LT1160/LT1162
TYPICAL PERFORMANCE CHARACTERISTICS
DC Supply Current
vs Supply Voltage
14
13
14
13
V
+
= 12V
SUPPLY CURRENT (mA)
SUPPLY CURRENT (mA)
11
10
9
8
7
6
5
8
10
12
14
16
18
SUPPLY VOLTAGE (V)
20
22
V
INTOP
= HIGH
V
INBOTTOM
= LOW
V
INTOP
= LOW
V
INBOTTOM
= HIGH
11
10
9
8
7
6
5
–50
V
INTOP
= HIGH
V
INBOTTOM
= LOW
BOTH INPUTS
HIGH OR LOW
SUPPLY CURRENT (mA)
12
BOTH INPUTS
HIGH OR LOW
DC + Dynamic Supply Current
vs Input Frequency
60
50
SUPPLY CURRENT (mA)
40
C
GATE
= 10000pF
30
20
10
0
C
GATE
= 3000pF
50% DUTY CYCLE
V
+
= 12V
SUPPLY VOLTAGE (V)
11
10
START-UP THRESHOLD
9
8
7
6
C
GATE
= 1000pF
1
10
100
INPUT FREQUENCY (kHz)
1000
1160/62 G04
V
BOOST
– V
TSOURCE
VOLTAGE (V)
Input Threshold Voltage
vs Temperature
2.0
V
+
= 12V
14
13
V
HIGH
12
INPUT THRESHOLD VOLTAGE (V)
1.8
1.6
INPUT CURRENT (µA)
11
10
9
8
7
6
5
INPUT CURRENT (mA)
V
LOW
1.4
1.2
1.0
0.8
–50
–25
0
25
50
75
TEMPERATURE (°C)
4
U W
1160/62 G01
(LT1160 or 1/2 LT1162)
DC + Dynamic Supply Current
vs Input Frequency
60
50
40
30
20
V
+
= 10V
10
0
50% DUTY CYCLE
C
GATE
= 3000pF
DC Supply Current
vs Temperature
12
V
INTOP
= LOW
V
INBOTTOM
= HIGH
V
+
= 20V
V
+
= 15V
–25
0
25
50
75
TEMPERATURE (°C)
100
125
1
10
100
INPUT FREQUENCY (kHz)
1000
1160/62 G03
1160/62 G02
Undervoltage Lockout (V
+
)
13
12
13
12
11
10
9
8
7
6
5
Undervoltage Lockout (V
BOOST
)
V
TSOURCE
= 60V
START-UP THRESHOLD
SHUTDOWN THRESHOLD
SHUTDOWN THRESHOLD
5
4
–50
–25
0
25
50
75
TEMPERATURE (°C)
100
125
4
–50
–25
0
25
50
75
TEMPERATURE (°C)
100
125
1160/62 G05
1160/62 G06
Top or Bottom Input Pin Current
vs Temperature
5.0
V
+
= 12V
V
IN
= 4V
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
–25
50
25
0
75
TEMPERATURE (°C)
100
125
0
Top or Bottom Input Pin Current
vs Input Voltage
V
+
= 12V
100
125
4
–50
4
5
6
10
8
7
9
INPUT VOLTAGE (V)
11
12
1160/62 G07
1160/62 G08
1160/62 G09
11602fb
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
