Datasheet ADR3512 (Analog Devices) - 8

ADR3512 Data Sheet 0 C ) L = 1.1µF C IN –10 IN = 0.1µF /V T –20 OU VBd –30 ( TIO –40 A R 1 N –50 IO CT –60 JE RE 10µV/DIV E –70 L P P –80 RI
18 -0
–90
113
10 100 1k 10k 100k CH1 pk-pk = 33.4µV CH1 RMS = 5.68µV
1 1 -015
FREQUENCY (Hz)
113 1 1 Figure 15. ADR3525 Ripple Rejection Ratio vs. Frequency Figure 18. ADR3550 Output Voltage Noise (0.1 Hz to 10 Hz)
CIN = CL = 0.1µF RL = ∞ 1 VIN = 2V/DIV 1 TIME = 200µs/DIV 100µV/DIV 2
6 1
VOUT = 1V/DIV
-0 3 1 19 111 -0
CH1 pk-pk = 446µV CH1 RMS = 60.3µV
113 1 1 Figure 16. ADR3525 Start-Up Response Figure 19. ADR3550 Output Voltage Noise (10 Hz to 10 kHz)
12 ENABLE V 10 ENABLE = 1V/DIV V ) IN = 3.0V CIN = CL = 0.1µF /√Hz RL = ∞ -p 8 Vp µ 1 Y( 6 IT S N E VOUT = 1V/DIV 4 ED IS O TIME = 200µs/DIV N 2 2
7 1 -0 3 1 111
0 0.1 1 10 100 1k 10k
020
FREQUENCY (Hz)
113- 1 1 Figure 17. ADR3525 Restart Response from Shutdown Figure 20. ADR3550 Output Noise Spectral Density Rev. E | Page 8 of 16 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION LONG-TERM OUTPUT VOLTAGE DRIFT POWER DISSIPATION APPLICATIONS INFORMATION BASIC VOLTAGE REFERENCE CONNECTION INPUT AND OUTPUT CAPACITORS 4-WIRE KELVIN CONNECTIONS VIN SLEW RATE CONSIDERATIONS SHUTDOWN/ENABLE FEATURE SAMPLE APPLICATIONS Negative Reference Bipolar Output Reference Boosted Output Current Reference OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS