LTC3201 Linear Technology Corporation, LTC3201 Datasheet - Page 3

• Manufacturer Part Number: LTC3201
• Description: 100mA Ultralow Noise Charge Pump Led Supply
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR A CE CHARACTERISTICS
0.640
0.635
0.630
0.625
0.620
0.615
0.610
0.605
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250
200
150
100
50
0
2.7
2.7
Feedback Voltage vs Supply
Voltage
Short-Circuit Current vs Supply
Voltage
C
C
FLY
IN
= C
3.0
= C
3.0
OUT
FILTER
T
A
SUPPLY VOLTAGE (V)
= 1 F
SUPPLY VOLTAGE (V)
= –40 C
3.3
3.3
= O.22 F
T
A
= 25 C
3.6
C
C
T
3.6
FLY
IN
A
= 25 C
= C
= C
OUT
3.9
3.9
FILTER
= 1 F
T
W
A
= 85 C
= O.22 F
4.2
4.2
3201 G01
3201 G04
U
4.5
4.5
0.620
0.615
0.610
0.605
0.600
0.595
0.590
4.15
4.10
4.05
4.00
3.95
3.90
3.85
3.80
2.7
0
Output Voltage vs Load Current
Feedback Voltage
vs Supply Voltage
I
OUT
C
C
T
A
FLY
IN
20 40 60 80 100 120 140 160 180 200
= 25 C
= C
= C
3.0
= 100mA, V
OUT
FILTER
= 1 F
LOAD CURRENT (mA)
SUPPLY VOLTAGE (V)
3.3
= O.22 F
3.6
C
C
T
OUT
V
FLY
IN
A
IN
= 25 C
= C
= 2.7V
= C
= 4V
OUT
3.9
FILTER
V
IN
= 1 F
= 4.5V
V
IN
= O.22 F
4.2
= 3.2V
3201 G02
3201 G05
4.5
0.64
0.62
0.60
0.58
0.56
0.54
0.52
0.50
2.2
2.0
1.8
1.6
1.4
1.2
2.7
0
Feedback Voltage vs I
Oscillator Frequency vs Supply
Voltage
C
C
V
FLY
IN
OUT
T
20
A
= C
= 25 C
= C
3.0
= 4V
40 60 80 100 120 140 160 180 200 220
OUT
FILTER
= 1 F
SUPPLY VOLTAGE (V)
3.3
= O.22 F
I
OUT
LTC3201
3.6
C
C
T
V
A
(mA)
FLY
IN
IN
= 25 C
= C
= 3.6V
= C
T
3.9
OUT
A
FILTER
OUT
= 85 C
T
= 1 F
A
= –40 C
= 0.22 F
4.2
3201 G06
3201 G03
3
3201f
4.5