Datasheet ADP1764 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | 4 A, Low VIN, Low Noise, CMOS Linear Regulator |
| Páginas / Página | 20 / 9 — Data Sheet. ADP1764. 1000. VIN = 1.10V. ILOAD = 0.1A. IN = 1.30V. LOAD = … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 789 Kb |
| Idioma del documento | Inglés |
Data Sheet. ADP1764. 1000. VIN = 1.10V. ILOAD = 0.1A. IN = 1.30V. LOAD = 1.0A. IN = 1.50V. ILOAD = 2.0A. 100. VIN = 1.70V. IN = 1.90V
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Data Sheet ADP1764 1000 24 VIN = 1.10V ILOAD = 0.1A V 22 IN = 1.30V I V LOAD = 1.0A IN = 1.50V 20 ILOAD = 2.0A 100 VIN = 1.70V V I IN = 1.90V LOAD = 3.0A V 18 I IN = 1.98V LOAD = 4.0A 16 ) A 10 ) 14 (µ A D (m 12 _S D D 1 I GN I GN 10 8 6 0.1 4 2 0.01 0 –40 –20 0 20 40 60 80 100 120 140
16 0 9-
1.1 1.2 1.3 1.4 1.5
019 9-
TEMPERATURE (°C)
93 14
VIN (V)
1493 Figure 16. Shutdown Current (IGND_SD) vs. Temperature at Figure 19. Ground Current (IGND) vs. Input Voltage (VIN) in Dropout, Various Input Voltages (VIN), VOUT = 0.9 V VOUT = 1.3 V
0.10 T 0.09 0.08 SLEW RATE = 4A/µs I 0.07 OUT 3 0.06 (V) TUO 0.05 P O VOUT DR 0.04 V 1 0.03 0.02 0.01 0
0
0.1 1 10
17
B
-02 0
CH1 50mV 5GS/s 4.00µs CH3 2.44A W
9- 39
CH3 2A B 1M points LOAD CURRENT (A)
93
W T 11.04000µs
149 14 Figure 17. Dropout Voltage (VDROPOUT) vs. Load Current (ILOAD), VOUT = 1.3 V Figure 20. Load Transient Response, COUT = 22 μF, VIN = 1.8 V, VOUT = 1.3 V
1.32 T 1.31 1.30 SLEW RATE = 4A/µs 1.29 IOUT 1.28 3 1.27 (V) T 1.26 OU V V OUT 1.25 1 1.24 1.23 ILOAD = 0.1A I 1.22 LOAD = 1.0A ILOAD = 2.0A 1.21 ILOAD = 3.0A ILOAD = 4.0A 1.20
1
B 1.25 1.30 1.35 1.40 1.45 1.50 CH1 50mV 5GS/s 4.00µs CH3 2.44A
-02 018
W
39 9-
CH3 2A B 1M points W T 11.16000µs V
149
IN (V)
1493 Figure 18. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout, Figure 21. Load Transient Response, COUT = 47 μF, VIN = 1.8 V, VOUT = 1.3 V VOUT = 1.3 V Rev. A | Page 9 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUITS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR: RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE/PARAMETER ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SOFT START FUNCTION ADJUSTABLE OUTPUT VOLTAGE ENABLE FEATURE POWER-GOOD (PG) FEATURE APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION PARALLELING ADP1764 DEVICES FOR HIGH CURRENT APPLICATIONS THERMAL CONSIDERATIONS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
16 0 9-
1.1 1.2 1.3 1.4 1.5
019 9-
TEMPERATURE (°C)
93 14
VIN (V)
1493 Figure 16. Shutdown Current (IGND_SD) vs. Temperature at Figure 19. Ground Current (IGND) vs. Input Voltage (VIN) in Dropout, Various Input Voltages (VIN), VOUT = 0.9 V VOUT = 1.3 V
0.10 T 0.09 0.08 SLEW RATE = 4A/µs I 0.07 OUT 3 0.06 (V) TUO 0.05 P O VOUT DR 0.04 V 1 0.03 0.02 0.01 0
0
0.1 1 10
17
B
-02 0
CH1 50mV 5GS/s 4.00µs CH3 2.44A W
9- 39
CH3 2A B 1M points LOAD CURRENT (A)
93
W T 11.04000µs
149 14 Figure 17. Dropout Voltage (VDROPOUT) vs. Load Current (ILOAD), VOUT = 1.3 V Figure 20. Load Transient Response, COUT = 22 μF, VIN = 1.8 V, VOUT = 1.3 V
1.32 T 1.31 1.30 SLEW RATE = 4A/µs 1.29 IOUT 1.28 3 1.27 (V) T 1.26 OU V V OUT 1.25 1 1.24 1.23 ILOAD = 0.1A I 1.22 LOAD = 1.0A ILOAD = 2.0A 1.21 ILOAD = 3.0A ILOAD = 4.0A 1.20
1
B 1.25 1.30 1.35 1.40 1.45 1.50 CH1 50mV 5GS/s 4.00µs CH3 2.44A
-02 018
W
39 9-
CH3 2A B 1M points W T 11.16000µs V
149
IN (V)
1493 Figure 18. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout, Figure 21. Load Transient Response, COUT = 47 μF, VIN = 1.8 V, VOUT = 1.3 V VOUT = 1.3 V Rev. A | Page 9 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUITS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR: RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE/PARAMETER ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SOFT START FUNCTION ADJUSTABLE OUTPUT VOLTAGE ENABLE FEATURE POWER-GOOD (PG) FEATURE APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION PARALLELING ADP1764 DEVICES FOR HIGH CURRENT APPLICATIONS THERMAL CONSIDERATIONS PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE