LT6658 データシートの表示（PDF） - Linear Technology
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LT6658 Datasheet PDF : 30 Pages
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LT6658
Typical Performance Characteristics TA = 25°C, VIN = VIN1 = VIN2 = VOUT1_F + 2.5V =
VOUT2_F + 2.5V, COUT1 = COUT2 = 1µF, ILOAD = 0mA, unless otherwise noted.
2.5V VOUT1_S Pin Input Current
vs Temperature
250
225 THREE TYPICAL PARTS
200
175
150
125
100
75
50
25
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
6658 G28
2.5V OD Pin Current vs OD Pin
Input Voltage
100
10
1
0.1
0
125°C
25°C
–40°C
1
2
3
OD PIN INPUT VOLTAGE (V)
4
6658 G29
2.5V Tracking (VOUT1 – VOUT2)
vs Temperature
250
THREE TYPICAL PARTS
200
150
100
50
0
–50
–100
–150
–200
–250
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
6658 G30
2.5V Tracking (VOUT1 – VOUT2)
vs Input Voltage
150
THREE TYPICAL PARTS
120
90
60
30
0
–30
–60
–90
–120
–150
4
8 12 16 20 24 28 32 36
VIN (V)
6658 G31
2.5V Tracking (VOUT1 – VOUT2)
vs VOUT1 Load Current
200
THREE TYPICAL PARTS
160
120
80
40
0
–40
–80
–120
–160
–200
0.01
0.1
1
10
100
1k
VOUT1 LOAD CURRENT (mA)
6658 G32
2.5V VOUT1 Output Noise
0.1Hz to 10Hz
OUTPUT
NOISE
(2µV/DIV)
1s/DIV
6658 G33
2.5V VOUT2 Output Noise
0.1Hz to 10Hz
OUTPUT
NOISE
(2µV/DIV)
2.5V VOUT1 Output Voltage Noise
Spectrum ILOAD = 0mA
300
COUT1 = 1µF
240
180
CNR = OPEN
120
2.5V VOUT2 Output Voltage Noise
Spectrum ILOAD = 0mA
300
COUT2 = 1µF
240
180
CNR = OPEN
120
8
1s/DIV
6658 G34
60
0
0.01
CNR = 10µF
0.1
1
10 100 1000
FREQUENCY (kHz)
6658 G35
60
0
0.01
CNR = 10µF
0.1
1
10
100 1000
FREQUENCY (kHz)
6658 G36
6658f
For more information www.linear.com/LT6658
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