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LT1511CSW Datasheet(PDF) 5 Page - Linear Technology

Part # LT1511CSW
Description  Constant-Current/ Constant-Voltage 3A Battery Charger with Input Current Limiting
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1511CSW Datasheet(HTML) 5 Page - Linear Technology

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LT1511
TYPICAL PERFORMANCE CHARACTERISTICS
Switching Frequency vs
Temperature
VREF Line Regulation
TEMPERATURE (
°C)
–20
20
0
40
80
120
60
100
140
1511 • TPC04
210
205
200
195
190
185
180
VCC (V)
0
7.0
6.5
6.0
5.5
5.0
4.5
5
10
15
20
1511 • TPC05
25
30
125
°C
25
°C
0
°C
MAXIMUM DUTY CYCLE
ICC vs VCC
VCC (V)
0
0.003
0.002
0.001
0
–0.001
–0.002
–0.003
5
10
15
20
1511 • TPC06
25
30
ALL TEMPERATURES
VC Pin Characteristics
Maximum Duty Cycle
IVA vs ∆VOVP (Voltage Amplifier)
IVA (mA)
0
4
3
2
1
0
0.8
1511• TPC07
0.2
0.1
0.3
0.5
0.7
0.9
0.4
0.6
1.0
125
°C
25
°C
TEMPERATURE (
°C)
0
120
1511 • TPC08
40
80
98
97
96
95
94
93
92
91
90
20
60
100
140
VC (V)
0
0.2
0.6
1.0
1.4
1.8
–1.20
–1.08
–0.96
–0.84
–0.72
–0.60
–0.48
–0.36
–0.24
–0.12
0
0.12
1.6
1511 • TPC09
0.4
0.8
1.2
2.0
Switch Current vs Boost Current
vs Boost Voltage
SWITCH CURRENT (A)
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
1.8 2.0
1.6
50
45
40
35
30
25
20
15
10
5
0
1511 • TPC11
VCC = 16V
VBOOST = 38V
28V
18V
TEMPERATURE
0
2.470
2.468
2.466
2.464
2.462
2.460
2.458
25
50
75
100
LT1511 • TPC12
125
150
Reference Voltage
vs Temperature
PROG Pin Characteristics
VPROG (V)
01
2
3
5
4
6
0
–6
1511 • TPC10
125
°C
25
°C



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