Datasheet LT1129, LT1129-3.3, LT1129-5 (Analog Devices) - 6
Hersteller | Analog Devices |
Beschreibung | Micropower Low Dropout Regulators with Shutdown |
Seiten / Seite | 16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. LT1129-3.3. LT1129-5. LT1129. … |
Dateiformat / Größe | PDF / 181 Kb |
Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. LT1129-3.3. LT1129-5. LT1129. Quiescent Current. Output Voltage. Adjust Pin Voltage
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LT1129/LT1129-3.3/LT1129-5
TYPICAL PERFORMANCE CHARACTERISTICS LT1129-3.3 LT1129-5 LT1129 Quiescent Current Quiescent Current Quiescent Current
250 250 250 ILOAD = 0 I I 225 225 LOAD = 0 225 LOAD = 0 RLOAD = ∞ R R LOAD = ∞ LOAD = ∞ 200 200 200 VOUT = VADJ 175 175 175 150 150 150 V V SHDN = OPEN (HI) SHDN = OPEN (HI) VSHDN = OPEN (HI) 125 125 125 100 100 100 75 75 75 QUIESCENT CURRENT (μA) QUIESCENT CURRENT (μA) QUIESCENT CURRENT (μA) 50 50 50 25 VSHDN = 0V 25 VSHDN = 0V 25 VSHDN = 0V 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 112935 G04 112935 G05 112935 G06
LT1129-3.3 LT1129-5 LT1129 Output Voltage Output Voltage Adjust Pin Voltage
3.400 5.100 3.850 ILOAD = 1mA ILOAD = 1mA ILOAD = 1mA 3.375 5.075 3.825 3.350 5.050 3.800 3.325 5.025 3.775 3.300 5.000 3.750 3.275 4.975 3.725 OUTPUT VOLTAGE (V) ADJUST PIN VOLTAGE (V) 3.250 4.950 ADJUST PIN VOLTAGE (V) 3.700 3.225 4.925 3.675 3.200 4.900 3.650 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 112935 G07 112935 G08 112935 G09
LT1129-3.3 LT1129-5 LT1129 Ground Pin Current Ground Pin Current Ground Pin Current
2.0 2.0 2.0 T T J = 25°C J = 25°C T 1.8 1.8 R 1.8 J = 25°C V V LOAD = 50Ω OUT = OUT = VSENSE VOUT = I 1.6 V R SENSE LOAD = 33Ω 1.6 LOAD = 100mA* 1.6 VADJ R I LOAD = 38Ω LOAD = 100mA* 1.4 1.4 1.4 ILOAD = 100mA* 1.2 1.2 1.2 RLOAD = 100Ω R 1.0 LOAD = 66Ω 1.0 I 1.0 RLOAD = 75Ω LOAD = 50mA* ILOAD = 50mA* ILOAD = 50mA* 0.8 0.8 0.8 0.6 0.6 0.6 R R LOAD = 500Ω R LOAD = 330Ω LOAD = 375Ω GROUND PIN CURRENT (mA) GROUND PIN CURRENT (mA) 0.4 0.4 GROUND PIN CURRENT (mA) I 0.4 I LOAD = 10mA* I LOAD = 10mA* LOAD = 10mA* 0.2 0.2 0.2 *FOR V *FOR V OUT = 3.3V OUT = 5V *FOR VOUT = 3.75V 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 112935 G11 112935 G10 112935 G12 112935ff 6