Datasheet

LTC3834
7
3834fb
Regulated Feedback Voltage
vs Temperature
SENSE Pins Total Input Bias
Current vs Temperature
Shutdown Current
vs Input Voltage
Oscillator Frequency
vs Temperature
Undervoltage Lockout Threshold
vs Temperature
INTV
CC
vs Load Current Shutdown Current vs Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
800
798
796
794
792
808
806
804
802
45 60 75 90
3834 G21
0–15–30–45 15
30
REGULATED FEEDBACK VOLTAGE (mV)
TEMPERATURE (°C)
–120
–150
–180
–210
–240
30
0
–30
–60
–90
60
45 60 75 90
3834 G22
–270
0–15–30–45 15
30
–300
INPUT CURRENT (μA)
V
OUT
= 10V
V
OUT
= 3.3V
V
OUT
= 0V
INPUT VOLTAGE (V)
8
10
35
3834 G23
6
4
201510525
30
2
0
12
INPUT CURRENT (μA)
TEMPERATURE (°C)
400
500
700
800
55
3834 G24
300
200
–5–25–45 15
35 75 95
100
0
600
FREQUENCY (kHz)
V
PLLLPF
= INTV
CC
V
PLLLPF
= FLOAT
V
PLLLPF
= GND
TEMPERATURE (°C)
3.6
3.5
3.4
3.3
3.2
4.1
4.0
3.9
3.8
3.7
4.2
45 60 75 90
3834 G25
0–15–30–45 15
30
INTV
CC
VOLTAGE (V)
RISING
FALLING
LOAD CURRENT (mA)
5.0
5.2
5.3
50
3834 G26
4.9
4.8
2010030
40 60
4.7
4.6
5.1
INTV
CC
VOLTAGE (V)
EXTV
CC
= 5V
V
IN
= 12V
TEMPERATURE (°C)
4
5
7
45
3834 G27
3
2
0–15–30–45 15
30 60 75 90
1
0
6
SHUTDOWN CURRENT (μA)