lt3085ems8e Linear Technology Corporation, lt3085ems8e Datasheet - Page 5

• Manufacturer Part Number: lt3085ems8e
• Description: Adjustable 500ma Single Resistor Low Dropout Regulator
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
700
600
500
400
300
200
100
400
350
300
250
200
150
100
50
–100
0
0
150
100
–50
500
250
–50
–50
50
Dropout Voltage
(Minimum IN Voltage)
Current Limit
Load Transient Response
0
0
0
–25
–25
V
V
10
IN
OUT
= 7V
= 0V
20
0
0
I
I
TEMPERATURE (°C)
TEMPERATURE (°C)
LOAD
LOAD
C
OUT
30
25
25
= 500mA
= 100mA
= 2.2μF CERAMIC
40
TIME (μs)
50
50
V
V
C
50
C
IN
OUT
SET
OUT
75
75
= V
60 70
= 0.1μF
= 1.5V
= 10μF CERAMIC
CONTROL
100
100
80
125
125
3085 G10
3085 G13
= 3V
90
3085 G16
150
150
100
600
400
300
200
700
500
100
–100
1.4
1.2
0.8
0.6
0.4
0
Dropout Voltage (Minimum
V
1.6
1.0
0.2
100
–50
0
0
CONTROL
Current Limit
50
0
6
4
2
0
0
Line Transient Response
0
50 100 150 200
INPUT-TO-OUTPUT DIFFERENTIAL (V)
5
10
T
10
Pin Voltage)
J
20
T
= 25°C
J
LOAD CURRENT (mA)
= –50°C
15
30
40
20
TIME (μs)
250 300
T
J
50
= 125°C
25
60 70
350 400
V
I
C
C
T
30
LOAD
J
OUT
OUT
SET
CERAMIC
CERAMIC
= 25°C
= 0.1μF
= 1.5V
= 2.2μF
80
35
= 10mA
3085 G14
450
3085 G11
90
3085 G17
40
500
100
–20
–40
200
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
60
40
20
1.5
0.5
Dropout Voltage (Minimum
V
0
0
0
1
0
8
CONTROL
6
4
2
0
–50
Load Transient Response
0
0
Turn-On Response
20
–25
2
I
C
LOAD
40
OUT
4
Pin Voltage)
0
60
= 2.2μF CERAMIC
= 100mA
TEMPERATURE (°C)
6
25
80
TIME (μs)
8
TIME (μs)
100
50
10
C
OUT
V
C
V
OUT
SET
IN
120 140
I
LOAD
12 14
LT3085
75
= V
= 10μF CERAMIC
= 0.1μF
= 1.5V
C
R
C
R
CONTROL
OUT
SET
SET
LOAD
CERAMIC
= 500mA
100
160
= 0
= 100k
= 2.2μF
16
= 2Ω
125
180
= 3V
3085 G12
3085 G15
18
3085 G18
5
3085f
200
150
20