LT1162 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT1162 Datasheet PDF : 16 Pages
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LT1160/LT1162
TYPICAL PERFORMANCE CHARACTERISTICS (LT1160 or 1/2 LT1162)
DC Supply Current
vs Supply Voltage
14
13
12
BOTH INPUTS
HIGH OR LOW
11
10
VINTOP = HIGH
9
VINBOTTOM = LOW
8
VINTOP = LOW
VINBOTTOM = HIGH
7
6
5
8 10 12 14 16 18 20 22
SUPPLY VOLTAGE (V)
1160/62 G01
DC + Dynamic Supply Current
vs Input Frequency
60
50% DUTY CYCLE
V+ = 12V
50
40
CGATE = 10000pF
30
20
CGATE = 3000pF
10
CGATE = 1000pF
0
1
10
100
1000
INPUT FREQUENCY (kHz)
1160/62 G04
Input Threshold Voltage
vs Temperature
2.0
V+ = 12V
1.8
VHIGH
1.6
VLOW
1.4
1.2
1.0
0.8
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1160/62 G07
4
DC Supply Current
vs Temperature
14
13 V+ = 12V
12
VINTOP = LOW
VINBOTTOM = HIGH
11
BOTH INPUTS
10
HIGH OR LOW
9
8
VINTOP = HIGH
7
VINBOTTOM = LOW
6
5
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1160/62 G02
Undervoltage Lockout (V +)
13
12
11
10
START-UP THRESHOLD
9
8
SHUTDOWN THRESHOLD
7
6
5
4
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1160/62 G05
Top or Bottom Input Pin Current
vs Temperature
14
13
V+ = 12V
VIN = 4V
12
11
10
9
8
7
6
5
4
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1160/62 G08
DC + Dynamic Supply Current
vs Input Frequency
60
50% DUTY CYCLE
50 CGATE = 3000pF
40
V+ = 20V
30
V+ = 15V
20
V+ = 10V
10
0
1
10
100
1000
INPUT FREQUENCY (kHz)
1160/62 G03
Undervoltage Lockout (VBOOST)
13
12 VTSOURCE = 60V
11
10
START-UP THRESHOLD
9
8
SHUTDOWN THRESHOLD
7
6
5
4
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1160/62 G06
Top or Bottom Input Pin Current
vs Input Voltage
5.0
4.5 V+ = 12V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
45
6 7 8 9 10 11 12
INPUT VOLTAGE (V)
1160/62 G09
11602fb
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