mic33153yhj Micrel Semiconductor, mic33153yhj Datasheet - Page 5

• Manufacturer Part Number: mic33153yhj
• Description: 4mhz Pwm 1.2a Internal Inductor Buck Regulator With Hyperlight Load And Power Good
• Manufacturer: Micrel Semiconductor

Typical Characteristics
Micrel Inc.
September 2010
0.65
0.64
0.63
0.62
0.61
0.60
0.59
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
4.5
3.5
2.5
1.5
0.5
2
1
0
5
4
3
2
1
0
0.1
2.7
-40 -20
Switching Frequency
3.2
vs. Output Current
vs. Input Voltage
Enable OFF
1
OUTPUT CURRENT (mA)
Feedback Voltage
Enable Voltage
V
vs. Temperature
V
IN
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
IN
= 3.6V
3.7
= 4.2V
Enable ON
20
10
4.2
40
100
60
C
I
OUT
OUT
4.7
V
= 150mA
IN
= 4.7µF
80 100 120
1000
= 3.6V
5.2
10000
5.7
1000000
100000
10000
2.56
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.47
2.46
1000
100
10
1
-40 -20
100
ON
OFF
1000
UVLO Threshold
vs. Temperature
V
0
TEMPERATURE (°C)
OUT
20
vs. C
CSS (pF)
5
Rise Time
10000
40
SS
60
100000 1000000
80 100 120
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
5.5
4.5
3.5
2.5
1.5
0.5
2
1
0
6
5
4
3
2
1
0
-40 -20
-40 -20
V
C
Load = 400mA
IN
OUT
= 3.6V
Turn OFF
Enable Threshold
= 4.7µF
vs. Temperature
vs. Temperature
SW Frequency
0
0
TEMPERATURE (°C)
TEMPERATURE (%)
Turn ON
20
20
40
40
M9999-092910-A
60
60
V
OUT
80 100 120
80 100 120
MIC33153
= 3.6V