LT3085MPMS8E#TRPBF Linear Technology, LT3085MPMS8E#TRPBF Datasheet - Page 6

• Manufacturer Part Number: LT3085MPMS8E#TRPBF
• Description: IC LDO REG ADJ 500MA 8-MSOP
• Manufacturer: Linear Technology

Specifications of LT3085MPMS8E#TRPBF

• Regulator Topology: Positive Adjustable
• Voltage - Output: Adjustable
• Voltage - Input: 1.2 ~ 36 V
• Voltage - Dropout (typical): 1.35V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 500mA
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP Exposed Pad, 8-HMSOP, 8-eMSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LT3085
TYPICAL PERFORMANCE CHARACTERISTICS
6
100
20
18
82
81
80
79
16
14
12
10
80
70
60
50
40
30
20
10
85
84
83
78
77
90
8
6
4
2
0
–50 –25
0
10
0
Ripple Rejection (120Hz)
Ripple Rejection - Single Supply
V
SINGLE SUPPLY OPERATION
V
RIPPLE = 50mV
I
C
CONTROL
I
V
RIPPLE = 50mV
C
C
LOAD
LOAD
IN
OUT
SET
IN
OUT
INPUT-TO-OUTPUT DIFFERENTIAL (V)
I
= V
LOAD
= V
I
= 0.1μF CERAMIC
6
= 2.2μF, C
LOAD
= 2.2μF CERAMIC
100
= 0.1A
= 500mA
OUT (NOMINAL)
CONTROL
0
= 1mA
= 500mA
Pin Current
12
FREQUENCY (Hz)
FREQUENCY (Hz)
25
SET
P–P
P–P
1k
= V
DEVICE IN
CURRENT LIMIT
, f = 120Hz
= 0.1μF
OUT (NOMINAL)
50
18
+2V
10k
75
24
I
LOAD
100 125 150
100k
+2V
= 100mA
30
3085 G25
3085 G19
3085 G22
1M
36
100
100
10k
80
70
60
50
40
30
20
10
90
10
1k
8
7
6
5
4
3
2
1
0
0
1
10
10
0
Ripple Rejection - Dual Supply
- V
Noise Spectral Density
V
CONTROL
V
V
V
V
RIPPLE = 50mV
C
C
IN
IN
IN
CONTROL
OUT
SET
CONTROL
= V
= V
= V
= 0.1μF CERAMIC
100
= 2.2μF CERAMIC
0.1
CONTROL
OUT
OUT (NOMINAL)
100
= V
= 1V
Pin Current
LOAD CURRENT (A)
I
FREQUENCY (Hz)
FREQUENCY (Hz)
Pin
LOAD
OUT (NOMINAL)
0.2
1k
P–P
= 2V
= 500mA
1k
+ 1V
I
LOAD
10k
0.3
+2V
T
= 100mA
T
J
T
J
10k
J
= –50°C
= 125°C
100k
= 25°C
0.4
3085 G20
3085 G23
3085 G26
100k
0.5
1M
1k
100
10
1.0
0.1
100μV/DIV
800
700
600
500
400
300
200
100
100
90
80
70
60
50
40
30
20
10
0
0
10
0
V
Residual Output Voltage with
Less Than Minimum Load
Ripple Rejection - Dual Supply
- IN Pin
OUT
SET PIN = 0V
V
V
V
RIPPLE = 50mV
C
C
IN
IN
CONTROL
OUT
SET
I
LOAD
Output Voltage Noise
V
R
C
C
I
= V
LOAD
OUT
SET
SET
OUT
V
= 0.1μF CERAMIC
= 2.2μF CERAMIC
100
IN
CONTROL
= 500mA
= 100k
= O.1μF
= 1V
= 10μF
= 10V
= 0.5A
= V
FREQUENCY (Hz)
OUT (NOMINAL)
1k
P–P
R
+2V
TEST
TIME 1ms/DIV
1k
R
TEST
V
(Ω)
V
OUT
IN
10k
= 5V
I
LOAD
+2V
V
IN
= 100mA
100k
= 20V
3085 G21
3085 G24
2k
1M
3085fb
3085 G27