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MIC5253-1.85YC5-TR

P1-P3P4-P6P7-P9
MIC5253 Micrel
Typical Characteristics
0
10
20
30
40
50
60
70
80
PSRR (dB)
FREQUENCY (Hz)
100µA
1mA
10mA
100mA
Power Supply Rejection Ratio
V
OUT
= 1.8V
V
IN
= 2.8V
100
1k 10k 100k 1M
C
OUT
= 1µF
C
BYP
= 0.1µF
0
10
20
30
40
50
60
70
80
PSRR (dB)
FREQUENCY (Hz)
100µA
1mA
10mA
100mA
Power Supply Rejection Ratio
V
OUT
= 1.8V
V
IN
= 2.8V
C
OUT
= 1µF
C
BYP
= 0.01µF
100
1k
10k 100k
1M
81
82
83
84
85
86
87
88
0 25 50 75 100 125 150
GROUND CURRENT (µA)
OUTPUT CURRENT (mA)
Ground Pin Current
V
IN
= V
OUT
+ 1V
V
OUT
=1.8V
70
72
74
76
78
80
82
84
-40 -20 0 20 40 60 80 100 120
GROUND CURRENT (µA)
TEMPERATURE (°C)
Ground Pin Current
I
LOAD
= 100µA
0
10
20
30
40
50
60
70
80
012345
GROUND CURRENT (µA)
INPUT VOLTAGE (V)
Ground Pin Current
I
LOAD
= 100µA
0
10
20
30
40
50
60
70
80
90
012345
GROUND CURRENT (µA)
INPUT VOLTAGE (V)
Ground Pin Current
I
LOAD
= 100mA
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
OUTPUT VOLTAGE (mV)
INPUT VOLTAGE (V)
Dropout Characteristics
I
LOAD
= 100µA
I
LOAD
= 100mA
V
OUT
= 1.85V
0
50
100
150
200
250
-40 -20 0 20 40 60 80 100 120
DROPOUT VOLTAGE (mV)
TEMPERATURE (°C)
Dropout Voltage
V
IN
= 3.6V
V
OUT
= 2.6V
I
LOAD
= 100mA
0
50
100
150
200
250
300
350
0 25 50 75 100 125 150
DROPOUT VOLTAGE (mV)
OUTPUT CURRENT (mA)
Dropout Voltage
125°C
25°C
–40°C
V
IN
= 3.6V
V
OUT
= 2.6V
150
170
190
210
230
250
270
290
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9
SHORT CIRCUIT CURRENT (mA)
INPUT VOLTAGE (V)
Short Circuit Current
2.5
2.55
2.6
2.65
2.7
-40 -20 0 20 40 60 80 100 120
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
Output Voltage
vs. Temperature
I
LOAD
= 100µA
V
OUT
= 2.6V
V
IN
= 3.6V
70
72
74
76
78
80
82
84
86
88
90
-40 -20 0 20 40 60 80 100 120
GROUND CURRENT (µA)
TEMPERATURE (°C)
Ground Pin Current
I
LOAD
= 100mA
M9999-112305 2
November 2005
M9999-112305 4
November 2005
MIC5253 Micrel
C
IN
= 1µF Ceramic
C
OUT
= 1µF Ceramic
C
BYP
= 0.01µF
I
OUT
= 100µA
Line Transient Response
TIME (500µs/div)
Output Voltage
(50mV/div)
Input Voltage
(1V/div)
4V
5V
C
IN
= 1µF Ceramic
C
OUT
= 1µF Ceramic
C
BYP
= 0.01µF
V
IN
= 4V
100µA
100mA
Load Transient Response
TIME (5µs/div)
Output Current
(50mA/div)
Output Voltage
(20mV/div)
C
IN
= 1µF Ceramic
C
OUT
= 1µF Ceramic
C
BYP
= 0.01µF
V
IN
= 4V
Shutdown Delay
TIME (500µs/div)
Output Voltage
(500mV/div)
Enable Voltage
(1V/div)
C
IN
= 1µF Ceramic
C
OUT
= 1µF Ceramic
C
BYP
= 0.01µF
I
OUT
= 100µA
Enable Pin Delay
TIME (5µs/div)
Output Voltage
(500mV/div)
Enable Voltage
(1V/div)
Functional Characteristics
M9999-112305
November 2005 5
MIC5253 Micrel
Block Diagram
Reference
Voltage
Startup/
Shutdown
Control
EN
Quickstart/
Noise
Cancellation
Under-
voltage
Lockout
Thermal
Sensor
IN
FAULT
Error
Amplifier
Current
Amplifier
GND
BYP
OUT
ACTIVE SHUTDOWN
M9999-112305 6
November 2005
P1-P3P4-P6P7-P9

MIC5253-1.85YC5-TR

Mfr. #:
Buy MIC5253-1.85YC5-TR
Manufacturer:
Microchip Technology / Micrel
Description:
LDO Voltage Regulators 80mA uCap LDO
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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