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MIC2169MM Datasheet(PDF) 5 Page - Micrel Semiconductor

Part # MIC2169MM
Description  500 KHZ PWM SYNCHRONOUS BUCK CONTROL IC
PDF  14 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC2169MM Datasheet(HTML) 5 Page - Micrel Semiconductor

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November 2003
5
M9999-111803
MIC2169
Micrel
Typical Characteristics
V
IN = 5V
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.3
2.5
2.7
2.9
-40 -20 0 20 40 60 80 100120140
TEMPERATURE (
°C)
PWM Mode Supply Current
vs. Temperature
0.5
1.0
1.5
2.0
0
5
10
15
SUPPLY VOLTAGE (V)
PWM Mode Supply Current
vs. Supply Voltage
0.7980
0.7985
0.7990
0.7995
0.8000
0.8005
0.8010
0
5
10
15
V
IN (V)
V
FB
Line Regulation
0.792
0.794
0.796
0.798
0.800
0.802
0.804
0.806
-60 -30
0
30
60
90 120 150
TEMPERATURE (
°C)
V
FB
vs. Temperature
0
1
2
3
4
5
6
0
5
10
15
V
IN (V)
V
DD
Line Regulation
4.90
4.92
4.94
4.96
4.98
5.00
5.02
0
5
10
15
20
25
30
LOAD CURRENT (mA)
V
DD
Load Regulation
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-60 -30
0
30
60
90 120 150
TEMPERATURE (
°C)
V
DD
Line Regulation
vs. Temperature
450
460
470
480
490
500
510
520
530
540
550
-60 -30
0
30
60
90 120 150
TEMPERATURE (
°C)
Oscillator Frequency
vs. Temperature
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
05
10
15
V
IN (V)
Oscillator Frequency
vs. Supply Voltage
0
1
2
3
4
02468
10
I
LOAD (A)
Current Limit Foldback
R
CS = 1kΩ
Top MOSFET = Si4800
100
120
140
160
180
200
220
240
260
-60 -30
0
30
60
90 120 150
TEMPERATURE (
°C)
Overcurrent Trip Point
vs. Temperature



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