High, 10% to 10% |
Similar Part No. - NX2138 |
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Similar Description - NX2138 |
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