MIC5156 Micrel Semiconductor, MIC5156 Datasheet - Page 5

• Manufacturer Part Number: MIC5156
• Description: Super LDO Regulator Controller
• Manufacturer: Micrel Semiconductor

MIC5156/5157/5158
Typical Characteristics
3.34
3.33
3.32
3.31
3.30
3.29
3.28
3.27
3.26
10.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
60
50
40
30
20
10
0
-60 -30
Charge-Pump Output Voltage
-60 -30
0
0
MIC5157/8 On-State Supply
Current vs. Supply Voltage
Enable Threshold Voltage
Voltage vs. Temperature
3.3V Regulator Output
5
vs. Supply Voltage
5
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
0
0
10
10
30 60 90 120 150
30 60 90 120 150
15
15
20
20
25
25
30
30
5.04
5.03
5.02
5.01
5.00
4.99
4.98
4.97
4.96
200
175
150
125
100
120
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
75
50
25
80
60
40
20
0
0
-60 -30
-60 -30
-60 -30
0
MIC5157/8 On-State Supply
Enable Input Bias Current
Voltage vs. Temperature
Current vs. Temperature
V
I
FLAG
5.0V Regulator Output
DD
2
Flag Output Voltage
vs. Enable Voltage
ENABLE VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
= 5V
= 1mA
4
0
0
0
3-116
6
30 60 90 120 150
30 60 90 120 150
30 60 90 120 150
8 10 12 14 16
V
DD
= 5V
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
12
10
70
60
50
40
30
20
10
-2
8
6
4
2
0
0
-0.2
-60 -30
-60 -30
0
MOSFET = IRF540
V
C
C
C
Off-State Supply Current
Response Time for 3.3V
Current Limit Threshold
V
FLAG SINK CURRENT (mA)
IN
C1
CP
L
DD
Flag Output Voltage
= 50 F
MIC5157/8 Turn-On
= 5V, I
= C
= 1 F
TEMPERATURE ( C)
2
TEMPERATURE ( C)
= 5V
vs. Temperature
vs. Flag Current
vs. Temperature
0.0
0
0
C2
LOGIC
INPUT
TIME (ms)
L
= 0.1 F
4
30 60 90 120 150
30 60 90 120 150
= 0.5A
0.2
6
V
OUTPUT
DD
3.3V
0.4
= 5V
8
March 1999
0.6
10
Micrel