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LT1110 Datasheet(PDF) 4 Page - Linear Technology

Part No. LT1110
Description  Micropower DC-DC Converter Adjustable and Fixed 5V, 12V
Download  16 Pages
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Maker  LINER [Linear Technology]
Homepage  http://www.linear.com
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LT1110 Datasheet(HTML) 4 Page - Linear Technology

 
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LT1110
4
ISWITCH (A)
0
0.2
0.4
0.6
LT1110 • TPC07
0.8
1.0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
VIN = 12V
CC
HARA TERISTICS
A
TYPICALPERFOR
CE
Saturation Voltage
Duty Cycle
Switch Saturation Voltage
Step-Up Mode
Switch On Voltage
Minimum/Maximum Frequency vs
Step-Down Mode
On Time
Quiescent Current
Maximum Switch Current vs
Maximum Switch Current vs
Quiescent Current
RLIM Step-Up
RLIM Step-Down
TEMPERATURE (
°C)
–50
–25
0
25
LT1110 • TPC04
50
75
100
78
76
74
72
70
68
66
64
62
60
58
TEMPERATURE (
°C)
–50
– 25
0
25
LT1110 • TPC05
50
75
100
500
450
400
350
300
250
200
150
100
50
0
VIN = 1.5V
ISW = 500mA
I
(A)
0
0
0.2
0.4
0.6
1.2
1.4
0.2
0.4
0.8
1.2
LT1110 • TPC06
1.0
1.4
1.6
SWITCH
VIN = 1.0V
V = 1.2V
IN
VIN = 1.5V
VIN = 5.0V
V = 2.0V
IN
0.6
1.0
0.8
VIN = 3.0V
INPUT VOLTAGE (V)
0
LT1110 • TPC09
3
400
380
360
340
320
280
260
6
240
220
200
300
9
1215 1821 24 27
30
TEMPERATURE (
°C)
–50
LT1110 • TPC10
500
450
400
350
250
–25
150
100
200
300
0
25
50
75
100
RLIM (Ω)
10
LT1110 • TPC11
100
1.5
1.3
1.1
0.9
1000
0.7
0.5
0.3
0.1
STEP-UP MODE
VIN ≤ 5V
RLIM (Ω)
10
LT1110 • TPC12
100
1.5
1.3
1.1
0.9
1000
0.7
0.5
0.3
0.1
STEP-DOWN MODE
VIN = 12V
SWITCH ON TIME (
µs)
7
9
LT1110 • TPC08
10
100
90
80
70
60
50
40
13
0
°C ≤ T
A ≤ 70°C
8
11
12
95
85
75
65
55
45


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