LTC3714_15 Datasheet, PDF (6/28 Pages) Linear Technology – Intel Compatible, Wide Operating Range, Step-Down Controller with Internal Op Amp

LTC3714
Typical Performance Characteristics
On-Time vs I_ON Current
10k
V_VON = 0V
1k
100
On-Time vs V_ON Voltage
1000
I_ION = 30µA
800
600
400
200
On-Time vs Temperature
300
I_ION = 30µA
V_VON = 0V
250
200
150
100
50
10
1
10
I_ON CURRENT (µA)
100
3714 G10
Maximum Current Sense
Threshold vs V_RNG Voltage
300
250
200
150
100
50
0
0
1
2
3
V_ON VOLTAGE (V)
3714 G11
Maximum Current Sense
Threshold vs RUN/SS Voltage
150
V_RNG = 1V
125
100
75
50
25
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3714 G12
Maximum Current Sense
Threshold vs Temperature
150
V_RNG = 1V
140
130
120
110
0
0.5 0.75 1.0 1.25 1.5 1.75 2.0
V_RNG VOLTAGE (V)
3714 G13
0
1.5
Feedback Reference Voltage
vs Temperature
0.62
2
2.5
3
RUN/SS VOLTAGE (V)
3.5
3714 G14
100
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3714 G15
Error Amplifier g_m vs Temperature
2.0
1.8
0.61
1.6
0.60
1.4
0.59
1.2
6
0.58
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3714 G16
1.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3714 G17
3714f