MAX8881EUT18-T Maxim Integrated Products, MAX8881EUT18-T Datasheet - Page 3

• Manufacturer Part Number: MAX8881EUT18-T
• Description: Low Dropout (LDO) Regulators 12V Linear Regulator
• Manufacturer: Maxim Integrated Products

Specifications of MAX8881EUT18-T

• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 12 V
• Output Voltage: 1.8 V
• Output Type: Fixed
• Dropout Voltage (max): 0.2 V at 50 mA
• Output Current: 400 mA
• Line Regulation: 0.05 % / V
• Load Regulation: 0.015 % / mA
• Voltage Regulation Accuracy: 1.5 %
• Maximum Power Dissipation: 0.696 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-23
• Minimum Operating Temperature: - 40 C
• Dc: 0512

(V
ELECTRICAL CHARACTERISTICS (continued)
(V
Note 1: All devices are 100% production tested at T
Note 2: Output accuracy with respect to nominal preset voltages. FB = OUT.
Note 3: This specification is valid for V
Note 4: The dropout voltage is defined as V
Thermal Shutdown Threshold
OUT Noise
IN
IN
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
70
60
50
40
30
20
10
= V
= 5V, V
0
0
0.1
0
OUT
POWER-SUPPLY REJECTION RATIO
PARAMETER
OUT
2
+ 1V, SHDN = IN, C
1
vs. INPUT VOLTAGE
I
OUT
SUPPLY CURRENT
= 3.3V, I
INPUT VOLTAGE (V)
vs. FREQUENCY
4
FREQUENCY (Hz)
= 30 mA
10
_______________________________________________________________________________________
6
NO LOAD
OUT
100
8
= 30mA, C
OUT
1k
10
V
SYMBOL
OUT(NOISE)
= 4.7µF, T
T
IN
10k
12
TSD
OUT
> 3V.
IN
= 4.7µF, T
- V
12V, Ultra-Low-I
A
0.10
0.01
= -40°C to +85°C, unless otherwise noted. Typical values are at T
OUT
(Hysteresis = 15°C)
f = 10Hz to 100kHz, I
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
1
0
-40
10
A
, when V
V
OUTPUT NOISE SPECTRAL DENSITY
= +25°C. All temperature limits are guaranteed by design.
OUT
A
Linear Regulators with POK
= +25°C, unless otherwise noted. See Figure 1.)
= 1.8V
-15
100
vs. TEMPERATURE
SUPPLY CURRENT
OUT
vs. FREQUENCY
TEMPERATURE (°C)
FREQUENCY (Hz)
CONDITIONS
10
is 100mV below the value of V
1k
OUT
Typical Operating Characteristics
35
= 1mA
10k
60
100k
85
Q
400
350
300
250
200
150
100
500
450
400
350
300
250
200
150
100
, Low-Dropout
50
50
OUT
0
0
0
0
MIN
V
for V
OUT
C
= 1.8V
OUT
20
IN
50
= 1.0μF
DROPOUT VOLTAGE
vs. LOAD CURRENT
vs. LOAD CURRENT
= V
LOAD CURRENT (mA)
LOAD CURRENT (mA)
C
TYP
160
300
OUTPUT NOISE
OUT
OUT
40
T
= 4.7μF
A
A
= +85°C
100
= +25°C.) (Note 1)
T
+ 1V.
A
= -40°C
60
MAX
T
150
A
= +25°C
80
UNITS
μV
°C
RMS
200
100
3