Datasheet ADP1762 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 2 A, Low VIN, Low Noise, CMOS Linear Regulator |
| Seiten / Seite | 18 / 9 — Data Sheet. ADP1762. –10. VIN = 1.1V. –20. VIN = 1.2V. 1V/µs SLEW RATE. … |
| Revision | C |
| Dateiformat / Größe | PDF / 928 Kb |
| Dokumentensprache | Englisch |
Data Sheet. ADP1762. –10. VIN = 1.1V. –20. VIN = 1.2V. 1V/µs SLEW RATE. VIN = 1.3V. –30. IN = 1.4V. VIN = 1.5V. VIN. VIN = 1.6V. –40. –50. B) (d –60
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Data Sheet ADP1762 –10 VIN = 1.1V –20 VIN = 1.2V 1V/µs SLEW RATE VIN = 1.3V V –30 IN = 1.4V VIN = 1.5V VIN VIN = 1.6V –40 –50 B) (d –60 RR VOUT S P 1 –70 2 –80 –90 –100 –110 CH1 5.00mV CH2 500mV M2.00µs A CH2 1.68V
116 9 2-
1 10 100 1k 10k 100k 1M 10M
-01
T 17.50%
92 12 22
FREQUENCY (Hz)
129 Figure 16. Line Transient Response, Load Current = 2 A, Figure 19. Power Supply Rejection Ratio (PSRR) vs. Frequency for Various VIN, VIN = 1.5 V to 1.98 V Step, VOUT = 1.3 V VOUT = 0.9 V, Load Current = 2 A
16 –10 V V IN = 1.5V OUT = 1.3V (10Hz TO 100kHz) –20 VIN = 1.6V 14 VIN = 1.7V VIN = 1.8V –30 VIN = 1.9V 12 VIN = 1.98V –40 s) 10 rm –50 B) (d (µV 8 –60 RR ISE S O P –70 6 N –80 4 –90 2 VOUT = 1.3V (100Hz TO 100kHz) –100 0 –110
0
0.1 1 10
013
1 10 100 1k 10k 100k 1M 10M
-02 2-
LOAD CURRENT (A)
922 1292
FREQUENCY (Hz)
12 Figure 17. Noise vs. Load Current for Various Output Voltages Figure 20. Power Supply Rejection Ratio (PSRR) vs. Frequency for Various VIN, VOUT = 1.3 V, Load Current = 2 A
10k –10 VIN = 1.7V VIN = 1.8V –20 V z) IN = 1.9V VIN = 1.98V 1k /√H –30 V (n –40 TY SI 100 –50 EN B) (d D L –60 A RR R S T 10 P –70 SPEC –80 ISE 1 O –90 N VOUT = 0.9V V –100 OUT = 1.3V VOUT = 1.5V 0.1
5
–110
1
10 100 1k 10k 100k
-01
1 10 100 1k 10k 100k 1M 10M
-02 22
FREQUENCY (Hz)
922 129
FREQUENCY (Hz)
12 Figure 18. Noise Spectral Density vs. Frequency for Various Output Voltages, Figure 21. Power Supply Rejection Ratio (PSRR) vs. Frequency for ILOAD = 100 mA Various VIN, VOUT = 1.5 V, Load Current = 2 A Rev. C | Page 9 of 18 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 Thermal Considerations PCB Layout Considerations Outline Dimensions Ordering Guide
116 9 2-
1 10 100 1k 10k 100k 1M 10M
-01
T 17.50%
92 12 22
FREQUENCY (Hz)
129 Figure 16. Line Transient Response, Load Current = 2 A, Figure 19. Power Supply Rejection Ratio (PSRR) vs. Frequency for Various VIN, VIN = 1.5 V to 1.98 V Step, VOUT = 1.3 V VOUT = 0.9 V, Load Current = 2 A
16 –10 V V IN = 1.5V OUT = 1.3V (10Hz TO 100kHz) –20 VIN = 1.6V 14 VIN = 1.7V VIN = 1.8V –30 VIN = 1.9V 12 VIN = 1.98V –40 s) 10 rm –50 B) (d (µV 8 –60 RR ISE S O P –70 6 N –80 4 –90 2 VOUT = 1.3V (100Hz TO 100kHz) –100 0 –110
0
0.1 1 10
013
1 10 100 1k 10k 100k 1M 10M
-02 2-
LOAD CURRENT (A)
922 1292
FREQUENCY (Hz)
12 Figure 17. Noise vs. Load Current for Various Output Voltages Figure 20. Power Supply Rejection Ratio (PSRR) vs. Frequency for Various VIN, VOUT = 1.3 V, Load Current = 2 A
10k –10 VIN = 1.7V VIN = 1.8V –20 V z) IN = 1.9V VIN = 1.98V 1k /√H –30 V (n –40 TY SI 100 –50 EN B) (d D L –60 A RR R S T 10 P –70 SPEC –80 ISE 1 O –90 N VOUT = 0.9V V –100 OUT = 1.3V VOUT = 1.5V 0.1
5
–110
1
10 100 1k 10k 100k
-01
1 10 100 1k 10k 100k 1M 10M
-02 22
FREQUENCY (Hz)
922 129
FREQUENCY (Hz)
12 Figure 18. Noise Spectral Density vs. Frequency for Various Output Voltages, Figure 21. Power Supply Rejection Ratio (PSRR) vs. Frequency for ILOAD = 100 mA Various VIN, VOUT = 1.5 V, Load Current = 2 A Rev. C | Page 9 of 18 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 Thermal Considerations PCB Layout Considerations Outline Dimensions Ordering Guide