mic5319-2.9yml Micrel Semiconductor, mic5319-2.9yml Datasheet - Page 5

• Manufacturer Part Number: mic5319-2.9yml
• Description: Mic5319 500ma ?cap Ultra-low Dropout, High Psrr Ldo Regulator
• Manufacturer: Micrel Semiconductor

March 2008
Typical Characteristics
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
10
3
(Bypass Pin Cap = 0.1µF)
100
3.5
vs. Input Voltage
TEMPERATURE (°C)
vs. Temperature
TEMPERATURE (°C)
INPUT VOLTAGE (V)
500mA
vs. Temperature
FREQUENCY (Hz)
Ground Current
Ground Current
Ground Current
50mA
1k
PSRR
4
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2µF
Iload = 50mA
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2 µF
Iload = 500mA
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2 µF
Iload = 500mA
Vout = 2.8V
Cout = 2.2µF
10k 100k
4.5
100µA
5
1M
5.5
100
100
2.5
1.5
0.5
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
3
2
1
0
-40 -20 0 20 40 60 80 100 120
10
3
0
(Bypass Pin Cap = 0.01µF)
50mA
Dropout Characteristics
100
3.5
INPUT VOLTAGE (V)
1
vs. Input Voltage
INPUT VOLTAGE (V)
500mA
TEMPERATURE (°C)
Ground Current
vs. Temperature
FREQUENCY (Hz)
Ground Current
1k
2
4
PSRR
5
150mA
500mA
Iload = 150mA
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2 µF
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2µF
Iload = 50mA
Vout = 2.8V
Cout = 2.2 µF
3
10k 100k
4.5
50mA
100µA
4
5
5
1M
5.5
100
85
80
75
70
65
60
55
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
30
25
20
15
10
0
0
5
0
0.1
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
3
OUTPUT CURRENT (mA)
vs. Output Current
3.5
vs. Input Voltage
INPUT VOLTAGE (V)
vs. Temperature
TEMPERATURE (°C)
Dropout Voltage
vs. Temperature
TEMPERATURE (°C)
Ground Current
Ground Current
Ground Current
1
4
10
Iload = 300mA
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2 µF
Vout = 2.8V
Vin = Vout + 1V
Cout = 2.2uF
Cbyp = 0.01µF
Iload = 150mA
Vout = 2.8V
Cout = 2.2 µF
Iload = 50mA
Vout = 2.8V
Cout = 2.2µF
4.5
100
M9999-032808
5
1000
5.5