Datasheet ADT75 (Analog Devices) - 9

Data Sheet ADT75 TYPICAL PERFORMANCE CHARACTERISTICS 1.0 7 TA = 30°C 0.8 6 0.6
°
C) A) µ 5 0.4 V ( DD = 3.3V NT 0.2 4 0 N CURRE 3 –0.2 W VDD = 5V DO –0.4 2 HUT TEMPERATURE ERROR ( S –0.6 1 –0.8 –1.0
05326-023
0
026
–55 –35 –15 5 25 45 65 85 105 125 2.6 3.1 3.6 4.1 4.6 5.1 5.6 TEMPERATURE (
°
C) SUPPLY VOLTAGE (V)
05326- Figure 5. Temperature Accuracy at 3.3 V and 5 V Figure 8. Shutdown Current vs. Supply Voltage at 30°C
500 0.05 CONVERTING @ 5.5V TA = 25
°
C 450 0.04 A 0.1
µ
F CAPACITOR IS CONNECTED AT THE VDD PIN. CONVERTING @ 3.3V 400 0.03
°
C) VDD = 5V
±
10%
µ
A) 350 0.02 300 0.01 250 0 200 –0.01 AVERAGE @ 5.5V 150 –0.02 SUPPLY CURRENT ( AVERAGE @ 3.3V TEMPERATURE ERROR ( 100 –0.03 VDD = 3.3V
±
10% 50 –0.04 0
05326-024
–0.05
05326-027
–55 –35 –15 5 25 45 65 85 105 125 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (
°
C) SUPPLY RIPPLE FREQUENCY (MHz)
Figure 6. Operating Supply Current vs. Temperature Figure 9. Temperature Accuracy vs. Supply Ripple Frequency
240 0.025 TA = 30°C 235 0.020 A) µ 0.015 ( 230
°
C) NT 0.010 225 MSOP PACKAGE 0.005 CURRE 220 Y L 0 P 215 UP –0.005 S E 210 –0.010 SOIC PACKAGE RAG E 205 TEMPERATURE ERROR ( –0.015 AV 200 –0.020 195 –0.025
05326-028 025
2.6 3.1 3.6 4.1 4.6 5.1 5.6 0 2 4 6 8 10 12 14 SUPPLY VOLTAGE (V)
05326-
RECOVERY TIME AT 25
°
C (Hours)
Figure 7. Average Operating Supply Current vs. Supply Voltage at 30°C Figure 10. Response to Thermal Shock Rev. B | Page 9 of 24 Document Outline Features Applications Product Highlights Functional Block Diagram Table of Contents Revision History General Description Specifications A Grade B Grade Timing Specifications and Diagram Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Circuit Information Converter Details Functional Description Temperature Data Format Temperature Conversion Formulas One-Shot Mode Fault Queue Registers Address Pointer Register Temperature Value Register Configuration Register THYST Setpoint Register TOS Setpoint Register Serial Interface Serial Bus Address Writing Data Writing to the Address Pointer Register for a Subsequent Read Writing Data to a Register Reading Data OS/Alert Output OverTemperature Modes Comparator Mode Interrupt Mode SMBus Alert Applications Information Thermal Response Time Self-Heating Effects Supply Decoupling Temperature Monitoring Outline Dimensions Ordering Guide