TEA6810V データシートの表示（PDF） - Philips Electronics
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TEA6810V Datasheet PDF : 22 Pages
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TPS72501
TPS72515, TPS72516
TPS72518, TPS72525
SLVS341D – MAY 2002 – REVISED MARCH 2004
TYPICAL CHARACTERISTICS (continued)
TPS72518
LOAD TRASIENT RESPONSE
100
0
−100
1
0.5
0
VI = 2.8 V
Co = 1 µF
CI = 1 µF
0 5 10 15 20 25 30 35 40 45 50
t − Time − µs
Figure 10.
TPS72518 OUTPUT SPECTRAL
NOISE DENSITY
vs
FREQUENCY
3.5
3
VI = 2.8 V
Co = 10 µF
2.5
2
IO = 1 A
1.5
1
0.5
0
10
IO = 1 mA
100
1k
10 k
f − Frequency − Hz
100 k
Figure 13.
CURRENT LIMIT
vs
INPUT VOLTAGE
2000
1900
1800
TJ = 125°C
1700
1600
1500
1400
1300
TJ = 25°C
TJ = −40°C
1200
1100
1000
1.5 2 2.5 3 3.5 4 4.5 5 5.5
VI − Input voltage − V
Figure 16.
TPS72518 OUTPUT VOLTAGE,
ENABLE VOLTAGE
vs
TIME (START-UP)
3
2
VI = 2.8 V
IO = 1 A
1
Co = 10 µF
0
2
1.5
1
0.5
0
0 20 40 60 80 100 120 140 160 180 200
t − Time − µs
Figure 11.
OUTPUT IMPEDANCE
vs
FREQUENCY
10
IO = 1 A
IO = 1 mA
1
0.1
0.01 VI = 2.8 V
Co = 10 µF
TJ = 25° C
0
10
100
1k
10 k 100 k 1 M
f − Frequency − Hz
Figure 14.
TPS72515 GROUND CURRENT
vs
INPUT VOLTAGE
600
500
400
300
I=1A
200
I=0A
100
0
0
1
2
3
4
5
6
VI − Input Voltage − V
Figure 17.
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TPS72518
POWER UP/POWER DOWN
RL = 1.8 Ω
5 Co = 1 µF
4 Ci = 1 µF
3
VI
2
1
0
VO
0 100 200 300 400 500 600 700 800 900 1000
t − Time − µs
Figure 12.
100
90
80
70
60
50
40
30
20
10
0
10
TPS72518
RIPPLE REJECTION
vs
FREQUENCY
VI= 2.8 V,
VO = 1.8 V,
CO = 10 µF
10 µF / 1mA
10 µF / 1 A
100 1 k 10 k 100 k 1 M
f − Frequency − Hz
Figure 15.
DROPOUT VOLTAGE
vs
INPUT VOLTAGE
300
250
TJ = 125°C
TJ = 25°C
200
150
100
TJ = −40°C
50
0
1.5 2 2.5 3 3.5 4 4.5 5 5.5
VI − Input Voltage − V
Figure 18.
8
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