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LTC3402 датащи(PDF) 4 Page - Linear Technology

номер детали LTC3402
подробное описание детали  2A, 3MHz Micropower Synchronous Boost Converter
PDF  16 Pages
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производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
Logo LINER - Linear Technology

LTC3402 датащи(HTML) 4 Page - Linear Technology

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LTC3402
3402fb
TYPICAL PERFOR A CE CHARACTERISTICS
Converter Efficiency 1.2V to 3.3V
OUTPUT CURRENT (mA)
30
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3402 G07
0
1
300kHz
3MHz
1MHz
Burst Mode
OPERATION
OUTPUT CURRENT (mA)
30
90
100
20
10
80
50
70
60
40
0.1
10
100
1000
3402 G08
0
1
300kHz
3MHz
1MHz
Burst Mode
OPERATION
VIN (V)
0.8
0
100
200
300
0.9
1
1.1
1.2
3402 G09
1.3
400
500
1.4
TA = 25°C
Converter Efficiency 2.4V to 3.3V
Start-Up Voltage
vs IOUT
Converter Efficiency 3.6V to 5V
LOAD CURRENT (mA)
0.1
0
10
30
40
50
100
70
3402 G10
20
80
90
60
110
100
1000
1MHz
FIXED
FREQUENCY
Burst Mode OPERATION
VIN = 3.6V
Efficiency Loss Without Schottky
vs Frequency
FREQUENCY (MHz)
0.2
8
10
14
1.4
2.2
3402 G11
6
4
0.6
1.0
1.8
2.6
3.0
2
0
12
TA = 25°C
Current Limit
TEMPERATURE (
°C)
–55
2.6
2.8
3.0
65
125
3402 G12
2.4
2.2
2.0
–15
25
105
3.2
3.4
(TA = 25°C unless otherwise noted)
EA FB Voltage
Oscillator Frequency Accuracy
TEMPERATURE (
°C)
–55
1.23
1.24
1.25
65
125
3402 G13
1.22
–15
25
105
1.26
1.27
1.28
TEMPERATURE (
°C)
–55
2.00
65
125
3402 G14
1.95
1.90
–15
25
105
2.05
2.10
Rt = 15k
NMOS RDS(ON)
TEMPERATURE (
°C)
–55
0.15
65
125
3402 G22
0.10
0.05
–15
25
105
0.20
0.25
0.30
VOUT = 3.3V



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