Datasheet ADP7185 (Analog Devices) - 10
| Fabricante | Analog Devices |
| Descripción | -500 mA, Ultralow Noise, High PSRR, Low Dropout Linear Regulator |
| Páginas / Página | 19 / 10 — ADP7185. Data Sheet. –20. –40. –60. E (m. G A. –80. T L. –100. VO T U. … |
| Formato / tamaño de archivo | PDF / 855 Kb |
| Idioma del documento | Inglés |
ADP7185. Data Sheet. –20. –40. –60. E (m. G A. –80. T L. –100. VO T U. –120. UND CUR. –140. R D. –160. –180. –200
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ADP7185 Data Sheet 0 0 –20 –1 –40 A) V) m –60 ( –2 E (m NT G A –80 RE T L –3 –100 VO T U –120 UND CUR –4 PO RO O –140 G R D –160 –5 –180 –6 –200
5
–500 –450 –400 –350 –300 –250 –200 –150 –100 –50 0
08 0
–1000 –100 –10
32 2- 2-
ILOAD (mA)
393
ILOAD (mA)
393 1 1 Figure 22. Ground Current vs. Load Current (ILOAD), VOUT = −3.3 V Figure 25. Dropout Voltage vs. Load Current (ILOAD), VOUT = −3.3 V
0 –3.14 NO LOAD –1 –3.16 ILOAD = –10mA ILOAD = –100mA I –3.18 LOAD = –300mA –2 A) ILOAD = –500mA (m –3.20 NT –3 E ) –3.22 (V –4 T OUV –3.24 UND CURR –5 –3.26 RO G –6 NO LOAD –3.28 ILOAD = –10mA –7 ILOAD = –100mA I –3.30 LOAD = –300mA ILOAD = –500mA –8 –3.32 –5.5 –5.3 –5.1 –4.9 –4.7 –4.5 –4.3 –4.1 –3.9
09 26 0
–3.9 –3.8 –3.7 –3.6 –3.5 –3.4 –3.3 –3.2
3
V
32- 32-
IN (V) VIN (V)
139 139 Figure 23. Ground Current vs. Input Voltage (VIN), VOUT = −3.3 V Figure 26. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout at Various Loads, VOUT = −3.3 V
0 0 –0.5 –1.0 –5 A) ) µ A ( –1.5 m ( NT –2.0 NT –10 URRE –2.5 N C URRRE W –3.0 D C –15 DO UN –3.5 O HUT R S VIN = –3.8V G –4.0 VIN = –4.0V –20 ILOAD = –10mA VIN = –4.5V ILOAD = –100mA –4.5 VIN = –5.0V ILOAD = –300mA VIN = –5.5V ILOAD = –500mA –5.0 –25 –40 –20 0 20 40 60 80 100 120 140
10 0 27 2-
–3.9 –3.7 –3.5 –3.3 –3.1 –2.9 –2.7
3
JUNCTION TEMPERATURE (°C)
93 32- 13
VIN (V)
139 Figure 24. Shutdown Current vs. Junction Temperature at Figure 27. Ground Current vs. Input Voltage (VIN) in Dropout at Various Input Voltages, VOUT = −3.3 V Various Loads, VOUT = −3.3 V Rev. 0 | Page 10 of 19 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ADJUSTABLE MODE OPERATION ENABLE PIN OPERATION START-UP TIME APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor CA and CAFB Capacitors Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT (UVLO) CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
5
–500 –450 –400 –350 –300 –250 –200 –150 –100 –50 0
08 0
–1000 –100 –10
32 2- 2-
ILOAD (mA)
393
ILOAD (mA)
393 1 1 Figure 22. Ground Current vs. Load Current (ILOAD), VOUT = −3.3 V Figure 25. Dropout Voltage vs. Load Current (ILOAD), VOUT = −3.3 V
0 –3.14 NO LOAD –1 –3.16 ILOAD = –10mA ILOAD = –100mA I –3.18 LOAD = –300mA –2 A) ILOAD = –500mA (m –3.20 NT –3 E ) –3.22 (V –4 T OUV –3.24 UND CURR –5 –3.26 RO G –6 NO LOAD –3.28 ILOAD = –10mA –7 ILOAD = –100mA I –3.30 LOAD = –300mA ILOAD = –500mA –8 –3.32 –5.5 –5.3 –5.1 –4.9 –4.7 –4.5 –4.3 –4.1 –3.9
09 26 0
–3.9 –3.8 –3.7 –3.6 –3.5 –3.4 –3.3 –3.2
3
V
32- 32-
IN (V) VIN (V)
139 139 Figure 23. Ground Current vs. Input Voltage (VIN), VOUT = −3.3 V Figure 26. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout at Various Loads, VOUT = −3.3 V
0 0 –0.5 –1.0 –5 A) ) µ A ( –1.5 m ( NT –2.0 NT –10 URRE –2.5 N C URRRE W –3.0 D C –15 DO UN –3.5 O HUT R S VIN = –3.8V G –4.0 VIN = –4.0V –20 ILOAD = –10mA VIN = –4.5V ILOAD = –100mA –4.5 VIN = –5.0V ILOAD = –300mA VIN = –5.5V ILOAD = –500mA –5.0 –25 –40 –20 0 20 40 60 80 100 120 140
10 0 27 2-
–3.9 –3.7 –3.5 –3.3 –3.1 –2.9 –2.7
3
JUNCTION TEMPERATURE (°C)
93 32- 13
VIN (V)
139 Figure 24. Shutdown Current vs. Junction Temperature at Figure 27. Ground Current vs. Input Voltage (VIN) in Dropout at Various Input Voltages, VOUT = −3.3 V Various Loads, VOUT = −3.3 V Rev. 0 | Page 10 of 19 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ADJUSTABLE MODE OPERATION ENABLE PIN OPERATION START-UP TIME APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor CA and CAFB Capacitors Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT (UVLO) CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE