Datasheet AD8209 (Analog Devices) - 7

Data Sheet AD8209 TYPICAL PERFORMANCE CHARACTERISTICS
TOPR = −40°C to +125°C, TA = 25°C, VS = 5 V, RL = 25 kΩ (RL is the output load resistor), unless otherwise noted.
0.70 1500 0.55 1250 0.40 1000 0.25 ) 750 m p 0.10 p 500 V) ( (m I –0.05 OR 250 R OS R V –0.20 E 0 IN –0.35 GA –250 –0.50 –500 –0.65 –750 –0.80 –1000 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90 100 110 120
5 04 0
–40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90 100 110 120
00 1- 61-
TEMPERATURE (°C)
46 84
TEMPERATURE (°C)
0 08 Figure 4. Typical Offset Drift vs. Temperature Figure 7. Typical Gain Error vs. Temperature
30 0.47 25 0.42 A) 20 m ( 0.37 15 NT 0.32 RRE ) 10 0.27 B CU d ( 5 AS 0.22 IN BI GA 0 UT 0.17 NP –5 I 0.12 L TA –10 O 0.07 T –15 0.02 –20 –0.03
2
1k 10k 100k 1M
02
–2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44
06 0 1- 1-
FREQUENCY (Hz)
46
INPUT COMMON-MODE (V)
46 08 08 Figure 5. Typical Small-Signal Bandwidth Figure 8. Total Input Bias Current vs. Common-Mode Voltage, with +IN and –IN Pins Connected (Shorted)
140 –35 130 120 +125°C –30 +25°C A) 110 n ( –40°C –40°C NT 100 –25 B) RRE +25°C d 90 R ( CU R 80 AS +125°C CM BI –20 70 UT 60 NP A2 I 50 –15 40 30
12
–10 10 100 1k 10k 100k 1M
0 07 1-
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4
0 1-
FREQUENCY (Hz)
846 0
A2 INPUT VOLTAGE (V)
46 08 Figure 6. Typical CMRR vs. Frequency Figure 9. Input Bias Current of A2 vs. Input Voltage and Temperature Rev. C | Page 7 of 16 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION HIGH-SIDE CURRENT SENSINGWITH A LOW-SIDE SWITCH HIGH-RAIL CURRENT SENSING LOW-SIDE CURRENT SENSING 4 mA to 20 mA Current Loop Receiver GAIN ADJUSTMENT Gains Less than 14 Gains Greater than 14 GAIN TRIM Internal Signal Overload Considerations LOW-PASS FILTERING HIGH LINE CURRENT SENSINGWITH LPF AND GAIN ADJUSTMENT OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS