Datasheet ADR3512 (Analog Devices) - 10

ADR3512 Data Sheet 100 VIN = 5.5 V 90 ENABLE 2V/DIV 80 CIN = CL = 0.1µF VIN = 5V A) 70 R µ L = 1kΩ ( NT 60 1 RE 50 CUR 40 LY P P U 30 S 20 2 VOUT = 2V/DIV
7 2
TIME = 200µs/DIV
-0
10
3 1 111
0
0
–40 –25 –10 5 20 35 50 65 80 95 110 125
03
TEMPERATURE (°C)
113- 1 1 Figure 27. ADR3550 Shutdown Response Figure 30. Supply Current vs. Temperature
2.0 VIN = 100mV/DIV –40°C 5.5V 1.8 +25°C CIN = CL = 0.1µF +125°C 1.6 1 ) A 1.4 (m 5.2V 1.2 NT RRE 1.0 CU 0.8 LY P UP 0.6 2 S VOUT = 5mV/DIV 0.4
28
TIME = 1ms/DIV
0
0.2
113- 1 1
0 0 10 20 30 40 50 60 70 80 90 100
310
ENABLE VOLTAGE (% of VIN)
113- 1 1 Figure 28. ADR3550 Line Transient Response Figure 31. Supply Current vs. ENABLE Pin Voltage
10 I CL = 0.1µF L +10mA SOURCING CL = 1.1µF SINKING SINKING –3mA ) (Ω 1 C NCE IN = 0.1µF C DA L = 0.1µF E RL = 500Ω P M I 5.0V UT P 0.1 UT O VOUT = 20mV/DIV
29
TIME = 1ms/DIV
0 113- 1 1
0.010.01 0.1 1 10 100 1k 10k
032
FREQUENCY (Hz)
113- 1 1 Figure 29. ADR3550 Load Transient Response Figure 32. ADR3550 Output Impedance vs. Frequency Rev. E | Page 10 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