Datasheet

0
1
3
2
4
5
4675 8 9 101112
SUPPLY CURRENT vs. INPUT VOLTAGE
MAX1725/26 toc01
INPUT VOLTAGE (V)
SUPPLY CURRENT (µA)
0
1
3
2
4
5
SUPPLY CURRENT vs. LOAD CURRENT
MAX1725/26 toc02
LOAD CURRENT (mA)
SUPPLY CURRENT (µA)
01051520
V
IN
= 5V
0
3
2
1
4
5
-40 0 20-20 40 60 80
SUPPLY CURRENT vs. TEMPERATURE
MAX1725/26 toc03
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
V
IN
= 5V
-1.4
-1.0
-0.4
-0.6
-0.2
0
4675 8 9 101112
OUTPUT VOLTAGE vs. INPUT VOLTAGE
MAX1725/26 toc04
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (%DEVIATION)
-0.8
-1.2
I
LOAD
= 20mA
I
LOAD
= 1mA
NOMINAL OUTPUT = 3.3V
-0.8
-0.4
0.2
-0.2
0.6
0.8
OUTPUT VOLTAGE vs. LOAD CURRENT
MAX1725/26 toc05
LOAD CURRENT (mA)
OUTPUT VOLTAGE (% DEVIATION)
0
426
20
0.4
0
-0.6
8101214
16
18
NOMINAL OUTPUT = 3.3V
V
IN
= 4.5V
-0.30
-0.10
0.10
0
0.20
0.30
-40 0-20 20406080
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX1725/26 toc06
TEMPERATURE (°C)
NORMALIZED OUTPUT VOLTAGE (%)
-0.20
I
OUT
= 1mA
Typical Operating Characteristics
(V
OUT
= +3.3V, I
OUT
= 1mA, T
A
= +25°C, unless otherwise noted.)
MAX1725/MAX1726
12V, Ultra-Low I
Q
, Low-Dropout
Linear Regulators
3
Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
IN
= V
OUT
+ 1V, SHDN = IN, I
OUT
= 1mA, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at
T
A
= +25°C.) (Note 2)
Note 2: Limits are 100% production tested at +25°C. All temperature limits are guaranteed by design.
Note 3: Guaranteed by OUT line-regulation testing.
Note 4: OUT accuracy from nominal voltage. The MAX1725 is tested at V
OUT
= 1.5V, 2.5V, and 5V.
Note 5: When V
OUT
falls to 4% below its value at V
IN
= V
OUT
+ 1V.
I
OUT
from 1mA to 10mA, t
R
= t
F
= 1µs
∆V
IN
= ±0.25V, t
R
= t
F
= 5µs
f = 10Hz to 100kHz
CONDITIONS
mV200
OUT Load-Transient
Overshoot/Undershoot
mV15
OUT Line-Transient
Overshoot/Undershoot
µV
RMS
350e
n
OUT Noise
UNITSMIN TYP MAXSYMBOLPARAMETER