Datasheet

REF3112, 3120, 3125, 3130, 3133, 3140
4
SBVS046C
www.ti.com
TYPICAL CHARACTERISTICS
At T
A
= +25°C, V
IN
= +5V power supply, REF3125 is used for typical characteristics, unless otherwise noted.
TEMPERATURE DRIFT (0°C to +70°C)
18
16
14
12
10
8
6
4
2
0
Percentage of Units
10
Drift (ppm/°C)
2 3 4 5 6 8 9 10111213141516
TEMPERATURE DRIFT (–40°C to +125°C)
25
20
15
10
5
0
Percentage of Units
10
Drift (ppm/°C)
2 3 4 5 6 7 8 9 101112131415161718192021
OUTPUT VOLTAGE vs TEMPERATURE
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
−0.02
−0.04
Output Drift (%)
−60 −40 −20 0 4020 60 80 100 120 140
Temperature (°C)
DROPOUT VOLTAGE vs LOAD CURRENT
120
100
80
60
40
20
0
Dropout Voltage (mV)
–15 –10 –50 51015
Load Current (mA)
QUIESCENT CURRENT vs TEMPERATURE
120
100
80
60
40
20
0
Quiescent Current (µA)
–60 –40 –20 0 20 40 60 100 12080 140
Temperature (°C)
OUTPUT IMPEDANCE vs FREQUENCY
100
10
1
0.1
0.01
Output Resistance (Ω)
1 10 100 1k 100k10k 1M
Frequency (Hz)