LT1790AIS6-2.5#PBF Linear Technology, LT1790AIS6-2.5#PBF Datasheet - Page 12

• Manufacturer Part Number: LT1790AIS6-2.5#PBF
• Description: ldo, vref, 2.5v, 0.05%, 6sot23; topology:series; input...
• Manufacturer: Linear Technology

LT1790
2.048V 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.
12
–1600
–1800
–2000
2.056
2.054
2.052
2.050
2.048
2.046
2.044
2.042
–1000
–1200
–1400
2.054
2.052
2.050
2.048
2.046
2.044
2.042
–200
–400
–600
–800
0
–50
0.1
0
Output Voltage Temperature Drift
Load Regulation (Sourcing)
Line Regulation
FOUR TYPICAL PARTS
–30 –10 10
2
4
OUTPUT CURRENT (mA)
TEMPERATURE ( C)
T
INPUT VOLTAGE (V)
6
A
= 125 C
8
T
30
A
= 25 C
10
1
T
50
T
T
A
A
A
12
T
= –55 C
A
= 125 C
= 25 C
70
= –55 C
14
90 110
16
17902.048 G01
17902.048 G04
17902.048 G07
18
130
20
10
W
2000
1800
1600
1400
1200
1000
800
600
400
200
–10
–20
–30
–40
–50
–60
–70
–80
0.1
10
20
10
1
0
0
0.1
100
U
Minimum Input-Output Voltage
Differential (Sourcing)
Load Regulation (Sinking)
Power Supply Rejection Ratio
vs Frequency
0
C
L
= 1 F
0.1
INPUT-OUTPUT VOLTAGE (V)
T
A
1k
OUTPUT CURRENT (mA)
0.2
= 25 C
FREQUENCY (Hz)
0.3
10k
T
1
A
T
0.4
= 125 C
A
= –40 C
0.5
T
100k
A
T
A
= 125 C
T
17902.048 G05
= –55 C
A
17902.048 G02
17902.048 G08
0.6
= 25 C
0.7
1M
10
1000
–30
–50
130
110
–10
100
90
70
50
30
10
10
80
70
60
50
40
30
20
10
1
0
–50
10k
0
Minimum Input-Output Voltage
Differential (Sinking)
Supply Current vs Input Voltage
Output Impedance vs Frequency
–30
–10
C
C
L
5
L
TEMPERATURE ( C)
= 4.7 F
= 1 F
100k
INPUT VOLTAGE (V)
10
FREQUENCY (Hz)
30
100 A
10
50
C
T
T
L
1mA
A
A
T
= 0.47 F
70
1M
= –55 C
A
= 25 C
5mA
= 125 C
15
90
17902.048 G03
17902.048 G09
17902.048 G06
110
1790fa
10M
130
20