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LT3692
6
3692fa
For more information www.linear.com/3692
Typical perForMance characTerisTics
Comparator Sink Current
vs Temperature
Switching Frequency
vs Temperature
Switching Phase vs Temperature
CLKOUT-to-SW1 Delay
vs Temperature
RT/SYNC-to-CLKOUT and SW1
Delay vs Temperature
Synchronization Duty Cycles
vs Temperature
DIV Voltage Threshold
vs Temperature
Switch Saturation Voltage
vs Temperature
TEMPERATURE (°C)
–50
200
300
100
0
0
50
100
–25
25
75
125
150
250
50
350
SINK CURRENT AT V
CMPO
= 0.4V
TEMPERATURE (°C)
–50
FREQUENCY (kHz)
1000
1200
1400
150
3692 G12
800
400
600
0
0
50
100
–25
25
75
125
200
1800
1600
R
RT/SYNC
= 44.2k
R
RT/SYNC
= 28.0k
R
RT/SYNC
= 13.0k
R
RT/SYNC
= 0k
TEMPERATURE (°C)
–50
PHASE (DEG)
187
191
150
3692 G13
183
181
179
175
0
50
100
–25
25
75
125
195
185
189
177
193
TEMPERATURE (°C)
–50
60
DELAY (ns)
70
90
100
110
160
130
0
50
75
3692 G14
80
140
150
120
–25 25
100
125
150
TEMPERATURE (°C)
–50
DELAY (ns)
250
300
350
150
3695 G15
200
150
0
0
50
100
–25
25
75
125
100
50
450
400
SW1
CLKOUT
TEMPERATURE (°C)
–50
0
DUTY CYCLE (%)
10
30
40
50
100
70
0
50
75
3692 G16
20
80
90
60
–25 25
100
125
150
RT/SYNC FREQUENCY = 1MHz
MAXIMUM RT/SYNC DUTY CYCLE
MINIMUM RT/SYNC DUTY CYCLE
TEMPERATURE (°C)
–50
VOLTAGE (V)
1.0
1.2
1.4
150
3695 G17
0.8
0.6
0
0
50
100
–25
25
75
125
0.4
0.2
1.8
1.6
÷8
÷4
÷2
TEMPERATURE (°C)
–50
0
VOLTAGE (mV)
50
100
150
200
0 50
100
150
3692 G18
250
300
–25 25
75
125
I
SW
= 3A
I
SW
= 1A
I
SW
= 500mA
Comparator Thresholds
vs Temperature
TEMPERATURE (°C)
–50
650
VOLTAGE (mV)
660
680
690
700
750
720
0
50
75
3692 G10
670
730
740
710
–25 25
100
125
150
RISING
THRESHOLD
FALLING
THRESHOLD