Datasheet

LT1336
5
1336fa
Typical perForMance characTerisTics
DC + Dynamic Supply Current
vs Input Frequency
DC + Dynamic Supply Current
vs Input Frequency Undervoltage Lockout (V
+
)
Bottom Gate Fall Time
vs Temperature
Top or Bottom Input Pin Current
vs Input Voltage
Bottom Gate Rise Time
vs Temperature
Top or Bottom Input Pin Current
vs Temperature
Input Threshold Voltage
vs TemperatureUndervoltage Lockout (V
BOOST
)
INPUT FREQUENCY (kHz)
1
SUPPLY CURRENT (mA)
60
50
40
30
20
10
0
10 100 1000
1336 G04
C
GATE
= 10000pF
C
GATE
= 1000pF
50% DUTY CYCLE
V
+
= 12V
C
GATE
= 3000pF
TEMPERATURE (C)
–50
SUPPLY VOLTAGE (V)
100
13
12
11
10
9
8
7
6
5
4
1336 G05
0–25 25 50 75 125
SHUTDOWN THRESHOLD
START-UP THRESHOLD
INPUT FREQUENCY (kHz)
1
SUPPLY CURRENT (mA)
60
50
40
30
20
10
0
10 100 1000
1336 G03
V
+
= 20V
50% DUTY CYCLE
C
GATE
= 3000pF
V
+
= 15V
V
+
= 10V
TEMPERATURE (C)
–50
INPUT THRESHOLD VOLTAGE (V)
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
1336 G07
0–25 25 50 75 125
V
LOW
V
HIGH
V
+
= 12V
TEMPERATURE (C)
–50
INPUT CURRENT (µA)
14
13
12
11
10
9
8
7
6
5
4
0
50
75
1336 G08
–25
25
100
125
V
+
= 12V
V
IN
= 4V
TEMPERATURE (C)
–50
V
BOOST
– V
TSOURCE
VOLTAGE (V)
100
13
12
11
10
9
8
7
6
5
4
1336 G06
0–25 25 50 75 125
SHUTDOWN THRESHOLD
START-UP THRESHOLD
V
TSOURCE
= 60V
TEMPERATURE (C)
–50
BOTTOM GATE RISE TIME (ns)
100
230
210
190
170
150
130
110
90
70
50
1336 G10
0–25 25 50 75 125
C
LOAD
= 10000pF
C
LOAD
= 3000pF
C
LOAD
= 1000pF
V
+
= 12V
TEMPERATURE (C)
–50
BOTTOM GATE FALL TIME (ns)
100
210
190
170
150
130
110
90
70
50
30
1336 G11
0–25 25 50 75 125
C
LOAD
= 10000pF
C
LOAD
= 3000pF
V
+
= 12V
C
LOAD
= 1000pF
INPUT VOLTAGE (V)
4
INPUT CURRENT (mA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
8
9
1336 G09
5 6 7
10
11
12
V
+
= 12V