MIC26600 Datasheet, PDF (6/28 Pages) Micrel Semiconductor – 7A Hyper Speed Control Synchronous DC-DC Buck Regulator

Micrel, Inc.
Typical Characteristics
VIN Operating Supply Current
vs. Input Voltage
10.0
8.0
6.0
4.0
2.0
0.0
4
0.808
VOUT = 1.2V
IOUT = 0A
VDD = 5V
SWITCHING
10
16
22
28
INPUT VOLTAGE (V)
Feedback Voltage
vs. Input Voltage
0.804
0.800
0.796
0.792
4
VOUT = 1.2V
VDD = 5V
IOUT = 0A
10
16
22
28
INPUT VOLTAGE (V)
Switching Frequency
vs. Input Voltage
390
345
VOUT = 1.2V
VDD = 5V
IOUT = 0A
300
255
210
4
10
16
22
28
INPUT VOLTAGE (V)
VIN Shutdown Current
vs. Input Voltage
20
16
12
8
4
0
4
1.0%
0.8%
0.6%
VDD = 5V
VEN = 0V
10
16
22
28
INPUT VOLTAGE (V)
Total Regulation
vs. Input Voltage
VOUT = 1.2V
VDD = 5V
IOUT = 0A to 7A
0.4%
0.2%
0.0%
4
10
16
22
28
INPUT VOLTAGE (V)
MIC26600
VDD Operating Supply Current
vs. Input Voltage
10
8
6
4
2
0
4
20
VOUT = 1.2V
VDD= 5V
SWITCHING
10
16
22
28
INPUT VOLTAGE (V)
Current Limit
vs. Input Voltage
15
10
5
VOUT = 1.2V
VDD = 5V
0
5
10
15
20
25
30
INPUT VOLTAGE (V)
September 2010
6
M9999-091710-C