LT3502 LINER [Linear Technology], LT3502 Datasheet - Page 5

• Manufacturer Part Number: LT3502
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
200
100
300
250
150
3.5
0.5
3.0
2.5
2.0
1.5
1.0
45
35
30
25
20
10
40
15
50
0
5
0
0
–50
0
UVLO
SHDN Pin Current
0
LT3502A Maximum V
Frequency (V
5
0.1
10
0
SHDN PIN VOLTAGE (V)
0.2
LOAD CURRENT (A)
TEMPERATURE (°C)
15
OUT
0.3
T
T
20
A
A
= 25°C
= 85°C
50
= 3.3V)
25
0.4
IN
30
for Full
0.5
100
35
0.6
40
3502 G16
3502 G10
3502 G13
150
0.7
45
0.6
2.5
2.0
1.5
1.0
0.5
1.0
0.9
0.8
0.7
0.5
0.4
0.3
0.2
0.1
45
40
35
30
25
20
10
15
0
5
0
0
–50
–50
0
Switch Current Limit
LT3502A Maximum V
Frequency (V
Switching Frequency
0.1
T
A
= 85°C
T
DA VALLEY CURRENT LIMIT
SW PEAK CURRENT LIMIT
A
0
0
= 25°C
0.2
LOAD CURRENT (A)
TEMPERATURE (°C)
TEMPERATURE (°C)
OUT
0.3
LT3502A
LT3502
50
50
= 5V)
0.4
IN
for Full
0.5
100
100
0.6
(T
3502 G17
3502 G11
3502 G14
A
150
150
0.7
= 25°C unless otherwise noted)
–0.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.2
1.0
0.8
0.6
0.4
0.2
45
40
35
30
25
20
15
10
5
0
LT3502/LT3502A
0
0
0
0
Switch Current Limit
0
LT3502 Maximum V
Frequency (V
Soft-Start (SHDN)
T
200
A
0.1
= 85°C
T
400
A
SHDN PIN VOLTAGE (mV)
= 25°C
0.2
LOAD CURRENT (A)
DUTY CYCLE (%)
600
OUT
0.3
800 1000
50
= 3.3V)
LT3502A
0.4
IN
LT3502
for Full
0.5
1200 1400 1600
0.6
3502 G18
3502 G12
3502 G15
3502fc
5
100
0.7