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OP37GPZ Datasheet, PDF (8/16 Pages) Analog Devices – Low Noise, Precision, High Speed tional Amplifier | |||
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OP37
60
OP37C
50
40
OP37B
30
OP37A
20
10
OP37B
0
OP37A
â10
OP37A
â20
â30
â40 TRIMMING WITH
OP37B
â50
10kâ POT DOES
NOT CHANGE
â60 TCVOS
â70
OP37C
â75 â50 â25 0 25 50 75 100 125 150 175
TEMPERATURE â ØC
TPC 10. Offset Voltage Drift of Eight
Representative Units vs. Temperature
6
4
2
0
â2
â4
â6
6
4
2
0
â2
â4
â6
0
1234
567
TIME â MONTHS
TPC 11. Long-Term Offset Voltage
Drift of Six Representative Units
TA = 25ØC
VS = Ø15V
10
5
OP37C/G
OP37F
OP37A/E
1
0
1
2
3
4
5
TIME AFTER POWER ON â MINUTES
TPC 12. Warm Up Offset Voltage Drift
30
25
TA =
20 25ØC
15
VS = +15V
TA = 70ØC
THERMAL SHOCK
RESPONSE BAND
10
5
DEVICE IMMERSED
IN 70ØC OIL BATH
0
â20
0
20 40 60 80 100
TIME â Seconds
TPC 13. Offset Voltage Change Due
to Thermal Shock
140
TA = 25ØC
120
VS = Ø15V
RL 2kâ
100
80
60
40
20
0
1 10 102 103 104 105 106 107 108
FREQUENCY â Hz
TPC 16. Open-Loop Gain vs. Frequency
50
VS = +15V
40
30
OP37C
20
10 OP37B
OP37A
0
â50 â25 0 25 50 75 100 125 150
TEMPERATURE â ØC
TPC 14. Input Bias Current vs. Temperature
80
75
70
65
60
55
30
25
20
15
10
â50 â25
90
â½M
VS = Ø15V 85
80
75
70
GBW
65
60
55
SLEW
0 25 50 75
TEMPERATURE â ØC
50
45
40
100 125
TPC 17. Slew Rate, Gain Bandwidth
Product, Phase Margin vs. Temperature
50
VS = Ø15V
40
30
20
OP37C
10 OP37B
OP37A
0
â75 â50 â25 0 25 50 75 100 125
TEMPERATURE â ØC
TPC 15. Input Offset Current vs.
Temperature
60
â80
TA = 25ØC
50
VS = Ø15V â100
40
â120
PHASE
30
MARGIN
â140
= 71Ø
20
â160
AV = 5
10
â180
0
â200
â10
100k
1M
10M
FREQUENCY â Hz
â220
100M
TPC 18. Gain, Phase Shift vs. Frequency
â8â
REV. B
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