LTC4444 Linear Technology, LTC4444 Datasheet - Page 4

• Manufacturer Part Number: LTC4444
• Description: High Voltage Synchronous N-Channel MOSFET Driver
• Manufacturer: Linear Technology

LTC4444
TYPICAL PERFORMANCE CHARACTERISTICS
4
450
400
350
300
250
200
150
100
400
350
300
250
200
150
100
50
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
50
0
0
–40 –25 –10 5 20 35 50 65 80 95 110 125
0
7
V
vs Voltage
Boost Supply Current
vs Temperature
Input Thresholds (TINP, BINP) vs
Supply Voltage
T
BOOST = 12V
TS = GND
V
TS = GND
T
BOOST = V
TS = GND
CC
A
1 2 3 4 5
CC
A
= 25°C
= 25°C
Supply Quiescent Current
= BOOST = 12V
8
V
CC
TINP = BINP = 0V
CC
SUPPLY VOLTAGE (V)
9
TEMPERATURE (°C)
SUPPLY VOLTAGE (V)
V
V
10
6 7 8 9 10 11 12 13
IL(TG,BG )
IH(TG,BG)
TINP(BINP) = 12V
11
TINP = BINP = 0V
BINP = 12V
TINP = 12V
BINP = 0V
TINP = 0V
12
13
4444 G01
4444 G04
4444 G07
14
14
400
350
300
250
200
150
100
160
140
120
100
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
50
80
60
40
20
0
0
–40
0
7
BOOST-TS Supply Quiescent
Current vs Voltage
Output Low Voltage (V
vs Supply Voltage
Input Thresholds (TINP, BINP) vs
Temperature
V
TS = GND
T
V
TS = GND
T
I
BOOST = V
TS = GND
CC
TG(BG)
–25
A
CC
1 2 3 4 5
A
= 25°C
= 25°C
= BOOST = 12V
= 12V
8
–10
BOOST SUPPLY VOLTAGE (V)
= 100mA
5
CC
SUPPLY VOLTAGE (V)
9
TEMPERATURE (°C)
TINP = BINP = 0V
20
V
V
OL(TG)
OL(BG)
V
V
10
6 7 8 9 10 11 12 13
IH(TG,BG)
IL(TG,BG)
35
TINP = 12V, BINP = 0V
TINP = 0V, BINP = 12V
50
11
65
OL
12
80
)
95
13
444343 G05
4444 G02
110
4444 G08
125
14
14
380
370
360
350
340
330
320
310
300
450
500
475
425
400
375
15
14
13
12
11
10
9
8
7
6
5
–40 –25 –10 5 20 35 50 65 80 95 110 125
7
7
V
Temperature
Output High Voltage (V
Supply Voltage
Input Thresholds (TINP, BINP)
Hysteresis vs Voltage
V
TS = GND
T
V
TS = GND
T
BOOST = V
TS = GND
CC
CC
A
CC
A
= 25°C
= 25°C
= BOOST = 12V
= BOOST = 12V
Supply Current vs
8
8
–10mA
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SUPPLY VOLTAGE (V)
CC
SUPPLY VOLTAGE (V)
9
9
TEMPERATURE (°C)
TINP = BINP = 0V
10
10
–1mA
TINP(BINP) = 12V
–100mA
11
11
OH
12
12
) vs
13
13
4444 G03
4444 G09
4444 G06
4444f
14
14