NCP603
TYPICAL CHARACTERISTICS
1.260Vout, OUTPUT VOLTAGE (V)1.2561.252Iout = 150 mA1.2481.2441.240?40?20Vin = Vout + 0.5 VVout = ADJ020406080100120Vout, OUTPUT VOLTAGE (V)1.2601.2561.2521.2481.2441.240?40Iout = 150 mAVin = 6.0 VVout = ADJ?1510356085110125Iout = 1.0 mAIout = 1.0 mATA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 5. Output Voltage vs. Temperature
(Vin = Vout + 0.5 V)
1.500Vout, OUTPUT VOLTAGE (V)Vout, OUTPUT VOLTAGE (V)1.4951.4901.4851.4801.475?40Iout = 150 mAIout = 1.0 mA1.500Figure 6. Output Voltage vs. Temperature
(Vin = 6.0 V)
Iout = 1.0 mA1.4951.490Iout = 150 mA1.4851.4801.475?40?1510356085110125?1510356085110125TA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 7. Output Voltage vs. Temperature
(1.5 V Fixed Output, Vin = 2 V)
3.005Vout, OUTPUT VOLTAGE (V)Vout, OUTPUT VOLTAGE (V)3.0002.9952.9902.9852.9802.975
?40Iout = 1.0 mA3.0053.0002.9952.9902.9852.9802.9752.970?40Figure 8. Output Voltage vs. Temperature
(1.5 V Fixed Output, Vin = 6 V)
Iout = 1.0 mAIout = 150 mAIout = 150 mA?1510356085110125?1510356085110125TA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 9. Output Voltage vs. Temperature
(3.0 V Fixed Output, Vin = 3.5 V)Figure 10. Output Voltage vs. Temperature
(3.0 V Fixed Output, Vin = 6 V)
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NCP603
TYPICAL CHARACTERISTICS
5.000Vout, OUTPUT VOLTAGE (V)4.9954.9904.9854.9804.9754.9704.965?40?15103560851101255.000Vout, OUTPUT VOLTAGE (V)4.9954.9904.9854.9804.9754.9704.965?40?1510356085110125Iout = 150 mAIout = 1.0 mAIout = 1.0 mAIout = 150 mATA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 11. Output Voltage vs. Temperature
(5.0 V Fixed Output, Vin = 5.5 V)
250VDO, DROPOUT VOLTAGE (mV)VDO, DROPOUT VOLTAGE (mV)Vout = ADJ200150100Iout = 50 mA500?40?20Iout = 1.0 mA020406080100120TA, TEMPERATURE (°C)
Iout = 150 mA250Figure 12. Output Voltage vs. Temperature
(5.0 V Fixed Output, Vin = 6 V)
Iout = 150 mA200150100500?40?20Vout = 1.25 V1.50 V1.80 V2.80 V3.00 V5.00 V020406080100120TA, TEMPERATURE (°C)
Figure 13. Dropout Voltage vs. Temperature
(Over Current Range)
6.05.55.04.54.03.53.02.52.01.51.00.501.5 V800ENABLE THRESHOLD (mV)Iout = 0 mACout = 1.0 mFTA = 25°CENABLE = Vin3.0 V5.0 VFigure 14. Dropout Voltage vs. Temperature
(Over Output Voltage)
Vout, OUTPUT VOLTAGE (V)750Enable Increasing700Enable Decreasing650Vin = 5.5 V600?40?15103560851101253.3 V2.80 V1.80 V1.25 V01.02.03.04.05.06.0Vin, INPUT VOLTAGE (V)TA, TEMPERATURE (°C)
Figure 15. Output Voltage vs. Input VoltageFigure 16. Enable Threshold vs. Temperature
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NCP603
TYPICAL CHARACTERISTICS
6.05.04.03.02.0ENABLE = 0 V1.00?40IGND, GROUND CURRENT (mA)IDIS, DISABLE CURRENT (mA)1541461381301221141069890?40?20ENABLE = 0.9 V02040Vout = 1.25 VVout = 5.0 VIout = 1.0 mAIout = 150 mAIout = 1.0 mAIout = 150 mA?15103560851101256080100120TA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 17. Ground Current (Sleep Mode) vs.
Temperature
160IGND, GROUND CURRENT (mA)14012010080604020001.02.03.04.05.06.01.8 V2.8 V1.5 V3.0 V3.3 V5.0 V1.25 V106IGND, GROUND CURRENT (mA)10510410310210110099980Figure 18. Ground Current (Run Mode) vs.
Temperature
Vout = ADJVin = 1.75 V255075100125150Vin, INPUT VOLTAGE (V)Iout, OUTPUT CURRENT (mA)
Figure 19. Ground Current vs. Input Voltage
400
Figure 20. Ground Current vs. Output Current
IADJ, ADJ INPUT BIAS CURRENT (nA)300
200
100
0?40
?20020406080100120
TA, TEMPERATURE (°C)
Figure 21. ADJ Input Bias Current vs.
Temperature
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NCP603
TYPICAL CHARACTERISTICS
ISC, OUTPUT SHORT CIRCUIT CURRENT (mA)650
Iout(max), CURRENT LIMIT (mA)70060050040030020010000
1.0
2.0
3.0
4.0
5.0
6.0
600
550
500
450
?40?20
020406080100120
TA, TEMPERATURE (°C)Vin, INPUT VOLTAGE (V)
Figure 22. Output Short Circuit Current vs.
Temperature
4.0Regload, LOAD REGULATION (mV)Regline, LINE REGULATION (mV)5.04.03.02.01.0Figure 23. Current Limit vs. Input Voltage
3.02.01.0Vin = (Vout + 0.5 V) to 6.0 VIout = 1.0 mA020406080100120Iout = 1.0 mA to 150 mA0?40?15103560851101250?40?20TA, TEMPERATURE (°C)TA, TEMPERATURE (°C)
Figure 24. Line Regulation vs. Temperature
45tEN, OUTPUT TURN ON TIME (ms)4035302520153.0 V1.5 V1.25 V (ADJ)0204060801001205.0 V807060PSRR (dB)50403020100Figure 25. Load Regulation vs. Temperature
1.25 V3.3 V5.0 V10?40?20Vin = Vout + 1.0 VVripple = 0.5 Vp?pCout = 1.0 mFIout = 1.0 mA to 150 mA0.11.010100TA, TEMPERATURE (°C)
f, FREQUENCY (kHz)
Figure 26. Output Turn On Time vs.
TemperatureFigure 27. Power Supply Ripple Rejection vs.
Frequency
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NCP603
TYPICAL CHARACTERISTICS
10OUTPUT CAPACITOR ESR (W)Vout = 5.0 VVout = 1.25 VUnstable Region1.0Stable Region0.1Cout = 1.0 mF to 10 mFTA = ?40°C to 125°CVin = up to 6.0 V0255075100125150Iout, OUTPUT CURRENT (mA)
0.01Figure 28. Output Stability with OutputCapacitor ESR over Output Current
Vout = 1.25 V
Figure 29. Load Transient Response (1.0 mF)
Vout = 1.25 V
Figure 30. Load Transient Response (10 mF)
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NCP603 规格
