Datasheet

LTC3723-1/LTC3723-2
5
372312f
FREQUENCY (Hz)
GAIN (dB)PHASE (DEG)
–180
1M
372312 G07
–270
–360
10 1k100 10k 100k 10M
100
80
60
40
20
0
TEMPERATURE (°C)
–55
I
CC
(µA)
190
180
170
160
150
140
130
120
110
100
372312 G08
–25 5 35 95 12565
R
DPRG
(kΩ)
0
50
DELAY (ns)
100
150
200
75
125
175
225
275
50
100 150 200
372312 G09
250 500450400350300
250
NO 200k PREBIAS
200k PREBIAS
R
SPRG
(kΩ)
0
0
DELAY (ns)
400
500
700
600
900
100
150
372312 G12
300
200
100
800
250
300
50
200
TEMPERATURE (°C)
–55
CURRENT (µA)
90
80
70
60
50
40
30
20
10
0
372312 G10
–25 5 35 95 12565
C
T
= 1V
C
T
= 2.25V
TEMPERATURE (°C)
–55
10.5
10.4
10.3
10.2
10.1
10.0
9.9
9.8
372312 G11
–25 5 35 95 12565
SHUNT VOLTAGE (V)
I
CC
= 10mA
Error Amplifier Gain/Phase
Start-Up I
CC
vs Temperature
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC3723 Deadtime vs R
DPRG
With and Without 200k Prebias
Compensation
(T
A
= 25°C unless otherwise noted)
Synchronous Driver Turn-Off Delay
vs R
SPRG
Referenced to CT PeakSlope Current vs Temperature
V
CC
Shunt Voltage vs
Temperature
FB Input Voltage vs Temperature
TEMPERATURE (°C)
–55
FB VOLTAGE (V)
1.205
1.204
1.203
1.202
1.201
1.200
1.199
1.198
1.197
372312 G13
–25 5 35 95 12565
Synchronous Driver Turn-Off
Delay vs R
SPRG
Referenced to
Push-Pull Driver Outputs
R
SPRG
(kΩ)
0
200
250
350
100
372312 G14
150
100
50 200150 250 300
50
–50
0
300
DELAY (ns)
R
DPRG
= 150k