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ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - power management - special purpose 1.9 mA TSOT 23 6
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LT4430
5
4430fc
For more information www.linear.com/LT4430
Typical perForMance characTerisTics
Error Amplifier Output Swing Low
vs Temperature
Error Amplifier Output Swing High
vs Temperature
Error Amplifier Open Loop Gain
and Phase vs Frequency
TEMPERATURE (°C)
–75 –50
0
ERROR AMPLIFIER OUTPUT SWING LOW (V)
0.1
0.2
0.3
0.4
0 50
100
150
4430 G11
0.5
–25 25
75
125
Error Amplifier Output Source
Current vs Temperature
TEMPERATURE (°C)
–75 –50
0
100
ERROR AMPLIFIER OUTPUT SOURCE CURRENT (µA)
200
400
600
800
0 50
100
150
4430 G13
300
500
700
900
1000
–25 25
75
125
FREQUENCY (Hz)
1k
–20
GAIN (dB)
0
20
40
60
–10
10
30
50
50M10M
4430 G10
80
70
–45
PHASE (°)
0
45
90
135
180
10k 100k
1M
PHASE
GAIN
TEMPERATURE (°C)
–75 –50
1.0
ERROR AMPLIFIER OUTPUT SWING HIGH (V)
1.1
1.2
1.3
1.4
0 50
100
150
4430 G12
1.5
–25 25
75
125
Opto Driver Inverting DC Gain
vs Temperature
Opto Driver Inverting Closed Loop
Gain and Phase vs Frequency
Error Amplifier Output Sink
Current vs Temperature
TEMPERATURE (°C)
–75 –50
0
ERROR AMPLIFIER OUTPUT SINK CURRENT (mA)
10
20
30
40
0 50
100
150
4430 G14
50
–25 25
75
125
TEMPERATURE (°C)
–75 –50
5.6
OPTO DRIVER INVERTING DC GAIN (V/V)
5.7
5.8
6.0
6.2
0 50
100
150
4430 G15
6.4
5.9
6.1
6.3
–25 25
75
125
FREQUENCY (Hz)
1k
–10
GAIN (dB)
0
10
20
30
–5
5
15
25
10M
4430 G16
35
–45
0
45
90
135
10k 100k
1M
PHASE
GAIN