MAX1818EUT25#TG16 Maxim Integrated Products, MAX1818EUT25#TG16 Datasheet - Page 3

• Manufacturer Part Number: MAX1818EUT25#TG16
• Description: IC REG LDO 2.5/ADJ 500MA SOT23-6
• Manufacturer: Maxim Integrated Products

Specifications of MAX1818EUT25#TG16

• Regulator Topology: Positive Fixed or Adjustable
• Voltage - Output: 2.5V, 1.25 ~ 5 V
• Voltage - Input: 2.5 ~ 5.5 V
• Voltage - Dropout (typical): 0.21V @ 500mA, -
• Number Of Regulators: 1
• Current - Output: 500mA (Min)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 5.5 V
• Output Voltage: 1.25 V to 5 V, 2.5 V
• Output Type: Adjustable, Fixed
• Dropout Voltage (max): 0.36 V at 500 mA
• Output Current: 500 mA
• Line Regulation: 0 % / V
• Load Regulation: 0.4 %
• Voltage Regulation Accuracy: 1 %
• Maximum Power Dissipation: 0.8 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Reference Voltage: 1.25 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
are at T
Note 3: All devices are 100% production tested at T
Note 4: The Dropout Voltage is defined as V
(V
Load Regulation
Output Voltage Noise
SHUTDOWN
Shutdown Supply Current
SHDN Input Threshold
SHDN Input Bias Current
POK OUTPUT
POK Output Low Voltage
Operating Voltage Range for
Valid POK
POK Output High Leakage
Current
POK Threshold
THERMAL PROTECTION
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
IN
IN
250
225
200
175
150
125
100
75
50
25
= V
= (V
0
0
A
OUT
design.
+ 500mV. Since the minimum input voltage is 2.5V, this specification is only meaningful when V
V
Guaranteed Maximum Dropout = -137mV/V
Maximum Dropout = 220mV.
I
OUT
1.8V OUTPUT
= +25°C.) (Note 3)
LOAD
0.5
OUT(NOM)
PARAMETER
1.0 1.5
+ 500mV or V
= 150mA
+ 500mV) or +2.5V, whichever is greater; SHDN = IN, C
GROUND PIN CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
between 2.5V and 3.5V, use the following equations: Typical Dropout = -93mV/V
_______________________________________________________________________________________
IN
3.3V OUTPUT
2.5V OUTPUT
= +2.5V, whichever is greater; SHDN = IN, T
SYMBOL
ΔT
ΔV
T
I
SHDN
I
V
SHDN
V
OFF
V
SHDN
OL
LDR
IH
IL
IN
- V
160
145
130
115
100
85
70
55
40
I
10Hz to 1MHz, C
SHDN = GND, V
2.5V < V
2.5V < V
SHDN = IN or GND, T
T
POK sinking 1mA
POK sinking 100µA
POK = 5.5V, T
T
Rising edge, referred to V
OUT
OUT
A
A
0
= +85°C
= +85°C
A
✕
, when V
= 1mA to 500mA
= +25°C. Limits over the operating temperature range are guaranteed by
0.1
V
OUT(NOM)
1.8V OUTPUT
IN
IN
0.2 0.3 0.4 0.5
GROUND PIN CURRENT
Linear Regulator in SOT23
< 5.5V
< 5.5V
vs. LOAD CURRENT
LOAD CURRENT (A)
OUT
A
CONDITIONS
= +25°C
IN
OUT
+7004mV. For V
is 100mV below the value of V
= 5.5V
3.3V OUTPUT
IN
= 3.3µF (ESR < 0.1Ω)
0.6 0.7 0.8 0.9 1.0
A
Typical Operating Characteristics
= 1µF, C
= +25°C
A
2.5V OUTPUT
OUT(NOMINAL)
= -40°C to +85°C, unless otherwise noted. Typical values
500mA Low-Dropout
OUT
OUT(NOM)
= 3.3µF, T
> 3.5V, Typical Dropout = 120mV;
170
160
150
140
130
120
110
A
-40
OUT
= +25°C, unless otherwise noted.)
MIN
I
1.6
1.0
LOAD
90
✕
measured for V
5.0V OUTPUT
= 150mA
-15
V
OUT(NOM)
GROUND PIN CURRENT
OUT(NOM)
vs. TEMPERATURE
TEMPERATURE (°C)
TYP
0.01
115
170
0.4
0.1
93
20
1
5
1
5
10
> 2.5V. For
+ 445mV;
35
MAX
1.5V OUTPUT
IN
1.0
0.6
0.1
5.5
15
25
25
96
= V
60
OUT(NOM)
UNITS
µV
µA
nA
nA
°C
°C
%
%
RMS
V
V
V
85
3