lt1790ais6-5 Linear Technology Corporation, lt1790ais6-5 Datasheet - Page 14

• Manufacturer Part Number: lt1790ais6-5
• Description: Micropower Sot-23 Low Dropout Reference Family
• Manufacturer: Linear Technology Corporation

LT1790
2.5V TYPICAL PERFOR A CE CHARACTERISTICS
Each of the voltage options have similar performance curves. For the 3V, 3.3V and the 4.096V options,
the curves can be estimated based on the 2.5V and 5V curves.
14
–2000
–1000
–1200
–1400
–1600
–1800
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.515
2.510
2.505
2.500
2.495
2.490
2.489
–200
–400
–600
–800
0
–50
0.1
0
Output Voltage Temperature Drift
Load Regulation (Sourcing)
Line Regulation
FOUR TYPICAL PARTS
–30 –10
2
4
OUTPUT CURRENT (mA)
TEMPERATURE ( C)
INPUT VOLTAGE (V)
6
10
T
T
A
A
= 125 C
T
T
= 25 C
8
T
A
A
30
A
= –55 C
= 125 C
= 25 C
10
1
50
T
A
12
= –55 C
70
14
90 110
16
17902.5 G01
17902.5 G04
17902.5 G07
18
130
10
20
W
U
2000
1800
1600
1400
1200
1000
400
200
800
600
–20
–30
–40
–50
–60
–70
–80
0.1
–10
10
20
10
1
0
0
0.1
100
Minimum Input-Output Voltage
Differential (Sourcing)
0
Load Regulation (Sinking)
Power Supply Rejection Ratio
vs Frequency
C
T
A
L
= 1 F
= –55 C
0.1
INPUT-OUTPUT VOLTAGE (V)
1k
OUTPUT CURRENT (mA)
0.2
T
FREQUENCY (Hz)
A
= 125 C
0.3
T
10k
1
A
T
= –55 C
A
= 25 C
T
A
0.4
= 125 C
T
A
100k
= 25 C
0.5
17902.5 G02
17902.5 G05
17902.5 G08
0.6
10
1M
1000
–30
100
–10
10
90
70
50
30
10
80
70
60
50
40
30
20
10
1
0
–50
100
0
Output Impedance vs Frequency
Minimum Input-Output Voltage
Differential (Sinking)
Supply Current vs Input Voltage
–30
–10
C
L
5
= 4.7 F
TEMPERATURE ( C)
INPUT VOLTAGE (V)
10
1k
FREQUENCY (Hz)
30
C
T
T
T
10
A
L
A
A
= 0.47 F
= –55 C
= 25 C
= 125 C
50
C
L
10k
70
5mA
= 1 F
15
1mA
90 110
17902.5 G09
17902.5 G03
17902.5 G06
100 A
1790fa
100k
130
20