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 Output Accuracy Histogram
40
35
30
25
20
15
10
5
0
2.4985 2.4990 2.4995 2.5000 2.5005 2.5010 2.5015
VOUT1 (V)
6658 G10
2.5V Supply Current vs Input
Voltage
2.5
2.0
1.5
1.0
0.5
125°C
25°C
–40°C
0
0 4 8 12 16 20 24 28 32 36 40
INPUT VOLTAGE (V)
6658 G11
2.5V Output Disable (OD) Low
Supply Current vs Input Voltage
1.4
1.2
1.0
0.8
0.6
0.4
0.2
125°C
25°C
–40°C
0
0 4 8 12 16 20 24 28 32 36 40
INPUT VOLTAGE (V)
6658 G12
2.5V Minimum VIN to VOUT1
Differential, Sourcing
200
100
10
2.5V Minimum VIN to VOUT2
Differential, Sourcing
100
10
1
0.1
1.1
125°C
25°C
–40°C
1.4
1.6
1.9
INPUT–OUTPUT VOLTAGE (V)
2.1
6658 G13
1
0.1
1.1
125°C
25°C
–40°C
1.3
1.5
1.7
1.9
2.1
INPUT–OUTPUT VOLTAGE (V)
6658 G14
2.5V VOUT1 Power Supply
Rejection Ratio vs Frequency
120
VIN = VIN1 = VIN2 = 6V
100
80
60
40
20
0
0.01
COUT1 = 1µF
ILOAD = 0A
CNR = 1µF
CNR = 10µF
0.1
1
10 100 1000
FREQUENCY (kHz)
6658 G15
2.5V VOUT2 Power Supply
Rejection Ratio vs Frequency
120
VIN = VIN1 = VIN2 = 6V
100
80
60
40
20
0
0.01
COUT2 = 1µF
ILOAD = 0A
CNR = 1µF
CNR = 10µF
0.1
1
10
100 1000
FREQUENCY (kHz)
6658 G16
2.5V VOUT1 Power Supply
Rejection Ratio vs Frequency
120
VIN = VIN1 = VIN2 = 6V
100
80
60
40
20
0
0.01
CNR = 10µF
COUT1 = 1µF
ILOAD1 = 0A
ILOAD1 = 150mA
0.1
1
10
100 1000
FREQUENCY (kHz)
6658 G17
6
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2.5V VOUT2 Power Supply
Rejection Ratio vs Frequency
120
VIN = VIN1 = VIN2 = 6V
100
80
60
40
20
0
0.01
CNR = 10µF
COUT1 = 1µF
ILOAD = 0A
ILOAD = 50mA
0.1
1
10 100 1000
FREQUENCY (kHz)
6658 G18
6658f
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