Datasheet

(I
R
= 100µA, SC70-3 package, T
A
= +25°C, unless otherwise noted.)
Figure 2. Startup Characteristics Test Circuit
V
IN
V
OUT
LM4050-2.5V
STARTUP CHARACTERISTICS
LM4050 toc12
0 16 208 124 24 28 32 36
RESPONSE TIME (µs)
5V
0
0
2V
1V
R
S
= 30kΩ
SEE FIGURE 2.
V
IN
V
OUT
LM4050-5.0V
STARTUP CHARACTERISTICS
LM4050 toc13
0 40 5020 3010 60 70 80 90
RESPONSE TIME (µs)
5V
0
0
4V
2V
R
S
= 16kΩ
SEE FIGURE 2.
0.1k 10k1k 100k 1M
LM4050-2.5V
OUTPUT IMPEDANCE vs. FREQUENCY
LM4050 toc14
FREQUENCY (Hz)
IMPEDANCE (Ω)
1000
0.1
1
10
100
I
R
= 150µA
I
R
= 1mA
C
1
= 1µF
C
1
= 0
0.1k 10k1k 100k 1M
LM4050-5.0V
OUTPUT IMPEDANCE vs. FREQUENCY
LM4050 toc15
FREQUENCY (Hz)
IMPEDANCE (Ω)
100
0.1
1
10
I
R
= 150µA
I
R
= 1mA
C
1
= 0
C
1
= 1µF
1 10010 1k 10k
LM4050-2.5V
NOISE vs. FREQUENCY
LM4050 toc16
FREQUENCY (Hz)
10,000
100
1000
NOISE (nV/√Hz)
1 10010 1k 10k
LM4050-5.0V
NOISE vs. FREQUENCY
LM4050 toc17
FREQUENCY (Hz)
10,000
100
1000
NOISE (nV/√Hz)
R
S
V
IN
1Hz RATE
50%
DUTY CYCLE
V
R
Maxim Integrated │ 10
www.maximintegrated.com
LM4050/LM4051 50ppm/°C Precision Micropower Shunt Voltage
References with Multiple Reverse Breakdown Voltages
Typical Operating Characteristics (continued)