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LTC4446 Datasheet(PDF) 5 Page - Linear Technology

Part # LTC4446
Description  High Voltage High Side/Low Side N-Channel MOSFET Driver
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4446 Datasheet(HTML) 5 Page - Linear Technology

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LTC4446
5
4446f
TYPICAL PERFORMANCE CHARACTERISTICS
Rise and Fall Time vs
Load Capacitance
Peak Driver (TG, BG) Pull-Up
Current vs Temperature
Output Driver Pull-Down
Resistance vs Temperature
Propagation Delay vs
VCC Supply Voltage
Propagation Delay vs Temperature
LOAD CAPACITANCE (nF)
1
40
50
60
9
4445 G13
30
20
0
3
5
7
210
4
6
8
10
80
70
tr(TG)
tr(BG)
tf(TG)
tf(BG)
TA = 25°C
VCC = BOOST = 12V
TS = GND
TEMPERATURE (°C)
–40
2.0
2.2
2.6
2.8
3.0
3.4
–25
35
65
4446 G14
2.4
3.2
20
95
125
110
–10 5
50
80
VCC = BOOST = 12V
TS = GND
IPU(BG)
IPU(TG)
TEMPERATURE (°C)
–25
1.2
1.6
2.0
95
4446 G15
0.8
0.4
1.0
1.4
1.8
0.6
0.2
0
5
35
65
–10
–40
110
20
50
80
125
BOOST-TS = 12V
VCC = 12V
VCC = 14V
VCC = 7V
RDS(TG)
RDS(BG)
BOOST-TS = 14V
BOOST-TS = 7V
SUPPLY VOLTAGE (V)
7
10
12
16
18
20
30
24
9
11
12
4444 G16
14
26
28
22
8
10
13
14
TA = 25°C
BOOST = VCC
TS = GND
tPLH(TG)
tPLH(BG)
tPHL(BG)
tPHL(TG)
TEMPERATURE (°C)
–40
2
7
17
22
27
37
–25
35
65
4446 G17
12
32
20
95
125
110
–10 5
50
80
VCC = BOOST = 12V
TS = GND
tPLH(TG)
tPHL(TG)
tPLH(BG)
tPHL(BG)
Switching Supply Current vs
Input Frequency
Switching Supply Current vs
Load Capacitance
SWITCHING FREQUENCY (kHz)
0
1.5
2.0
2.5
600
1000
4446 G18
1.0
0.5
0
200
400
800
3.0
3.5
4.0
IBOOST
(TG SWITCHING)
IBOOST (BG SWITCHING)
IVCC
(BG SWITCHING)
IVCC
(TG SWITCHING)
TA = 25°C
VCC = BOOST = 12V
TS = GND
LOAD CAPACITANCE (nF)
1
10
100
13
4
5
0.1
27
8
9
6
10
4446 G19
IVCC
(BG SWITCHING
AT 1MHz)
IBOOST
(TG SWITCHING
AT 500kHz)
IBOOST
(TG SWITCHING
AT 1MHz)
IBOOST (BG SWITCHING AT 1MHz OR 5OOkHz)
IVCC
(BG SWITCHING
AT 500kHz)
IVCC
(TG SWITCHING AT 500kHz)
IVCC
(TG SWITCHING
AT 1MHz)



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