Datasheet

LTC3200/LTC3200-5
3
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Output Voltage vs Supply Voltage Output Voltage vs Load Current
SUPPLY VOLTAGE (V)
2.7
OUTPUT VOLTAGE (V)
5.15
5.10
5.05
5.00
4.95
4.90
4.85
3.0
3.3 3.6 3.9
3200 F01
4.2 4.5
C
IN
= C
OUT
= C
FLY
= 1µF
I
OUT
= 20mA
T
A
= 85°C
T
A
= 25°C
T
A
= –40°C
LOAD CURRENT (mA)
0
OUTPUT VOLTAGE (V)
200
3200 G02
50
100
150
5.2
5.1
5.0
4.9
4.8
V
IN
= 2.7V
V
IN
= 3V
V
IN
= 3.2V
C
IN
= C
OUT
= C
FLY
= 1µF
T
A
= 25°C
SUPPLY VOLTAGE (V)
2.7
SUPPLY CURRENT (mA)
6
5
4
3
3.0 3.3 3.6 3.9
3200 G03
4.54.2
C
IN
= C
OUT
= C
FLY
= 1µF
V
SHDN
= V
IN
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
OSCILLATOR FREQUENCY (MHz)
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
SUPPLY VOLTAGE (V)
2.7 3.0 3.3 3.6 3.9
3200 G04
4.54.2
T
A
= –40°C
T
A
= 25°C
T
A
= 85°C
SUPPLY VOLTAGE (V)
2.7 3.0 3.3 3.6 3.9
3200 G05
4.54.2
THRESHOLD VOLTAGE (V)
1.1
1.0
0.9
0.8
0.7
0.6
0.5
T
A
= 85°C
T
A
= 25°C
T
A
= –40°C
SUPPLY VOLTAGE (V)
2.7
OUTPUT CURRENT (mA)
250
200
150
100
3.0 3.3 3.6 3.9
3200 G07
4.54.2
C
FLY
= 1µF
T
A
= 25°C
V
OUT
= 0V
Oscillator Frequency vs Supply
Voltage
V
SHDN
Threshold Voltage vs
Supply Voltage
Efficiency vs Load Current
No Load Supply Current vs Supply
Voltage
Short Circuit Current vs Supply
Voltage
LOAD CURRENT (mA)
EFFICIENCY (%)
100
90
80
70
60
50
40
30
1 10 100
3200 G06
C
IN
= C
OUT
= C
FLY
= 1µF
T
A
= 25°C
V
IN
= 2.7V
V
IN
= 3.2V
V
IN
= 3.7V
V
IN
= 4.5V
(LTC3200-5)