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LTC4449 Datasheet(PDF) 5 Page - Analog Devices

Part # LTC4449
Description  100V Half-Bridge Driver with Floating Grounds and Adjustable Dead-Time
PDF  18 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTC4449 Datasheet(HTML) 5 Page - Analog Devices

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LTC7060
5
Rev. A
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
PWM Pin Thresholds vs
Temperature
TA = 25°C, unless otherwise noted.
EN Pin Thresholds vs
Temperature
Quiescent Supply Current vs
Supply Voltage
VCC Undervoltage Lockout
Thresholds vs Temperature
VCC Overvoltage Lockout
Thresholds vs Temperature
Supply Current vs Input
Frequency
IVCC
IBGVCC, BG = L
IBST, TG = L
IBGVCC, BG = H
IBST, TG = H
VCC, VBGVCC-BGRTN, VBST-SW (V)
6
7
8
9
11
12
13
14
0
50
100
150
200
250
300
350
400
7060 G03
VIH(TG)
VIL(TG)
VIL(BG)
VIH(BG)
TEMPERATURE (°C)
–45 –20
5
30
55
80 105 130 155
0.5
1.0
1.5
2.0
2.5
3.0
3.5
vs Temperature
PWM Pin Thresholds
7060 G01
EN RISING
EN FALLING
TEMPERATURE (°C)
–45 –20
5
30
55
80 105 130 155
0.9
1.0
1.1
1.2
1.3
1.4
vs Temperature
EN Pin Thresholds
7060 G02
VCC RISING
VCC FALLING
TEMPERATURE (°C)
–45 –20
5
30
55
80 105 130 155
5.0
5.2
5.4
5.6
5.8
6.0
Thresholds vs Temperature
VCC Undervoltage Lockout
7060 G04
VCC RISING
VCC FALLING
TEMPERATURE (°C)
–45 –20
5
30
55
80 105 130 155
13.0
13.5
14.0
14.5
15.0
Thresholds vs Temperature
VCC Overvoltage Lockout
7060 G05
VCC = BGVCC = BST = 10V
CTG = CBG = 3.3nF
SW = BGRTN = 0V
FREQUENCY (kHz)
0
200
400
600
800
1000
0
5
10
15
20
25
30
35
40
0
100
200
300
400
500
600
700
800
7060 G06
Switching Supply Current vs Load
Capacitance
Rise and Fall Time vs Floating
Supply Voltage
Rise and Fall Time vs Load
Capacitance
VCC = BGVCC = BST = 10V
SW = BGRTN = 0V
RDT = 24.9k
LOAD CAPACITANCE (nF)
1
10
30
0.1
1
10
100
7060 G07
IBGVCC, IBST; fIN = 100kHz
IBGVCC, IBST; fIN = 500kHz
IVCC; fIN = 500kHz
CLOAD = 3.3nF
tr(TG)
tf(TG)
tr(BG)
tf(BG)
VBGVCC-BGRTN, VBST-SW (V)
4
5
6
7
8
9 10 11 12 13 14
10
12
14
16
18
20
22
24
26
28
30
7060 G08
VCC = BGVCC = BST = 10V
SW = BGRTN = 0V
RDT = 24.9k
tr(TG)
tf(TG)
tr(BG)
tf(BG)
LOAD CAPACITANCE (nF)
1
10
30
5
10
100
7060 G09



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