MAS9164 Просмотр технического описания (PDF) - Micro Analog Systems Oy
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MAS9164 Datasheet PDF : 10 Pages
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DA9164.006
14 March 2003
TYPICAL PERFORMANCE CHARACTERISTICS
TA = +27°C, VIN = VOUT(NOM) + 1 V, IOUT = 1 mA, CIN = 1.0 µF, CL = 1.0 µF, VCTRL = 2 V, unless otherwise specified.
MAS9164 Typical start-up, VIN =2.8 V, CL = 1 µF
2.5
2
1.5
1
0.5
0
Time (500 µs/div)
Vout
Ctrl
Figure 2. Typical start-up.
MAS9164 Ground pin current vs. load current
and temperature, VIN = 2.8 V
70
60
50
40
30
20
10
0
0
5 10 15 20 25 30 35 40 45 50
Load current (mA)
T = +25°C
T = -40°C
T = +85°C
Figure 3. Ground pin current vs. load current and temperature.
MAS9162 Load transient, IOUT = 1…50 mA (10 µs
change time), VIN = 2.8 V, CL = 1 µF
1.9
250
1.85
200
1.8
150
1.75
100
1.7
50
1.65
0
Time (200 µs/div)
∆Vout
Iout
Figure 4. Load transient response.
MAS9164 Output voltage vs. load current
(operation of the current limiter), VIN = 2.8 V
2
1.5
1
0.5
0
0
20
40
60
80
100
120
Load current (mA)
T = +25°C
T = -40°C
T = +85°C
Figure 5. Output voltage vs. load current (the operation of the
current limiter).
MAS9164 Typical output voltage vs. load current,
1.802
VIN = 2.8 V
1.8
1.798
1.796
1.794
1.792
1.79
1.788
1.786
0
5 10 15 20 25 30 35 40 45 50
Load current (mA)
T = +25°C
T = -40°C
T = +85°C
Figure 6. Typical output voltage vs. load current and
temperature.
MAS9164 Typical PSRR, VIN = 2.8 V, CL = 1µF
70
60
50
40
30
20
10
0
0.1
1
10
100
Frequency (kHz)
Iout = 6.5 mA
Iout = 50 mA
1000
Figure 7. PSRR vs. frequency. IOUT = 6.5 mA & IOUT = 50 mA.
5 (10)
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