Typical operating characteristics – Rainbow Electronics MAX16999 User Manual
Page 4
MAX16999
Ultra-Low Output Voltage, Low-Quiescent-Current
Linear Regulator for High-Temperature Applications
4
_______________________________________________________________________________________
Typical Operating Characteristics
(For devices with V
OUT
< 1.5V, V
IN
= 3.3V. For devices with V
OUT
> 1.5V, V
IN
= 5V. EN = IN, C
IN
= 1µF, C
OUT
= 4.7µF, C
CRES
= 1000pF,
T
A
= + 25°C, unless otherwise noted.)
OUTPUT-VOLTAGE ACCURACY
vs. LOAD CURRENT
MAX16999 toc01
LOAD CURRENT (mA)
OUTPUT-VOLTAGE ACCURACY (%)
80
60
40
20
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0
100
V
OUT
= 0.5V
V
OUT
= 3.3V
V
OUT
= 1V
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX16999 toc02
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
5.0
4.5
4.0
3.5
3.0
0.995
0.996
0.997
0.998
0.999
1.000
1.001
1.002
1.003
1.004
0.994
2.5
5.5
I
OUT
= 0.1mA
I
OUT
= 50mA
I
OUT
= 100mA
I
OUT
= 1mA
OUTPUT-VOLTAGE ACCURACY
vs. TEMPERATURE
MAX16999 toc03
TEMPERATURE (
°C)
OUTPUT-VOLTAGE ACCURACY (%)
100
50
0
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
-50
150
I
OUT
= 0.1mA
I
OUT
= 50mA
I
OUT
= 100mA
I
OUT
= 1mA
V
OUT
= 1V
GROUND-PIN CURRENT
vs. LOAD CURRENT
MAX16999 toc04
LOAD CURRENT (mA)
GROUND-PIN CURRENT (
μ
A)
80
60
20
40
5
10
15
20
30
25
35
40
0
0
100
V
OUT
= 0.5V
V
OUT
= 3.3V
V
OUT
= 1V
GROUND-PIN CURRENT
vs. INPUT VOLTAGE
MAX16999 toc05
INPUT VOLTAGE (V)
GROUND-PIN CURRENT (
μ
A)
5
4
3
2
1
5
10
15
20
25
30
35
40
45
50
0
0
6
I
OUT
= 0.1mA
I
OUT
= 50mA
I
OUT
= 100mA
I
OUT
= 1mA
V
OUT
= 0.5V
GROUND-PIN CURRENT
vs. TEMPERATURE
MAX16999 toc06
TEMPERATURE (
°C)
GROUND-PIN CURRENT (
μ
A)
125
100
75
50
25
0
-25
5
10
15
20
25
30
0
-50
150
I
OUT
= 0.1mA
I
OUT
= 50mA
I
OUT
= 100mA
I
OUT
= 1mA
V
OUT
= 1V
CURRENT LIMIT
vs. INPUT VOLTAGE
MAX16999 toc07
INPUT VOLTAGE (V)
CURRENT LIMIT (mA)
5.0
4.5
3.0
3.5
4.0
135
140
145
150
155
160
165
170
130
2.5
5.5
DROPOUT VOLTAGE
vs. LOAD CURRENT
MAX16999 toc08
LOAD CURRENT (mA)
DROPOUT VOLTAGE (mA)
125
100
75
50
25
10
20
30
40
50
60
70
80
90
100
0
0
150
V
OUT
= 3.3V
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX16999 toc09
FREQUENCY (kHz)
PSRR (dB)
100
10
0.1
1
10
20
30
40
50
60
70
80
0
0.01
1000
V
OUT
= 0.5V, I
OUT
= 10mA