Datasheet ADM7171 (Analog Devices) - 7
| Hersteller | Analog Devices |
| Beschreibung | 6.5 V, 1 A, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO |
| Seiten / Seite | 23 / 7 — Data Sheet. ADM7171. TYPICAL PERFORMANCE CHARACTERISTICS. 5.10. ILOAD = … |
| Revision | E |
| Dateiformat / Größe | PDF / 1.2 Mb |
| Dokumentensprache | Englisch |
Data Sheet. ADM7171. TYPICAL PERFORMANCE CHARACTERISTICS. 5.10. ILOAD = 100µA. 5.08. ILOAD = 10mA. ILOAD = 100mA. 5.06. ILOAD = 500mA
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Data Sheet ADM7171 TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 5.5 V, VOUT = 5 V, ILOAD = 10 mA, CIN = COUT = 4.7 μF, TA = 25°C, unless otherwise noted.
5.10 7 ILOAD = 100µA 5.08 ILOAD = 10mA 6 ILOAD = 100mA 5.06 ILOAD = 500mA I ) LOAD = 1000mA 5.04 5 (mA T ) 5.02 N V 4 ( RE T 5.00 UR OUV C 3 4.98 ND U 4.96 O R 2 G I 4.94 LOAD = 100µA ILOAD = 10mA I 1 4.92 LOAD = 100mA ILOAD = 500mA ILOAD = 1000mA 4.90 0 –40 –5 25 85 125
004
–40 –5 25 85 125
007
JUNCTION TEMPERATURE (°C)
298- 298- 12
JUNCTION TEMPERATURE (°C)
12 Figure 4. Output Voltage (VOUT) vs. Junction Temperature Figure 7. Ground Current vs. Junction Temperature
5.05 7 5.04 6 5.03 ) 5 5.02 (mA 5.01 NT 4 V) ( RRE T 5.00 OU CU V 3 4.99 ND U O 4.98 R 2 G 4.97 1 4.96 4.95 0 0.1 1 10 100 1000
05
0.1 1 10 100 1000
0 008 98-
I I LOAD (mA) LOAD (mA)
122 12298- Figure 5. Output Voltage (VOUT) vs. Load Current (ILOAD) Figure 8. Ground Current vs. Load Current (ILOAD)
5.05 7 ILOAD = 100µA 5.04 ILOAD = 10mA 6 ILOAD = 100mA 5.03 ILOAD = 500mA ILOAD = 1000mA 5.02 5 (mA) ) 5.01 NT V 4 ( RE T 5.00 OU CUR V 3 4.99 UND 4.98 RO 2 I G 4.97 LOAD = 100µA ILOAD = 10mA ILOAD = 100mA 1 4.96 ILOAD = 500mA ILOAD = 1000mA 4.95 0 5.4 5.6 5.8 6.0 6.2 6.4 6.6
006
5.5 5.7 5.9 6.1 6.3 6.5
09 0
VIN (V) V
12298-
IN (V)
2298- 1 Figure 6. Output Voltage (VOUT) vs. Input Voltage (VIN) Figure 9. Ground Current vs. Input Voltage (VIN) Rev. E | Page 7 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT 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 APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties PROGRAMMABLE PRECISION ENABLE UNDERVOLTAGE LOCKOUT SOFT START NOISE REDUCTION OF THE ADM7171 IN ADJUSTABLE MODE EFFECT OF NOISE REDUCTION ON START-UP TIME CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS TYPICAL APPLICATIONS CIRCUITS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
VIN = 5.5 V, VOUT = 5 V, ILOAD = 10 mA, CIN = COUT = 4.7 μF, TA = 25°C, unless otherwise noted.
5.10 7 ILOAD = 100µA 5.08 ILOAD = 10mA 6 ILOAD = 100mA 5.06 ILOAD = 500mA I ) LOAD = 1000mA 5.04 5 (mA T ) 5.02 N V 4 ( RE T 5.00 UR OUV C 3 4.98 ND U 4.96 O R 2 G I 4.94 LOAD = 100µA ILOAD = 10mA I 1 4.92 LOAD = 100mA ILOAD = 500mA ILOAD = 1000mA 4.90 0 –40 –5 25 85 125
004
–40 –5 25 85 125
007
JUNCTION TEMPERATURE (°C)
298- 298- 12
JUNCTION TEMPERATURE (°C)
12 Figure 4. Output Voltage (VOUT) vs. Junction Temperature Figure 7. Ground Current vs. Junction Temperature
5.05 7 5.04 6 5.03 ) 5 5.02 (mA 5.01 NT 4 V) ( RRE T 5.00 OU CU V 3 4.99 ND U O 4.98 R 2 G 4.97 1 4.96 4.95 0 0.1 1 10 100 1000
05
0.1 1 10 100 1000
0 008 98-
I I LOAD (mA) LOAD (mA)
122 12298- Figure 5. Output Voltage (VOUT) vs. Load Current (ILOAD) Figure 8. Ground Current vs. Load Current (ILOAD)
5.05 7 ILOAD = 100µA 5.04 ILOAD = 10mA 6 ILOAD = 100mA 5.03 ILOAD = 500mA ILOAD = 1000mA 5.02 5 (mA) ) 5.01 NT V 4 ( RE T 5.00 OU CUR V 3 4.99 UND 4.98 RO 2 I G 4.97 LOAD = 100µA ILOAD = 10mA ILOAD = 100mA 1 4.96 ILOAD = 500mA ILOAD = 1000mA 4.95 0 5.4 5.6 5.8 6.0 6.2 6.4 6.6
006
5.5 5.7 5.9 6.1 6.3 6.5
09 0
VIN (V) V
12298-
IN (V)
2298- 1 Figure 6. Output Voltage (VOUT) vs. Input Voltage (VIN) Figure 9. Ground Current vs. Input Voltage (VIN) Rev. E | Page 7 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT 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 APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties PROGRAMMABLE PRECISION ENABLE UNDERVOLTAGE LOCKOUT SOFT START NOISE REDUCTION OF THE ADM7171 IN ADJUSTABLE MODE EFFECT OF NOISE REDUCTION ON START-UP TIME CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS TYPICAL APPLICATIONS CIRCUITS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE