MIC2141-BM5 MICREL [Micrel Semiconductor], MIC2141-BM5 Datasheet - Page 4

• Manufacturer Part Number: MIC2141-BM5
• Description: Micropower Boost Converter Preliminary Information
• Manufacturer: MICREL [Micrel Semiconductor]

MIC2141
Typical Characteristcs
MIC2141
400
380
360
340
320
300
25
20
15
10
7
6
5
4
3
2
1
0
5
0
0
2
0
Oscillator Frequency
CONTROL VOLTAGE (V)
4
vs. Control Voltage
vs. Output Voltage
OUTPUT VOLTAGE (V)
Feedback Current
5
vs. Input Voltage
INPUT VOLTAGE (V)
Control Current
1
6
10
8
2
10 12 14 16
15
3
20
350
340
330
320
310
300
-40 -20
25
4
TEMPERATURE ( C)
vs. Temperature
0
Frequency
20 40 60 80 100
15.00
14.95
14.90
14.85
14.80
280
240
200
160
120
80
40
20
15
10
0
5
0
0
0
0
V
L = 33 H
2
CONTROL VOLTAGE (V)
IN
vs. Output Voltage
LOAD CURRENT (mA)
Quiescent Current
1
Load Regulation
vs. Input Voltage
INPUT VOLTAGE (V)
= 5V
Control Voltage
1
4
V
I
IN
PEAK
I
PEAK
6
= 3.6V
L = 33 H
2
L = 22 H
4
= 100mA
2
= 150mA
8
V
3
10 12 14 16
IN
V
IN
= 5V
3
= 2.5V
4
20
19
18
17
16
15
14
13
12
11
10
-40 -20
5
4
TEMPERATURE ( C)
vs. Temperature
0
Duty Cycle
20 40 60 80 100
15.0
14.8
14.6
14.4
14.2
14.0
0.60
0.58
0.56
0.54
0.52
0.50
6.4
6.3
6.2
6.1
6.0
5.9
5.8
5.7
-40 -20
2
0
vs. Output Voltage
OUTPUT VOLTAGE (V)
4
5
INPUT VOLTAGE (V)
TEMPERATURE ( C)
vs. Temperature
Line Regulation
0
On-Time
10
6
20 40 60 80 100
Gain
L = 33 H
I
15
L
8
= 100 A
L = 33 H
V
IN
10
20
= 5V
June 2000
12
25
Micrel