Datasheet OP27 (Analog Devices) - 9

Data Sheet OP27
5 60 TA = 25
q
C OP27C 50 40 4 z) 30 OP27A AT 10Hz ) /
—
H 20 V (
P
V (n E G 10 A OP27A ISE T 0 O 3 L N O E AT 1kHz V –10 G OP27A A –20 T SET L F O F –30 V 2 O –40 TRIMMING WITH –50 10k
:
POT DOES NOT CHANGE –60 TCVOS 1 OP27C
0
–70 0 10 20 30 40
1 3 -0 1 7
–75 –50 –25 0 25 50 75 100 125 150 175
-0 1 7
TOTAL SUPPLY VOLTAGE, V+ – V–, (V)
3 1 0 3 0
TEMPERATURE (
q
C)
0 0 Figure 10. Voltage Noise Density vs. Supply Voltage Figure 13. Offset Voltage Drift of Five Representative Units vs. Temperature
10.0 6 4 ) 2 (
P
V 0 z) E G /
—
H A –2 A T L (p O –4 V ISE –6 O 1.0 SET N F 6 T F EN O 4 R IN R E 2 U G C N A 0 H I/F CORNER = 140Hz C –2 –4 0.1 –6
1 4
10 100 1k 10k
1
0 1 2 3 4 5 6 7
1 -0 -0 7 7 1 1
FREQUENCY (Hz)
3 3 0
TIME (Months)
0 0 0 Figure 11. Current Noise Density vs. Frequency Figure 14. Long-Term Offset Voltage Drift of Six Representative Units
5.0 T ) A = 25
q
C VS = 15V (
P
V E G 10 ) 4.0 A T A L O OP27 C/G (m T T A = +125
q
C V EN SET R F R OP27 F 3.0 F U O C T Y 5 T PU OP27 A/E A = –55
q
C PPL IN SU IN 2.0 E G T N A = +25
q
C A H C 1.0 1
2 5 1
5 15 25 35 45
1
0 1 2 3 4 5
-0 -0 7 7 1 1
TOTAL SUPPLY VOLTAGE (V)
3
TIME AFTER POWER ON (Min)
3 0 0 0 0 Figure 12. Supply Current vs. Supply Voltage Figure 15. Warm-Up Offset Voltage Drift Rev. H | Page 9 of 21