參數(shù)資料
型號(hào): LT3695EMSE-5#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 2 A SWITCHING REGULATOR, 2420 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, PLASTIC, MSOP-16
文件頁(yè)數(shù): 23/30頁(yè)
文件大小: 491K
代理商: LT3695EMSE-5#TRPBF
LT3695 Series
3
3695fa
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VIN = 10V, VRUN/SS = 10V, unless otherwise noted. (Note 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Operating Voltage (Note 6)
LT3695
VBD = 3.3V
VBD < 3V
l
3.4
3.6
4.3
V
LT3695-3.3 VOUT1,2 = 3.3V
l
3.4
3.6
V
LT3695-5
VOUT1,2 = 5V
l
3.4
3.6
V
VIN Overvoltage Lockout
l
36
38
39.9
V
Quiescent Current from VIN
LT3695
VRUN/SS = 0.2V VBD = 3.3V
VRUN/SS = 10V, VBD = 3.3V, Not Switching
VRUN/SS = 10V, VBD = 0V, Not Switching
l
0.01
35
90
0.5
60
160
μA
LT3695-3.3 VRUN/SS = 10V, VOUT1,2 = 3.3V, Not Switching
l
35
60
μA
LT3695-5
VRUN/SS = 10V, VOUT1,2 = 5V, Not Switching
l
35
60
μA
Quiescent Current from BD Pin
LT3695
VRUN/SS = 0.2V, VBD = 3.3V
VRUN/SS = 10V, VBD = 3.3V, Not Switching
VRUN/SS = 10V, VBD = 0V, Not Switching
l
35
0.01
55
0
0.5
100
–5
μA
Quiescent Current from OUT1,2 Pins
LT3695-3.3 VRUN/SS = 0.2V
VRUN/SS = 10V, VOUT1,2 = 3.3V, Not Switching
l
5
43
10
65
15
112
μA
LT3695-5
VRUN/SS = 0.2V
VRUN/SS = 10V, VOUT1,2 = 5V, Not Switching
l
5
43
10
65
15
112
μA
Minimum BD Pin Voltage: LT3695
2.8
3
V
Feedback Voltage: LT3695
l
792
785
800
808
815
mV
FB Pin Bias Current: LT3695
FB Pin Voltage = 800mV
l
–5
–40
nA
Reference Voltage Line Regulation
3.6V < VIN < 36V
0.001
0.005
%/V
Output Voltage
LT3695-3.3
l
3.27
3.25
3.3
3.33
3.35
V
LT3695-5
l
4.95
4.925
5
5.05
5.075
V
Error Amp gm
IVC = ±1.5μA
430
μS
Error Amp Voltage Gain
1300
V/V
VC Source Current
50
μA
VC Sink Current
50
μA
VC Pin to Switch Current Gain
1.25
A/V
VC Switching Threshold
0.4
0.6
0.8
V
VC Clamp Voltage
2V
Switching Frequency
RRT = 8.06k
RRT = 29.4k
RRT = 158k
1.98
0.9
225
2.2
1.0
250
2.42
1.1
275
MHz
kHz
Minimum Switch Off-Time
E- and I-Grades
H-Grade
l
130
210
250
ns
Switch Current Limit (Note 7)
SYNC = 0V
SYNC = 3.3V or Clocked
1.45
1.18
1.7
1.4
2
1.66
A
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