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LTC3261 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC3261
Description  Wide VIN Range, Low Noise, 250mA Buck-Boost Charge Pump
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3261 Datasheet(HTML) 4 Page - Linear Technology

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LTC3245
4
3245f
For more information www.linear.com/LTC3245
Typical perForMance characTerisTics
5V Fixed Output Voltage
vs Input Voltage (Burst Mode
Operation)
5V Fixed Output Voltage
vs Input Voltage (Low Noise
Operation)
5V Fixed Efficiency
vs Output Current
3.3V Fixed Output Voltage
vs Input Voltage (Burst Mode
Operation)
3.3V Fixed Output Voltage
vs Input Voltage (Low Noise
Operation)
3.3V Fixed Output Efficiency
vs Output Current
Input Operating Current
vs Input Voltage
Input Shutdown Current
vs Input Voltage
Oscillator Frequency
vs Temperature
TA = 25°C, unless otherwise noted.
VIN (V)
0
0
5
10
15
25
20
35
30
45
40
50
5
10
15
20
3245 G01
25
30
35
40
BURST = 0V
VOUT = 5V
VOUT = 3.3V
VIN (V)
0
0
2
4
6
10
8
14
12
18
16
20
5
10
15
20
3245 G02
25
30
35
40
150°C
125°C
25°C
–55°C
TEMPERATURE (°C)
–60
300
325
350
375
400
450
425
475
500
–30
0
30
60
3245 G03
90
120 150
VIN (V)
2
4.80
4.85
4.90
4.95
5.00
5.10
5.05
5.15
5.20
3 4 5 6
8
7
9
3245 G04
10 11
14
12 13
15
IOUT = 0mA
IOUT = 150mA
IOUT = 250mA
VIN (V)
2
4.80
4.85
4.90
4.95
5.00
5.10
5.05
5.15
5.20
3 4 5 6
8
7
9
3245 G05
10 11
14
12 13
15
IOUT = 0mA
IOUT = 150mA
IOUT = 250mA
IOUT (mA)
3245 G06
100
80
70
90
60
40
30
20
10
50
0
0.1
100
1000
10
1
Burst Mode OPERATION
LOW NOISE
VIN = 12V
VIN (V)
2
3.10
3.15
3.20
3.25
3.30
3.40
3.35
3.45
3.50
3 4 5 6
8
7
9
3245 G07
10 11
14
12 13
15
IOUT = 0mA
IOUT = 150mA
IOUT = 250mA
VIN (V)
2
3.10
3.15
3.20
3.25
3.30
3.40
3.35
3.45
3.50
3 4 5 6
8
7
9
3245 G08
10 11
14
12 13
15
IOUT = 0mA
IOUT = 150mA
IOUT = 250mA
IOUT (mA)
3245 G09
100
80
70
90
60
40
30
20
10
50
0
0.1
100
1000
10
1
Burst Mode OPERATION
LOW NOISE
VIN = 9V


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