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LTC4440-5 View Datasheet(PDF) - Linear Technology

Part Name
Description
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LTC4440-5 Datasheet PDF : 12 Pages
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LTC4440-5
TYPICAL PERFOR A CE CHARACTERISTICS
Output High Voltage (VOH)
vs Supply Voltage
16
14
12
ITG = 1mA
10
ITG = 10mA
ITG = 100mA
8
6
4
2
0
4 5 6 7 8 9 10 11 12 13 14 15
BOOST-TS SUPPLY VOLTAGE (V)
4440-5 G04
VCC Supply Current
vs Temperature
250
INP = GND
200
INP = VCC
150
100
50
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G08
Input (INP) Threshold
vs Temperature
2.0
1.8
1.6
VIH
1.4
VIL
1.2
1.0
0.8
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G11
4
Input (INP) Thresholds
vs Supply Voltage
2.0
1.8
VIH
1.6
1.4
VIL
1.2
1.0
0.8
0.6
0.4
0.2
0
4 5 6 7 8 9 10 11 12 13 14 15
VCC SUPPLY VOLTAGE (V)
4440-5 G05
2MHz Operation
INPUT
(INP)
5V/DIV
OUTPUT
(TG)
5V/DIV
250ns/DIV
VCC = BOOST-TS = 12V
4440-5 G07
VCC Undervoltage Lockout
Thresholds vs Temperature
3.5
3.4
3.3
RISING
3.2
3.1
FALLING
3.0
2.9
2.8
2.7
2.6
2.5
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G09
Input Threshold Hysteresis
vs Temperature
380
370
360
350
340
330
320
310
300
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G12
BOOST-TS Quiescent Current
vs Temperature
400
350
300
250
200
150
100
50
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G10
Peak Driver (TG) Pull-Up Current
vs Temperature
3.5
3.0
BOOST-TS = 15V
2.5
BOOST-TS = 12V
2.0
1.5
BOOST-TS = 6V
1.0
BOOST-TS = 4V
0.5
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4440-5 G13
44405fa
 

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