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LT1970CFE Datasheet(PDF) 5 Page - Linear Technology

Part # LT1970CFE
Description  500mA Power Op Amp with Adjustable Precision Current Limit
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1970CFE Datasheet(HTML) 5 Page - Linear Technology

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5
LT1970
1970f
TYPICAL PERFOR A CE CHARACTERISTICS
Slew Rate vs Supply Voltage
Slew Rate vs Temperature
TEMPERATURE (
°C)
–50
–25
0
1.0
2.5
0
50
75
1970 G24
0.5
2.0
1.5
25
100
125
VS = ±15V
FALLING
RISING
SUPPLY VOLTAGE (
±V)
4
1.7
10
1970 G23
1.4
1.2
68
12
1.1
1.0
1.8
1.6
1.5
1.3
14
16
18
FALLING
RISING
AV = –1
RF = RG = 1k
TA = 25°C
Supply Current vs Supply Voltage
Open-Loop Gain and Phase
vs Frequency
Phase Margin vs Supply Voltage
SUPPLY VOLTAGE (
±V)
246
0
0.5
1.5
2.0
2.5
14
16
18
4.5
IV
+
IV
–
1870 G16
1.0
810
12
20
3.0
3.5
4.0
TA = 25°C
VCC = V
+ = –V
EE = –V
–
IVCC
IVEE
FREQUENCY (Hz)
100
1k
10
20
30
40
50
10k
100k
1M
10M
100M
1970 G18
0
–10
–20
–30
60
70
40
50
60
70
80
30
20
10
0
90
100
PHASE
GAIN
TOTAL SUPPLY VOLTAGE (V)
0
40
42
46
48
50
60
54
8
16
20
36
1970 G21
44
56
58
52
412
24
28
32
AV = –1
RF = RG = 1k
TA = 25°C
VOUT = VS/2
Large-Signal Response, AV = – 1
Small-Signal Response, AV = 1
Small-Signal Response, AV = – 1
10V
0V
–10V
RL = 1k
20
µs/DIV
1970 G40
CL = 1000pF
RL = 1k
500ns/DIV
1970 G41
RL = 1k
2
µs/DIV
1970 G42
CL = 1000pF
Large-Signal Response, AV = 1
10V
0V
–10V
RL = 1k
20
µs/DIV
1970 G39



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