Datasheet ADM7160 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | Ultralow Noise, 200 mA, Linear Regulator |
| 页数 / 页 | 24 / 7 — Data Sheet. ADM7160. TYPICAL PERFORMANCE CHARACTERISTICS. 100. VOUT = … |
| 修订版 | A |
| 文件格式/大小 | PDF / 677 Kb |
| 文件语言 | 英语 |
Data Sheet. ADM7160. TYPICAL PERFORMANCE CHARACTERISTICS. 100. VOUT = 3.3V V. OUT = 2.5V. OUT = 3.3V. OUT = 1.8V. NOISE FLOOR
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Data Sheet ADM7160 TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 2.9 V, VOUT = 2.5 V, ILOAD = 1 mA, CIN = COUT = 4.7 µF, TA = 25°C, unless otherwise noted.
1k 100 VOUT = 3.3V V V OUT = 2.5V OUT = 3.3V V V OUT = 1.8V OUT = 2.5V NOISE FLOOR VOUT = 1.8V 100 ) ) s m µV r 10 (nV/√Hz 10 D ISE ( NS O N 1 0.1 1
007
10 100 1k 10k 100k 1M
005
0.01 0.1 1 10 100 1000 FREQUENCY (Hz)
1334-
I
1334- 1
LOAD (mA)
1 Figure 4. Noise Spectral Density at Various Output Voltages, ILOAD = 10 mA Figure 7. RMS Noise vs. Load Current, 10 Hz to 100 kHz
1k 100 VOUT = 3.3V V V OUT = 2.5V OUT = 3.3V V V OUT = 1.8V OUT = 2.5V NOISE FLOOR VOUT = 1.8V 100 ) ) s m µV r 10 (nV/√Hz 10 D ISE ( NS O N 1 0.1 1
008
10 100 1k 10k 100k 1M
006
0.01 0.1 1 10 100 1000 FREQUENCY (Hz)
1334-
I
1334- 1
LOAD (mA)
1 Figure 5. Noise Spectral Density at Various Output Voltages, ILOAD = 200 mA Figure 8. RMS Noise vs. Load Current, 10 Hz to 1 MHz
10k 1k z) √H V/ (n 100 SD N 10 1 0.1 1 10 100 1k
103
FREQUENCY (Hz)
1334- 1 Figure 6. Noise Spectral Density, 0.1 Hz to 1 kHz Rev. A | Page 7 of 24 Document Outline Features Applications Application Circuit General Description Table of Contents Revision History Specifications Input and Output Capacitors, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Enable Feature Soft Start Current-Limit and Thermal Overload Protection Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Thermal Considerations PCB Layout Considerations Typical Application Circuits Outline Dimensions Ordering Guide
VIN = 2.9 V, VOUT = 2.5 V, ILOAD = 1 mA, CIN = COUT = 4.7 µF, TA = 25°C, unless otherwise noted.
1k 100 VOUT = 3.3V V V OUT = 2.5V OUT = 3.3V V V OUT = 1.8V OUT = 2.5V NOISE FLOOR VOUT = 1.8V 100 ) ) s m µV r 10 (nV/√Hz 10 D ISE ( NS O N 1 0.1 1
007
10 100 1k 10k 100k 1M
005
0.01 0.1 1 10 100 1000 FREQUENCY (Hz)
1334-
I
1334- 1
LOAD (mA)
1 Figure 4. Noise Spectral Density at Various Output Voltages, ILOAD = 10 mA Figure 7. RMS Noise vs. Load Current, 10 Hz to 100 kHz
1k 100 VOUT = 3.3V V V OUT = 2.5V OUT = 3.3V V V OUT = 1.8V OUT = 2.5V NOISE FLOOR VOUT = 1.8V 100 ) ) s m µV r 10 (nV/√Hz 10 D ISE ( NS O N 1 0.1 1
008
10 100 1k 10k 100k 1M
006
0.01 0.1 1 10 100 1000 FREQUENCY (Hz)
1334-
I
1334- 1
LOAD (mA)
1 Figure 5. Noise Spectral Density at Various Output Voltages, ILOAD = 200 mA Figure 8. RMS Noise vs. Load Current, 10 Hz to 1 MHz
10k 1k z) √H V/ (n 100 SD N 10 1 0.1 1 10 100 1k
103
FREQUENCY (Hz)
1334- 1 Figure 6. Noise Spectral Density, 0.1 Hz to 1 kHz Rev. A | Page 7 of 24 Document Outline Features Applications Application Circuit General Description Table of Contents Revision History Specifications Input and Output Capacitors, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Enable Feature Soft Start Current-Limit and Thermal Overload Protection Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Thermal Considerations PCB Layout Considerations Typical Application Circuits Outline Dimensions Ordering Guide